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Volumn 17, Issue 4, 2015, Pages 659-667

Varicocele and testicular function

Author keywords

hypogonadism; Leydig cell; male fertility; oxidative stress; Sertoli cell; ultramorphology; varicocele

Indexed keywords

DNA; REACTIVE OXYGEN METABOLITE;

EID: 84973502970     PISSN: 1008682X     EISSN: 17457262     Source Type: Journal    
DOI: 10.4103/1008-682X.153539     Document Type: Conference Paper
Times cited : (91)

References (158)
  • 1
    • 34648814355 scopus 로고    scopus 로고
    • Efficacy of varicocelectomy in improving semen parameters: New meta-analytical approach
    • Agarwal A, Deepinder F, Cocuzza M, Agarwal R, Short RA, et al. Efficacy of varicocelectomy in improving semen parameters: new meta-analytical approach. Urology 2007; 70: 532-8.
    • (2007) Urology , vol.70 , pp. 532-538
    • Agarwal, A.1    Deepinder, F.2    Cocuzza, M.3    Agarwal, R.4    Short, R.A.5
  • 2
    • 0003010875 scopus 로고    scopus 로고
    • Varicocele
    • FG. Lipshultz L, Howards S, editors. St. Louis: Mosby Year Book
    • Nagler H, Luntz R, FG. Varicocele. In: Lipshultz L, Howards S, editors. Infertility in the Male. St. Louis: Mosby Year Book; 1997. p. 336-59.
    • (1997) Infertility in the Male , pp. 336-359
    • Nagler, H.1    Luntz, R.2
  • 3
    • 0027378134 scopus 로고
    • Varicocele: A progressive or static lesion?
    • Witt MA, Lipshultz LI. Varicocele: a progressive or static lesion? Urology 1993; 42: 541-3.
    • (1993) Urology , vol.42 , pp. 541-543
    • Witt, M.A.1    Lipshultz, L.I.2
  • 4
    • 84907037422 scopus 로고
    • Varicocelectomy in patients with azoospermia
    • Czaplicki M, Bablok L, Janczewski Z. Varicocelectomy in patients with azoospermia. Arch Androl 1979; 3: 51-5.
    • (1979) Arch Androl , vol.3 , pp. 51-55
    • Czaplicki, M.1    Bablok, L.2    Janczewski, Z.3
  • 5
    • 82455181525 scopus 로고    scopus 로고
    • There is more than meets the eye with varicoceles: Current and emerging concepts in pathophysiology, management, and study design
    • Sigman M. There is more than meets the eye with varicoceles: current and emerging concepts in pathophysiology, management, and study design. Fertil Steril 2011; 96: 1281-2.
    • (2011) Fertil Steril , vol.96 , pp. 1281-1282
    • Sigman, M.1
  • 6
    • 84867579305 scopus 로고    scopus 로고
    • Varicocele repair for infertility: What is the evidence?
    • Ficarra V, Crestani A, Novara G, Mirone V. Varicocele repair for infertility: what is the evidence? Curr Opin Urol 2012; 22: 489-94.
    • (2012) Curr Opin Urol , vol.22 , pp. 489-494
    • Ficarra, V.1    Crestani, A.2    Novara, G.3    Mirone, V.4
  • 7
    • 79960800395 scopus 로고    scopus 로고
    • Varicocele as a risk factor for androgen deficiency and effect of repair
    • Tanrikut C, Goldstein M, Rosoff JS, Lee RK, Nelson CJ, et al. Varicocele as a risk factor for androgen deficiency and effect of repair. BJU Int 2011; 108: 1480-4.
    • (2011) BJU Int , vol.108 , pp. 1480-1484
    • Tanrikut, C.1    Goldstein, M.2    Rosoff, J.S.3    Lee, R.K.4    Nelson, C.J.5
  • 10
    • 0020533340 scopus 로고
    • Varicocele: Still an enigma
    • Turner TT. Varicocele: still an enigma. J Urol 1983; 129: 695-9.
    • (1983) J Urol , vol.129 , pp. 695-699
    • Turner, T.T.1
  • 11
    • 0013965803 scopus 로고
    • Right and left gonadal veins. An anatomical and statistical study
    • Ahlberg NE, Bartley O, Chidekel N. Right and left gonadal veins. An anatomical and statistical study. Acta Radiol Diagn (Stockh) 1966; 4: 593-601.
    • (1966) Acta Radiol Diagn (Stockh) , vol.4 , pp. 593-601
    • Ahlberg, N.E.1    Bartley, O.2    Chidekel, N.3
  • 14
    • 0017386918 scopus 로고
    • Surgical therapy for male infertility
    • Dubin L, Amelar RD. Surgical therapy for male infertility. J Reprod Med 1977; 18: 211-7.
    • (1977) J Reprod Med , vol.18 , pp. 211-217
    • Dubin, L.1    Amelar, R.D.2
  • 15
    • 0015047660 scopus 로고
    • Primary right varicocele
    • Grillo-Lopez AJ. Primary right varicocele. J Urol 1971; 105: 540-1.
    • (1971) J Urol , vol.105 , pp. 540-541
    • Grillo-Lopez, A.J.1
  • 16
    • 0016742934 scopus 로고
    • Subfertility and varicocele. I. Venogram demonstration of anastomosis sites in subfertile men
    • Etriby AA, Ibrahim AA, Mahmoud KZ, Elhaggar S. Subfertility and varicocele. I. Venogram demonstration of anastomosis sites in subfertile men. Fertil Steril 1975; 26: 1013-7.
    • (1975) Fertil Steril , vol.26 , pp. 1013-1017
    • Etriby, A.A.1    Ibrahim, A.A.2    Mahmoud, K.Z.3    Elhaggar, S.4
  • 17
    • 0019217909 scopus 로고
    • The varicocele syndrome: Venography determining the optimal level for surgical management
    • Coolsaet BL. The varicocele syndrome: venography determining the optimal level for surgical management. J Urol 1980; 124: 833-9.
    • (1980) J Urol , vol.124 , pp. 833-839
    • Coolsaet, B.L.1
  • 19
    • 0001502698 scopus 로고
    • A vascular mechanism for maintaining testicular temperature by counter-current exchange
    • Dahl EV, Herrick JF. A vascular mechanism for maintaining testicular temperature by counter-current exchange. Surg Gynecol Obstet 1959; 108: 697-705.
    • (1959) Surg Gynecol Obstet , vol.108 , pp. 697-705
    • Dahl, E.V.1    Herrick, J.F.2
  • 20
    • 0015865445 scopus 로고
    • Studies in temperature, human semen quality, and varicocele
    • Zorgniotti AW, Macleod J. Studies in temperature, human semen quality, and varicocele. Fertil Steril 1973; 24: 854-63.
    • (1973) Fertil Steril , vol.24 , pp. 854-863
    • Zorgniotti, A.W.1    Macleod, J.2
  • 21
    • 0024458868 scopus 로고
    • Elevation of intratesticular and scrotal skin surface temperature in men with varicocele
    • Goldstein M, Eid JF. Elevation of intratesticular and scrotal skin surface temperature in men with varicocele. J Urol 1989; 142: 743-5.
    • (1989) J Urol , vol.142 , pp. 743-745
    • Goldstein, M.1    Eid, J.F.2
  • 22
    • 0033058462 scopus 로고    scopus 로고
    • Single exposure to heat induces stage-specific germ cell apoptosis in rats: Role of intratesticular testosterone on stage specificity
    • Lue YH, Hikim AP, Swerdloff RS, Im P, Taing KS, et al. Single exposure to heat induces stage-specific germ cell apoptosis in rats: role of intratesticular testosterone on stage specificity. Endocrinology 1999; 140: 1709-17.
    • (1999) Endocrinology , vol.140 , pp. 1709-1717
    • Lue, Y.H.1    Hikim, A.P.2    Swerdloff, R.S.3    Im, P.4    Taing, K.S.5
  • 23
    • 0030923824 scopus 로고    scopus 로고
    • Heat stress causes testicular germ cell apoptosis in adult mice
    • Yin Y, Hawkins KL, DeWolf WC, Morgentaler A. Heat stress causes testicular germ cell apoptosis in adult mice. J Androl 1997; 18: 159-65.
    • (1997) J Androl , vol.18 , pp. 159-165
    • Yin, Y.1    Hawkins, K.L.2    DeWolf, W.C.3    Morgentaler, A.4
  • 24
    • 77952637082 scopus 로고    scopus 로고
    • Elevated scrotal temperature, but not varicocele grade, reflects testicular oxidative stress-mediated apoptosis
    • Shiraishi K, Takihara H, Matsuyama H. Elevated scrotal temperature, but not varicocele grade, reflects testicular oxidative stress-mediated apoptosis. World J Urol 2010; 28: 359-64.
    • (2010) World J Urol , vol.28 , pp. 359-364
    • Shiraishi, K.1    Takihara, H.2    Matsuyama, H.3
  • 25
    • 0023502398 scopus 로고
    • Association of scrotal hyperthermia with impaired spermatogenesis in infertile men
    • Mieusset R, Bujan L, Mondinat C, Mansat A, Pontonnier F, et al. Association of scrotal hyperthermia with impaired spermatogenesis in infertile men. Fertil Steril 1987; 48: 1006-11.
    • (1987) Fertil Steril , vol.48 , pp. 1006-1011
    • Mieusset, R.1    Bujan, L.2    Mondinat, C.3    Mansat, A.4    Pontonnier, F.5
  • 26
    • 0021809705 scopus 로고
    • Inhibiting effect of artificial cryptorchidism on spermatogenesis
    • Mieusset R, Grandjean H, Mansat A, Pontonnier F. Inhibiting effect of artificial cryptorchidism on spermatogenesis. Fertil Steril 1985; 43: 589-94.
    • (1985) Fertil Steril , vol.43 , pp. 589-594
    • Mieusset, R.1    Grandjean, H.2    Mansat, A.3    Pontonnier, F.4
  • 27
    • 42149138518 scopus 로고    scopus 로고
    • Evolving approach to the varicocele
    • viii
    • Khera M, Lipshultz LI. Evolving approach to the varicocele. Urol Clin North Am 2008; 35: 183-9, viii.
    • (2008) Urol Clin North Am , vol.35 , pp. 183-189
    • Khera, M.1    Lipshultz, L.I.2
  • 28
    • 10044267946 scopus 로고    scopus 로고
    • Increased seminal reactive oxygen species levels in patients with varicoceles correlate with varicocele grade but not with testis size
    • Allamaneni SS, Naughton CK, Sharma RK, Thomas AJ Jr, Agarwal A. Increased seminal reactive oxygen species levels in patients with varicoceles correlate with varicocele grade but not with testis size. Fertil Steril 2004; 82: 1684-6.
    • (2004) Fertil Steril , vol.82 , pp. 1684-1686
    • Allamaneni, S.S.1    Naughton, C.K.2    Sharma, R.K.3    Thomas, A.J.4    Agarwal, A.5
  • 29
    • 0013814111 scopus 로고
    • Seminal cytology in the presence of varicocele
    • MacLeod J. Seminal cytology in the presence of varicocele. Fertil Steril 1965; 16: 735-57.
    • (1965) Fertil Steril , vol.16 , pp. 735-757
    • MacLeod, J.1
  • 31
    • 0036867863 scopus 로고    scopus 로고
    • Varicocele: Current concepts in pathophysiology, diagnosis, and treatment
    • Fretz PC, Sandlow JI. Varicocele: current concepts in pathophysiology, diagnosis, and treatment. Urol Clin North Am 2002; 29: 921-37.
    • (2002) Urol Clin North Am , vol.29 , pp. 921-937
    • Fretz, P.C.1    Sandlow, J.I.2
  • 32
    • 0032829436 scopus 로고    scopus 로고
    • Varicocele is associated with elevated spermatozoal reactive oxygen species production and diminished seminal plasma antioxidant capacity
    • Hendin BN, Kolettis PN, Sharma RK, Thomas AJ Jr, Agarwal A. Varicocele is associated with elevated spermatozoal reactive oxygen species production and diminished seminal plasma antioxidant capacity. J Urol 1999; 161: 1831-4.
    • (1999) J Urol , vol.161 , pp. 1831-1834
    • Hendin, B.N.1    Kolettis, P.N.2    Sharma, R.K.3    Thomas, A.J.4    Agarwal, A.5
  • 33
    • 0024416114 scopus 로고
    • Correlation of sperm-bound immunoglobulins with impaired semen analysis in infertile men with varicoceles
    • Gilbert BR, Witkin SS, Goldstein M. Correlation of sperm-bound immunoglobulins with impaired semen analysis in infertile men with varicoceles. Fertil Steril 1989; 52: 469-73.
    • (1989) Fertil Steril , vol.52 , pp. 469-473
    • Gilbert, B.R.1    Witkin, S.S.2    Goldstein, M.3
  • 34
    • 0023812449 scopus 로고
    • Deoxyribonucleic acid polymerase activity in the testes of infertile men with varicocele
    • Fujisawa M, Yoshida S, Matsumoto O, Kojima K, Kamidono S. Deoxyribonucleic acid polymerase activity in the testes of infertile men with varicocele. Fertil Steril 1988; 50: 795-800.
    • (1988) Fertil Steril , vol.50 , pp. 795-800
    • Fujisawa, M.1    Yoshida, S.2    Matsumoto, O.3    Kojima, K.4    Kamidono, S.5
  • 35
    • 0029133602 scopus 로고
    • Testicular heating and its possible contributions to male infertility: A review
    • Mieusset R, Bujan L. Testicular heating and its possible contributions to male infertility: a review. Int J Androl 1995; 18: 169-84.
    • (1995) Int J Androl , vol.18 , pp. 169-184
    • Mieusset, R.1    Bujan, L.2
  • 36
    • 0032196723 scopus 로고    scopus 로고
    • Role of apoptosis in testicular tissue damage caused by varicocele
    • Simsek F, Türkeri L, Cevik I, Bircan K, Akdas A. Role of apoptosis in testicular tissue damage caused by varicocele. Arch Esp Urol 1998; 51: 947-50.
    • (1998) Arch Esp Urol , vol.51 , pp. 947-950
    • Simsek, F.1    Türkeri, L.2    Cevik, I.3    Bircan, K.4    Akdas, A.5
  • 37
    • 0035653479 scopus 로고    scopus 로고
    • Varicocele in subfertility: Results of treatment 1955
    • Tulloch WS. Varicocele in subfertility: results of treatment 1955. J Urol 2001; 166: 2032-3.
    • (2001) J Urol , vol.166 , pp. 2032-2033
    • Tulloch, W.S.1
  • 38
    • 0017331115 scopus 로고
    • Progressive testicular atrophy in the varicocele patient
    • Lipshultz LI, Corriere JN Jr. Progressive testicular atrophy in the varicocele patient. J Urol 1977; 117: 175-6.
    • (1977) J Urol , vol.117 , pp. 175-176
    • Lipshultz, L.I.1    Corriere, J.N.2
  • 39
    • 0018088656 scopus 로고
    • Quantitative evaluation of testicular biopsies before and after operation for varicocele
    • Johnsen SG, Agger P. Quantitative evaluation of testicular biopsies before and after operation for varicocele. Fertil Steril 1978; 29: 58-63.
    • (1978) Fertil Steril , vol.29 , pp. 58-63
    • Johnsen, S.G.1    Agger, P.2
  • 40
    • 0022588756 scopus 로고
    • Is there a specific abnormality of sperm morphology in men with varicoceles?
    • Ayodeji O, Baker HW. Is there a specific abnormality of sperm morphology in men with varicoceles? Fertil Steril 1986; 45: 839-42.
    • (1986) Fertil Steril , vol.45 , pp. 839-842
    • Ayodeji, O.1    Baker, H.W.2
  • 42
    • 0020824801 scopus 로고
    • Morphology of spermatozoa in infertile men with and without varicocele
    • Portuondo JA, Calabozo M, Echanojauregui AD. Morphology of spermatozoa in infertile men with and without varicocele. J Androl 1983; 4: 312-5.
    • (1983) J Androl , vol.4 , pp. 312-315
    • Portuondo, J.A.1    Calabozo, M.2    Echanojauregui, A.D.3
  • 44
    • 0030861597 scopus 로고    scopus 로고
    • Response of routine semen analysis and critical assessment of sperm morphology by Kruger classification to therapeutic varicocelectomy
    • Vazquez-Levin MH, Friedmann P, Goldberg SI, Medley NE, Nagler HM. Response of routine semen analysis and critical assessment of sperm morphology by Kruger classification to therapeutic varicocelectomy. J Urol 1997; 158: 1804-7.
    • (1997) J Urol , vol.158 , pp. 1804-1807
    • Vazquez-Levin, M.H.1    Friedmann, P.2    Goldberg, S.I.3    Medley, N.E.4    Nagler, H.M.5
  • 46
    • 0036903393 scopus 로고    scopus 로고
    • Adolescents with varicocele have an impaired sperm-zona pellucida binding capacity
    • Cedenho AP, Spaine DM, Barradas V, Srougi M, Oehninger S. Adolescents with varicocele have an impaired sperm-zona pellucida binding capacity. Fertil Steril 2002; 78: 1339-40.
    • (2002) Fertil Steril , vol.78 , pp. 1339-1340
    • Cedenho, A.P.1    Spaine, D.M.2    Barradas, V.3    Srougi, M.4    Oehninger, S.5
  • 47
    • 0347316382 scopus 로고    scopus 로고
    • Relationship between ROS production, apoptosis and DNA denaturation in spermatozoa from patients examined for infertility
    • Moustafa MH, Sharma RK, Thornton J, Mascha E, Abdel-Hafez MA, et al. Relationship between ROS production, apoptosis and DNA denaturation in spermatozoa from patients examined for infertility. Hum Reprod 2004; 19: 129-38.
    • (2004) Hum Reprod , vol.19 , pp. 129-138
    • Moustafa, M.H.1    Sharma, R.K.2    Thornton, J.3    Mascha, E.4    Abdel-Hafez, M.A.5
  • 48
    • 0028834966 scopus 로고
    • Impact of reactive oxygen species on spermatozoa: A balancing act between beneficial and detrimental effects
    • de Lamirande E, Gagnon C. Impact of reactive oxygen species on spermatozoa: a balancing act between beneficial and detrimental effects. Hum Reprod 1995; 10 Suppl 1: 15-21.
    • (1995) Hum Reprod , vol.10 , pp. 15-21
    • De Lamirande, E.1    Gagnon, C.2
  • 50
    • 0033638475 scopus 로고    scopus 로고
    • Effects of hydrogen peroxide on DNA and plasma membrane integrity of human spermatozoa
    • Kemal Duru N, Morshedi M, Oehninger S. Effects of hydrogen peroxide on DNA and plasma membrane integrity of human spermatozoa. Fertil Steril 2000; 74: 1200-7.
    • (2000) Fertil Steril , vol.74 , pp. 1200-1207
    • Kemal Duru, N.1    Morshedi, M.2    Oehninger, S.3
  • 51
    • 82455208866 scopus 로고    scopus 로고
    • Are varicoceles associated with increased deoxyribonucleic acid fragmentation?
    • Zini A, Dohle G. Are varicoceles associated with increased deoxyribonucleic acid fragmentation? Fertil Steril 2011; 96: 1283-7.
    • (2011) Fertil Steril , vol.96 , pp. 1283-1287
    • Zini, A.1    Dohle, G.2
  • 52
    • 0035569292 scopus 로고    scopus 로고
    • Varicocelectomy reduces reactive oxygen species levels and increases antioxidant activity of seminal plasma from infertile men with varicocele
    • Mostafa T, Anis TH, El-Nashar A, Imam H, Othman IA. Varicocelectomy reduces reactive oxygen species levels and increases antioxidant activity of seminal plasma from infertile men with varicocele. Int J Androl 2001; 24: 261-5.
    • (2001) Int J Androl , vol.24 , pp. 261-265
    • Mostafa, T.1    Anis, T.H.2    El-Nashar, A.3    Imam, H.4    Othman, I.A.5
  • 53
    • 84870934125 scopus 로고    scopus 로고
    • Decreased sperm DNA fragmentation after surgical varicocelectomy is associated with increased pregnancy rate
    • Smit M, Romijn JC, Wildhagen MF, Veldhoven JL, Weber RF, et al. Decreased sperm DNA fragmentation after surgical varicocelectomy is associated with increased pregnancy rate. J Urol 2013; 189: S146-50.
    • (2013) J Urol , vol.189 , pp. S146-S150
    • Smit, M.1    Romijn, J.C.2    Wildhagen, M.F.3    Veldhoven, J.L.4    Weber, R.F.5
  • 54
    • 38849115914 scopus 로고    scopus 로고
    • Attenuation of oxidative stress after varicocelectomy in subfertile patients with varicocele
    • Chen SS, Huang WJ, Chang LS, Wei YH. Attenuation of oxidative stress after varicocelectomy in subfertile patients with varicocele. J Urol 2008; 179: 639-42.
    • (2008) J Urol , vol.179 , pp. 639-642
    • Chen, S.S.1    Huang, W.J.2    Chang, L.S.3    Wei, Y.H.4
  • 55
    • 78651290375 scopus 로고    scopus 로고
    • Effect of microsurgical varicocelectomy on human sperm chromatin and DNA integrity: A prospective trial
    • Zini A, Azhar R, Baazeem A, Gabriel MS. Effect of microsurgical varicocelectomy on human sperm chromatin and DNA integrity: a prospective trial. Int J Androl 2011; 34: 14-9.
    • (2011) Int J Androl , vol.34 , pp. 14-19
    • Zini, A.1    Azhar, R.2    Baazeem, A.3    Gabriel, M.S.4
  • 56
    • 84905184425 scopus 로고    scopus 로고
    • Antioxidant cosupplementation therapy with Vitamin C, Vitamin E, and coenzyme Q10 in patients with oligoasthenozoospermia
    • Kobori Y, Ota S, Sato R, Yagi H, Soh S, et al. Antioxidant cosupplementation therapy with vitamin C, vitamin E, and coenzyme Q10 in patients with oligoasthenozoospermia. Arch Ital Urol Androl 2014; 86: 1-4.
    • (2014) Arch Ital Urol Androl , vol.86 , pp. 1-4
    • Kobori, Y.1    Ota, S.2    Sato, R.3    Yagi, H.4    Soh, S.5
  • 57
    • 79955653567 scopus 로고    scopus 로고
    • Antioxidant therapy in male infertility: Fact or fiction?
    • Zini A, Al-Hathal N. Antioxidant therapy in male infertility: fact or fiction? Asian J Androl 2011; 13: 374-81.
    • (2011) Asian J Androl , vol.13 , pp. 374-381
    • Zini, A.1    Al-Hathal, N.2
  • 58
    • 63249115710 scopus 로고    scopus 로고
    • Pentoxifylline and antioxidants improve sperm quality in male patients with varicocele
    • Oliva A, Dotta A, Multigner L. Pentoxifylline and antioxidants improve sperm quality in male patients with varicocele. Fertil Steril 2009; 91: 1536-9.
    • (2009) Fertil Steril , vol.91 , pp. 1536-1539
    • Oliva, A.1    Dotta, A.2    Multigner, L.3
  • 59
    • 84896084972 scopus 로고    scopus 로고
    • Testosterone and Vitamin E administration up-regulated varicocele-reduced Hsp70-2 protein expression and ameliorated biochemical alterations
    • Khosravanian N, Razi M, Farokhi F, Khosravanian H. Testosterone and vitamin E administration up-regulated varicocele-reduced Hsp70-2 protein expression and ameliorated biochemical alterations. J Assist Reprod Genet 2014; 31: 341-54.
    • (2014) J Assist Reprod Genet , vol.31 , pp. 341-354
    • Khosravanian, N.1    Razi, M.2    Farokhi, F.3    Khosravanian, H.4
  • 61
    • 0030447602 scopus 로고    scopus 로고
    • Computer-assisted semen analysis parameters in men with varicocele: Is surgery helpful?
    • Parikh FR, Kamat SA, Kodwaney GG, Balaiah D. Computer-assisted semen analysis parameters in men with varicocele: is surgery helpful? Fertil Steril 1996; 66: 440-5.
    • (1996) Fertil Steril , vol.66 , pp. 440-445
    • Parikh, F.R.1    Kamat, S.A.2    Kodwaney, G.G.3    Balaiah, D.4
  • 62
    • 0027935585 scopus 로고
    • Treatment outcome after varicocelectomy. A critical analysis
    • Schlesinger MH, Wilets IF, Nagler HM. Treatment outcome after varicocelectomy. A critical analysis. Urol Clin North Am 1994; 21: 517-29.
    • (1994) Urol Clin North Am , vol.21 , pp. 517-529
    • Schlesinger, M.H.1    Wilets, I.F.2    Nagler, H.M.3
  • 63
    • 0014544070 scopus 로고
    • Further observations on the role of varicocele in human male infertility
    • Macleod J. Further observations on the role of varicocele in human male infertility. Fertil Steril 1969; 20: 545-63.
    • (1969) Fertil Steril , vol.20 , pp. 545-563
    • Macleod, J.1
  • 64
    • 0017986512 scopus 로고
    • Miltinuclear spermatides observed in varicocele
    • Vydra G. Miltinuclear spermatides observed in varicocele. Morphol Igazsagugyi Orv Sz 1978; 18: 161-5.
    • (1978) Morphol Igazsagugyi Orv Sz , vol.18 , pp. 161-165
    • Vydra, G.1
  • 65
    • 0018902645 scopus 로고
    • Ultrastructural alterations in the adluminal testicular compartment in men with varicocele
    • Cameron DF, Snydle FE, Ross MH, Drylie DM. Ultrastructural alterations in the adluminal testicular compartment in men with varicocele. Fertil Steril 1980; 33: 526-33.
    • (1980) Fertil Steril , vol.33 , pp. 526-533
    • Cameron, D.F.1    Snydle, F.E.2    Ross, M.H.3    Drylie, D.M.4
  • 66
    • 0033835737 scopus 로고    scopus 로고
    • Varicocele is associated with abnormal retention of cytoplasmic droplets by human spermatozoa
    • Zini A, Defreitas G, Freeman M, Hechter S, Jarvi K. Varicocele is associated with abnormal retention of cytoplasmic droplets by human spermatozoa. Fertil Steril 2000; 74: 461-4.
    • (2000) Fertil Steril , vol.74 , pp. 461-464
    • Zini, A.1    Defreitas, G.2    Freeman, M.3    Hechter, S.4    Jarvi, K.5
  • 67
    • 0019862348 scopus 로고
    • Morphological findings in varicocele: An ultrastructural study of 30 bilateral testicular biopsies
    • Terquem A, Dadoune JP. Morphological findings in varicocele: an ultrastructural study of 30 bilateral testicular biopsies. Int J Androl 1981; 4: 515-31.
    • (1981) Int J Androl , vol.4 , pp. 515-531
    • Terquem, A.1    Dadoune, J.P.2
  • 68
    • 0034119796 scopus 로고    scopus 로고
    • Sperm ultramorphology as a pathophysiological indicator of spermatogenesis in males suffering from varicocele
    • Reichart M, Eltes F, Soffer Y, Zigenreich E, Yogev L, et al. Sperm ultramorphology as a pathophysiological indicator of spermatogenesis in males suffering from varicocele. Andrologia 2000; 32: 139-45.
    • (2000) Andrologia , vol.32 , pp. 139-145
    • Reichart, M.1    Eltes, F.2    Soffer, Y.3    Zigenreich, E.4    Yogev, L.5
  • 69
    • 0029896377 scopus 로고    scopus 로고
    • Development of an image analysis system to monitor the retention of residual cytoplasm by human spermatozoa: Correlation with biochemical markers of the cytoplasmic space, oxidative stress, and sperm function
    • Gomez E, Buckingham DW, Brindle J, Lanzafame F, Irvine DS, et al. Development of an image analysis system to monitor the retention of residual cytoplasm by human spermatozoa: correlation with biochemical markers of the cytoplasmic space, oxidative stress, and sperm function. J Androl 1996; 17: 276-87.
    • (1996) J Androl , vol.17 , pp. 276-287
    • Gomez, E.1    Buckingham, D.W.2    Brindle, J.3    Lanzafame, F.4    Irvine, D.S.5
  • 70
    • 0030858806 scopus 로고    scopus 로고
    • Investigation of the association between the presence of cytoplasmic residues on the human sperm midpiece and defective sperm function
    • Keating J, Grundy CE, Fivey PS, Elliott M, Robinson J. Investigation of the association between the presence of cytoplasmic residues on the human sperm midpiece and defective sperm function. J Reprod Fertil 1997; 110: 71-7.
    • (1997) J Reprod Fertil , vol.110 , pp. 71-77
    • Keating, J.1    Grundy, C.E.2    Fivey, P.S.3    Elliott, M.4    Robinson, J.5
  • 71
    • 0037253554 scopus 로고    scopus 로고
    • Human sperm DNA integrity: Correlation with sperm cytoplasmic droplets
    • Fischer MA, Willis J, Zini A. Human sperm DNA integrity: correlation with sperm cytoplasmic droplets. Urology 2003; 61: 207-11.
    • (2003) Urology , vol.61 , pp. 207-211
    • Fischer, M.A.1    Willis, J.2    Zini, A.3
  • 72
  • 73
    • 80052260236 scopus 로고    scopus 로고
    • Varicocele and male factor infertility treatment: A new meta-analysis and review of the role of varicocele repair
    • Baazeem A, Belzile E, Ciampi A, Dohle G, Jarvi K, et al. Varicocele and male factor infertility treatment: a new meta-analysis and review of the role of varicocele repair. Eur Urol 2011; 60: 796-808.
    • (2011) Eur Urol , vol.60 , pp. 796-808
    • Baazeem, A.1    Belzile, E.2    Ciampi, A.3    Dohle, G.4    Jarvi, K.5
  • 74
    • 0023848132 scopus 로고
    • The endocrinology of varicoceles
    • Hudson RW. The endocrinology of varicoceles. Fertil Steril 1988; 49: 199-208.
    • (1988) Fertil Steril , vol.49 , pp. 199-208
    • Hudson, R.W.1
  • 75
    • 0032740605 scopus 로고    scopus 로고
    • The effect of microsurgical varicocelectomy on serum follicle stimulating hormone, testosterone and free testosterone levels in infertile men with varicocele
    • Cayan S, Kadioglu A, Orhan I, Kandirali E, Tefekli A, et al. The effect of microsurgical varicocelectomy on serum follicle stimulating hormone, testosterone and free testosterone levels in infertile men with varicocele. BJU Int 1999; 84: 1046-9.
    • (1999) BJU Int , vol.84 , pp. 1046-1049
    • Cayan, S.1    Kadioglu, A.2    Orhan, I.3    Kandirali, E.4    Tefekli, A.5
  • 76
    • 0034808760 scopus 로고    scopus 로고
    • Significance of serum inhibin B concentration for evaluating improvement in spermatogenesis after varicocelectomy
    • Fujisawa M, Dobashi M, Yamasaki T, Kanzaki M, Okada H, et al. Significance of serum inhibin B concentration for evaluating improvement in spermatogenesis after varicocelectomy. Hum Reprod 2001; 16: 1945-9.
    • (2001) Hum Reprod , vol.16 , pp. 1945-1949
    • Fujisawa, M.1    Dobashi, M.2    Yamasaki, T.3    Kanzaki, M.4    Okada, H.5
  • 77
    • 0033153490 scopus 로고    scopus 로고
    • Effect of surgically induced varicocele on testicular blood flow and Sertoli cell function
    • Li H, Dubocq F, Jiang Y, Tiguert R, Gheiler EL, et al. Effect of surgically induced varicocele on testicular blood flow and Sertoli cell function. Urology 1999; 53: 1258-62.
    • (1999) Urology , vol.53 , pp. 1258-1262
    • Li, H.1    Dubocq, F.2    Jiang, Y.3    Tiguert, R.4    Gheiler, E.L.5
  • 78
    • 0033971238 scopus 로고    scopus 로고
    • Effect of varicocelectomy on seminal plasma transferrin values: A comparative clinical trial
    • Kosar A, Sarica K, Ozdiler E. Effect of varicocelectomy on seminal plasma transferrin values: a comparative clinical trial. Andrologia 2000; 32: 19-22.
    • (2000) Andrologia , vol.32 , pp. 19-22
    • Kosar, A.1    Sarica, K.2    Ozdiler, E.3
  • 79
    • 84883435243 scopus 로고    scopus 로고
    • Ultrastructure of the seminiferous tubules in oligoasthenoteratozoospermic men associated with varicocele
    • El-Kamshoushi AM, Zohdy NI, Abou Khedr NA, Nabhan SA, Mostafa T. Ultrastructure of the seminiferous tubules in oligoasthenoteratozoospermic men associated with varicocele. Andrologia 2013; 45: 319-25.
    • (2013) Andrologia , vol.45 , pp. 319-325
    • El-Kamshoushi, A.M.1    Zohdy, N.I.2    Abou Khedr, N.A.3    Nabhan, S.A.4    Mostafa, T.5
  • 81
    • 0021029303 scopus 로고
    • Testosterone and dihydrotestosterone seminal plasma levels in varicocele patients
    • Andó S, Giacchetto C, Beraldi E, Panno ML, Carpino A, et al. Testosterone and dihydrotestosterone seminal plasma levels in varicocele patients. Andrologia 1983; 15: 374-9.
    • (1983) Andrologia , vol.15 , pp. 374-379
    • Andó, S.1    Giacchetto, C.2    Beraldi, E.3    Panno, M.L.4    Carpino, A.5
  • 82
    • 79961198247 scopus 로고    scopus 로고
    • Low plasma testosterone in varicocele patients with impotence and male infertility
    • Younes AK. Low plasma testosterone in varicocele patients with impotence and male infertility. Arch Androl 2000; 45: 187-95.
    • (2000) Arch Androl , vol.45 , pp. 187-195
    • Younes, A.K.1
  • 83
    • 0020535560 scopus 로고
    • Seminal plasma testosterone and dihydrotestosterone levels in men with varicoceles
    • Hudson RW, Hayes KA, Crawford VA, McKay DE. Seminal plasma testosterone and dihydrotestosterone levels in men with varicoceles. Int J Androl 1983; 6: 135-42.
    • (1983) Int J Androl , vol.6 , pp. 135-142
    • Hudson, R.W.1    Hayes, K.A.2    Crawford, V.A.3    McKay, D.E.4
  • 84
    • 0016814005 scopus 로고
    • Pituitary and gonadal hormones in patients with varicocele
    • Swerdloff RS, Walsh PC. Pituitary and gonadal hormones in patients with varicocele. Fertil Steril 1975; 26: 1006-12.
    • (1975) Fertil Steril , vol.26 , pp. 1006-1012
    • Swerdloff, R.S.1    Walsh, P.C.2
  • 85
    • 0026642535 scopus 로고
    • World health organization
    • The influence of varicocele on parameters of fertility in a large group of men presenting to infertility clinics. World Health Organization. Fertil Steril 1992; 57: 1289-93.
    • (1992) Fertil Steril , vol.57 , pp. 1289-1293
  • 86
    • 0028787701 scopus 로고
    • The effect of varicocelectomy on serum testosterone levels in infertile men with varicoceles
    • Su LM, Goldstein M, Schlegel PN. The effect of varicocelectomy on serum testosterone levels in infertile men with varicoceles. J Urol 1995; 154: 1752-5.
    • (1995) J Urol , vol.154 , pp. 1752-1755
    • Su, L.M.1    Goldstein, M.2    Schlegel, P.N.3
  • 87
    • 6444243823 scopus 로고    scopus 로고
    • Elevation of serum testosterone and free testosterone after embolization of the internal spermatic vein for the treatment of varicocele in infertile men
    • Gat Y, Gornish M, Belenky A, Bachar GN. Elevation of serum testosterone and free testosterone after embolization of the internal spermatic vein for the treatment of varicocele in infertile men. Hum Reprod 2004; 19: 2303-6.
    • (2004) Hum Reprod , vol.19 , pp. 2303-2306
    • Gat, Y.1    Gornish, M.2    Belenky, A.3    Bachar, G.N.4
  • 90
    • 84878590827 scopus 로고    scopus 로고
    • Varicocelectomy is associated with increases in serum testosterone independent of clinical grade
    • Hsiao W, Rosoff JS, Pale JR, Powell JL, Goldstein M. Varicocelectomy is associated with increases in serum testosterone independent of clinical grade. Urology 2013; 81: 1213-7.
    • (2013) Urology , vol.81 , pp. 1213-1217
    • Hsiao, W.1    Rosoff, J.S.2    Pale, J.R.3    Powell, J.L.4    Goldstein, M.5
  • 91
    • 36249014890 scopus 로고    scopus 로고
    • Varicocele sclerotherapy improves serum inhibin B levels and seminal parameters
    • Di Bisceglie C, Bertagna A, Baldi M, Lanfranco F, Tagliabue M, et al. Varicocele sclerotherapy improves serum inhibin B levels and seminal parameters. Int J Androl 2007; 30: 531-6.
    • (2007) Int J Androl , vol.30 , pp. 531-536
    • Di Bisceglie, C.1    Bertagna, A.2    Baldi, M.3    Lanfranco, F.4    Tagliabue, M.5
  • 92
    • 84908326506 scopus 로고    scopus 로고
    • Effects of varicocele on serum testosterone and changes of testosterone after varicocelectomy: A prospective controlled study
    • Abdel-Meguid TA, Farsi HM, Al-Sayyad A, Tayib A, Mosli HA, et al. Effects of varicocele on serum testosterone and changes of testosterone after varicocelectomy: a prospective controlled study. Urology 2014; 84: 1081-7.
    • (2014) Urology , vol.84 , pp. 1081-1087
    • Abdel-Meguid, T.A.1    Farsi, H.M.2    Al-Sayyad, A.3    Tayib, A.4    Mosli, H.A.5
  • 93
    • 78651303961 scopus 로고    scopus 로고
    • Older age is associated with similar improvements in semen parameters and testosterone after subinguinal microsurgical varicocelectomy
    • Hsiao W, Rosoff JS, Pale JR, Greenwood EA, Goldstein M. Older age is associated with similar improvements in semen parameters and testosterone after subinguinal microsurgical varicocelectomy. J Urol 2011; 185: 620-5.
    • (2011) J Urol , vol.185 , pp. 620-625
    • Hsiao, W.1    Rosoff, J.S.2    Pale, J.R.3    Greenwood, E.A.4    Goldstein, M.5
  • 94
    • 84901592200 scopus 로고    scopus 로고
    • Diagnosis of varicoceles in men undergoing vasectomy may lead to earlier detection of hypogonadism
    • Liu JS, Jones M, Casey JT, Fuchs AB, Cashy J, et al. Diagnosis of varicoceles in men undergoing vasectomy may lead to earlier detection of hypogonadism. Urology 2014; 83: 1322-5.
    • (2014) Urology , vol.83 , pp. 1322-1325
    • Liu, J.S.1    Jones, M.2    Casey, J.T.3    Fuchs, A.B.4    Cashy, J.5
  • 95
    • 84855572978 scopus 로고    scopus 로고
    • Does varicocelectomy improve gonadal function in men with hypogonadism and infertility? Analysis of a prospective study
    • Sathya Srini V, Belur Veerachari S. Does varicocelectomy improve gonadal function in men with hypogonadism and infertility? Analysis of a prospective study. Int J Endocrinol 2011; 2011: 916380.
    • (2011) Int J Endocrinol , vol.2011 , pp. 916380
    • Sathya Srini, V.1    Belur Veerachari, S.2
  • 96
    • 79951975888 scopus 로고    scopus 로고
    • Impact of varicocelectomy on gonadal and erectile functions in men with hypogonadism and infertility
    • Zohdy W, Ghazi S, Arafa M. Impact of varicocelectomy on gonadal and erectile functions in men with hypogonadism and infertility. J Sex Med 2011; 8: 885-93.
    • (2011) J Sex Med , vol.8 , pp. 885-893
    • Zohdy, W.1    Ghazi, S.2    Arafa, M.3
  • 97
    • 54449092074 scopus 로고    scopus 로고
    • The effects of artery-ligating and artery-preserving varicocelectomy on the ipsilateral testes in rats
    • Zheng YQ, Zhang XB, Zhou JQ, Cheng F, Rao T, et al. The effects of artery-ligating and artery-preserving varicocelectomy on the ipsilateral testes in rats. Urology 2008; 72: 1179-84.
    • (2008) Urology , vol.72 , pp. 1179-1184
    • Zheng, Y.Q.1    Zhang, X.B.2    Zhou, J.Q.3    Cheng, F.4    Rao, T.5
  • 98
    • 84886292903 scopus 로고    scopus 로고
    • Impact of surgical varicocele repair on pregnancy rate in subfertile men with clinical varicocele and impaired semen quality: A meta-analysis of randomized clinical trials
    • Kim KH, Lee JY, Kang DH, Lee H, Seo JT, et al. Impact of surgical varicocele repair on pregnancy rate in subfertile men with clinical varicocele and impaired semen quality: a meta-analysis of randomized clinical trials. Korean J Urol 2013; 54: 703-9.
    • (2013) Korean J Urol , vol.54 , pp. 703-709
    • Kim, K.H.1    Lee, J.Y.2    Kang, D.H.3    Lee, H.4    Seo, J.T.5
  • 99
    • 0027413637 scopus 로고
    • Relationship between varicocele size and response to varicocelectomy
    • Steckel J, Dicker AP, Goldstein M. Relationship between varicocele size and response to varicocelectomy. J Urol 1993; 149: 769-71.
    • (1993) J Urol , vol.149 , pp. 769-771
    • Steckel, J.1    Dicker, A.P.2    Goldstein, M.3
  • 100
    • 33846670947 scopus 로고    scopus 로고
    • Significance of sperm characteristics in the evaluation of adolescents, adults and older men with varicocele
    • Andrade-Rocha FT. Significance of sperm characteristics in the evaluation of adolescents, adults and older men with varicocele. J Postgrad Med 2007; 53: 8-13.
    • (2007) J Postgrad Med , vol.53 , pp. 8-13
    • Andrade-Rocha, F.T.1
  • 101
    • 34548452002 scopus 로고    scopus 로고
    • Reassessing the value of varicocelectomy as a treatment for male subfertility with a new meta-analysis
    • Marmar JL, Agarwal A, Prabakaran S, Agarwal R, Short RA, et al. Reassessing the value of varicocelectomy as a treatment for male subfertility with a new meta-analysis. Fertil Steril 2007; 88: 639-48.
    • (2007) Fertil Steril , vol.88 , pp. 639-648
    • Marmar, J.L.1    Agarwal, A.2    Prabakaran, S.3    Agarwal, R.4    Short, R.A.5
  • 102
    • 53249097324 scopus 로고    scopus 로고
    • Microsurgical varicocelectomy for isolated asthenospermia
    • Boman JM, Libman J, Zini A. Microsurgical varicocelectomy for isolated asthenospermia. J Urol 2008; 180: 2129-32.
    • (2008) J Urol , vol.180 , pp. 2129-2132
    • Boman, J.M.1    Libman, J.2    Zini, A.3
  • 103
    • 84864096716 scopus 로고    scopus 로고
    • Effects of varicocele repair on spontaneous first trimester miscarriage: A randomized clinical trial
    • Mansour Ghanaie M, Asgari SA, Dadrass N, Allahkhah A, Iran-Pour E, et al. Effects of varicocele repair on spontaneous first trimester miscarriage: a randomized clinical trial. Urol J 2012; 9: 505-13.
    • (2012) Urol J , vol.9 , pp. 505-513
    • Mansour Ghanaie, M.1    Asgari, S.A.2    Dadrass, N.3    Allahkhah, A.4    Iran-Pour, E.5
  • 104
    • 79551707028 scopus 로고    scopus 로고
    • The use of fluorescent in situ hybridization in male infertility
    • Hwang K, Weedin JW, Lamb DJ. The use of fluorescent in situ hybridization in male infertility. Ther Adv Urol 2010; 2: 157-69.
    • (2010) Ther Adv Urol , vol.2 , pp. 157-169
    • Hwang, K.1    Weedin, J.W.2    Lamb, D.J.3
  • 105
    • 83555164633 scopus 로고    scopus 로고
    • Time for improvement in semen parameters after varicocelectomy
    • Al Bakri A, Lo K, Grober E, Cassidy D, Cardoso JP, et al. Time for improvement in semen parameters after varicocelectomy. J Urol 2012; 187: 227-31.
    • (2012) J Urol , vol.187 , pp. 227-231
    • Al Bakri, A.1    Lo, K.2    Grober, E.3    Cassidy, D.4    Cardoso, J.P.5
  • 106
    • 0024385320 scopus 로고
    • Incidence and clinical significance of subclinical scrotal varicoceles
    • Yarborough MA, Burns JR, Keller FS. Incidence and clinical significance of subclinical scrotal varicoceles. J Urol 1989; 141: 1372-4.
    • (1989) J Urol , vol.141 , pp. 1372-1374
    • Yarborough, M.A.1    Burns, J.R.2    Keller, F.S.3
  • 107
    • 0022612323 scopus 로고
    • Scrotal ultrasound in the infertile man: Detection of subclinical unilateral and bilateral varicoceles
    • McClure RD, Hricak H. Scrotal ultrasound in the infertile man: detection of subclinical unilateral and bilateral varicoceles. J Urol 1986; 135: 711-5.
    • (1986) J Urol , vol.135 , pp. 711-715
    • McClure, R.D.1    Hricak, H.2
  • 108
    • 0029881635 scopus 로고    scopus 로고
    • Seminal improvement following repair of ultrasound detected subclinical varicoceles
    • Jarow JP, Ogle SR, Eskew LA. Seminal improvement following repair of ultrasound detected subclinical varicoceles. J Urol 1996; 155: 1287-90.
    • (1996) J Urol , vol.155 , pp. 1287-1290
    • Jarow, J.P.1    Ogle, S.R.2    Eskew, L.A.3
  • 109
    • 0025800086 scopus 로고
    • Subclinical varicocele: The effectiveness of varicocelectomy
    • McClure RD, Khoo D, Jarvi K, Hricak H. Subclinical varicocele: the effectiveness of varicocelectomy. J Urol 1991; 145: 789-91.
    • (1991) J Urol , vol.145 , pp. 789-791
    • McClure, R.D.1    Khoo, D.2    Jarvi, K.3    Hricak, H.4
  • 110
    • 0029868663 scopus 로고    scopus 로고
    • Effect of varicocelectomy on sperm parameters and pregnancy rate in patients with subclinical varicocele: A randomized prospective controlled study
    • Yamamoto M, Hibi H, Hirata Y, Miyake K, Ishigaki T. Effect of varicocelectomy on sperm parameters and pregnancy rate in patients with subclinical varicocele: a randomized prospective controlled study. J Urol 1996; 155: 1636-8.
    • (1996) J Urol , vol.155 , pp. 1636-1638
    • Yamamoto, M.1    Hibi, H.2    Hirata, Y.3    Miyake, K.4    Ishigaki, T.5
  • 111
    • 0033961555 scopus 로고    scopus 로고
    • Low-grade left varicocele in patients over 30 years old: The effect of spermatic vein ligation on fertility
    • Grasso M, Lania C, Castelli M, Galli L, Franzoso F, et al. Low-grade left varicocele in patients over 30 years old: the effect of spermatic vein ligation on fertility. BJU Int 2000; 85: 305-7.
    • (2000) BJU Int , vol.85 , pp. 305-307
    • Grasso, M.1    Lania, C.2    Castelli, M.3    Galli, L.4    Franzoso, F.5
  • 112
    • 0035571156 scopus 로고    scopus 로고
    • Clomiphene citrate versus varicocelectomy in treatment of subclinical varicocele: A prospective randomized study
    • Unal D, Yeni E, Verit A, Karatas OF. Clomiphene citrate versus varicocelectomy in treatment of subclinical varicocele: a prospective randomized study. Int J Urol 2001; 8: 227-30.
    • (2001) Int J Urol , vol.8 , pp. 227-230
    • Unal, D.1    Yeni, E.2    Verit, A.3    Karatas, O.F.4
  • 113
    • 77949916084 scopus 로고    scopus 로고
    • The significance of microsurgical varicocelectomy in the treatment of subclinical varicocele
    • Seo JT, Kim KT, Moon MH, Kim WT. The significance of microsurgical varicocelectomy in the treatment of subclinical varicocele. Fertil Steril 2010; 93: 1907-10.
    • (2010) Fertil Steril , vol.93 , pp. 1907-1910
    • Seo, J.T.1    Kim, K.T.2    Moon, M.H.3    Kim, W.T.4
  • 114
  • 115
    • 84867577238 scopus 로고    scopus 로고
    • Varicocele repair for nonobstructive azoospermia
    • Mehta A, Goldstein M. Varicocele repair for nonobstructive azoospermia. Curr Opin Urol 2012; 22: 507-12.
    • (2012) Curr Opin Urol , vol.22 , pp. 507-512
    • Mehta, A.1    Goldstein, M.2
  • 116
    • 0030911180 scopus 로고    scopus 로고
    • Extended sperm preparation: An alternative to testicular sperm extraction in non-obstructive azoospermia
    • Ron-El R, Strassburger D, Friedler S, Komarovski D, Bern O, et al. Extended sperm preparation: an alternative to testicular sperm extraction in non-obstructive azoospermia. Hum Reprod 1997; 12: 1222-6.
    • (1997) Hum Reprod , vol.12 , pp. 1222-1226
    • Ron-El, R.1    Strassburger, D.2    Friedler, S.3    Komarovski, D.4    Bern, O.5
  • 117
    • 2942518006 scopus 로고    scopus 로고
    • Role of varicocelectomy in men with nonobstructive azoospermia
    • Schlegel PN, Kaufmann J. Role of varicocelectomy in men with nonobstructive azoospermia. Fertil Steril 2004; 81: 1585-8.
    • (2004) Fertil Steril , vol.81 , pp. 1585-1588
    • Schlegel, P.N.1    Kaufmann, J.2
  • 119
    • 18744366390 scopus 로고    scopus 로고
    • Induction of spermatogenesis in azoospermic men after internal spermatic vein embolization for the treatment of varicocele
    • Gat Y, Bachar GN, Everaert K, Levinger U, Gornish M. Induction of spermatogenesis in azoospermic men after internal spermatic vein embolization for the treatment of varicocele. Hum Reprod 2005; 20: 1013-7.
    • (2005) Hum Reprod , vol.20 , pp. 1013-1017
    • Gat, Y.1    Bachar, G.N.2    Everaert, K.3    Levinger, U.4    Gornish, M.5
  • 120
    • 0032852440 scopus 로고    scopus 로고
    • Varicocele repair improves semen parameters in azoospermic men with spermatogenic failure
    • Kim ED, Leibman BB, Grinblat DM, Lipshultz LI. Varicocele repair improves semen parameters in azoospermic men with spermatogenic failure. J Urol 1999; 162: 737-40.
    • (1999) J Urol , vol.162 , pp. 737-740
    • Kim, E.D.1    Leibman, B.B.2    Grinblat, D.M.3    Lipshultz, L.I.4
  • 121
    • 77951879875 scopus 로고    scopus 로고
    • Varicocele repair in patients with nonobstructive azoospermia: A meta-analysis
    • Weedin JW, Khera M, Lipshultz LI. Varicocele repair in patients with nonobstructive azoospermia: a meta-analysis. J Urol 2010; 183: 2309-15.
    • (2010) J Urol , vol.183 , pp. 2309-2315
    • Weedin, J.W.1    Khera, M.2    Lipshultz, L.I.3
  • 122
    • 83555162488 scopus 로고    scopus 로고
    • Predictors of sperm recovery and azoospermia relapse in men with nonobstructive azoospermia after varicocele repair
    • Abdel-Meguid TA. Predictors of sperm recovery and azoospermia relapse in men with nonobstructive azoospermia after varicocele repair. J Urol 2012; 187: 222-6.
    • (2012) J Urol , vol.187 , pp. 222-226
    • Abdel-Meguid, T.A.1
  • 123
    • 72249116732 scopus 로고    scopus 로고
    • The effect of prior varicocelectomy in patients with nonobstructive azoospermia on intracytoplasmic sperm injection outcomes: A retrospective pilot study
    • Haydardedeoglu B, Turunc T, Kilicdag EB, Gul U, Bagis T. The effect of prior varicocelectomy in patients with nonobstructive azoospermia on intracytoplasmic sperm injection outcomes: a retrospective pilot study. Urology 2010; 75: 83-6.
    • (2010) Urology , vol.75 , pp. 83-86
    • Haydardedeoglu, B.1    Turunc, T.2    Kilicdag, E.B.3    Gul, U.4    Bagis, T.5
  • 124
    • 69749128152 scopus 로고    scopus 로고
    • Sperm retrieval and intracytoplasmic sperm injection in men with nonobstructive azoospermia, and treated and untreated varicocele
    • Inci K, Hascicek M, Kara O, Dikmen AV, Gürgan T, et al. Sperm retrieval and intracytoplasmic sperm injection in men with nonobstructive azoospermia, and treated and untreated varicocele. J Urol 2009; 182: 1500-5.
    • (2009) J Urol , vol.182 , pp. 1500-1505
    • Inci, K.1    Hascicek, M.2    Kara, O.3    Dikmen, A.V.4    Gürgan, T.5
  • 125
    • 7044263278 scopus 로고    scopus 로고
    • Microsurgical varicocelectomy for infertile couples with advanced female age: Natural history in the era of ART
    • O'Brien JH, Bowles B, Kamal KM, Jarvi K, Zini A. Microsurgical varicocelectomy for infertile couples with advanced female age: natural history in the era of ART. J Androl 2004; 25: 939-43.
    • (2004) J Androl , vol.25 , pp. 939-943
    • O'Brien, J.H.1    Bowles, B.2    Kamal, K.M.3    Jarvi, K.4    Zini, A.5
  • 126
    • 84878474345 scopus 로고    scopus 로고
    • Intracytoplasmic sperm injection outcome of ejaculated versus extracted testicular spermatozoa in cryptozoospermic men
    • Ben-Ami I, Raziel A, Strassburger D, Komarovsky D, Ron-El R, et al. Intracytoplasmic sperm injection outcome of ejaculated versus extracted testicular spermatozoa in cryptozoospermic men. Fertil Steril 2013; 99: 1867-71.
    • (2013) Fertil Steril , vol.99 , pp. 1867-1871
    • Ben-Ami, I.1    Raziel, A.2    Strassburger, D.3    Komarovsky, D.4    Ron-El, R.5
  • 127
    • 84922076864 scopus 로고    scopus 로고
    • Sperm DNA fragmentation index and pregnancy outcome after IVF or ICSI: A meta-analysis
    • Zhang Z, Zhu L, Jiang H, Chen H, Chen Y, et al. Sperm DNA fragmentation index and pregnancy outcome after IVF or ICSI: a meta-analysis. J Assist Reprod Genet 2015; 32: 17-26.
    • (2015) J Assist Reprod Genet , vol.32 , pp. 17-26
    • Zhang, Z.1    Zhu, L.2    Jiang, H.3    Chen, H.4    Chen, Y.5
  • 128
    • 41749087618 scopus 로고    scopus 로고
    • Do sperm DNA integrity tests predict pregnancy with in vitro fertilization?
    • Collins JA, Barnhart KT, Schlegel PN. Do sperm DNA integrity tests predict pregnancy with in vitro fertilization? Fertil Steril 2008; 89: 823-31.
    • (2008) Fertil Steril , vol.89 , pp. 823-831
    • Collins, J.A.1    Barnhart, K.T.2    Schlegel, P.N.3
  • 129
    • 56749106110 scopus 로고    scopus 로고
    • Sperm DNA damage is associated with an increased risk of pregnancy loss after IVF and ICSI: Systematic review and meta-analysis
    • Zini A, Boman JM, Belzile E, Ciampi A. Sperm DNA damage is associated with an increased risk of pregnancy loss after IVF and ICSI: systematic review and meta-analysis. Hum Reprod 2008; 23: 2663-8.
    • (2008) Hum Reprod , vol.23 , pp. 2663-2668
    • Zini, A.1    Boman, J.M.2    Belzile, E.3    Ciampi, A.4
  • 130
    • 47849088190 scopus 로고    scopus 로고
    • Sperm chromatin structure assay parameters are not related to fertilization rates, embryo quality, and pregnancy rates in in vitro fertilization and intracytoplasmic sperm injection, but might be related to spontaneous abortion rates
    • Lin MH, Kuo-Kuang Lee R, Li SH, Lu CH, Sun FJ, et al. Sperm chromatin structure assay parameters are not related to fertilization rates, embryo quality, and pregnancy rates in in vitro fertilization and intracytoplasmic sperm injection, but might be related to spontaneous abortion rates. Fertil Steril 2008; 90: 352-9.
    • (2008) Fertil Steril , vol.90 , pp. 352-359
    • Lin, M.H.1    Kuo-Kuang Lee, R.2    Li, S.H.3    Lu, C.H.4    Sun, F.J.5
  • 131
    • 84878293815 scopus 로고    scopus 로고
    • Increased numbers of DNA-damaged spermatozoa in samples presenting an elevated rate of numerical chromosome abnormalities
    • Enciso M, Alfarawati S, Wells D. Increased numbers of DNA-damaged spermatozoa in samples presenting an elevated rate of numerical chromosome abnormalities. Hum Reprod 2013; 28: 1707-15.
    • (2013) Hum Reprod , vol.28 , pp. 1707-1715
    • Enciso, M.1    Alfarawati, S.2    Wells, D.3
  • 132
    • 0034767424 scopus 로고    scopus 로고
    • Genetic effects of intracytoplasmic sperm injection
    • Simpson JL, Lamb DJ. Genetic effects of intracytoplasmic sperm injection. Semin Reprod Med 2001; 19: 239-49.
    • (2001) Semin Reprod Med , vol.19 , pp. 239-249
    • Simpson, J.L.1    Lamb, D.J.2
  • 133
    • 84856953699 scopus 로고    scopus 로고
    • Varicocelectomy does not impact pregnancy outcomes following intracytoplasmic sperm injection procedures
    • Pasqualotto FF, Braga DP, Figueira RC, Setti AS, Iaconelli A Jr, et al. Varicocelectomy does not impact pregnancy outcomes following intracytoplasmic sperm injection procedures. J Androl 2012; 33: 239-43.
    • (2012) J Androl , vol.33 , pp. 239-243
    • Pasqualotto, F.F.1    Braga, D.P.2    Figueira, R.C.3    Setti, A.S.4    Iaconelli, A.5
  • 134
    • 77956535596 scopus 로고    scopus 로고
    • Clinical outcome of intracytoplasmic sperm injection in infertile men with treated and untreated clinical varicocele
    • Esteves SC, Oliveira FV, Bertolla RP. Clinical outcome of intracytoplasmic sperm injection in infertile men with treated and untreated clinical varicocele. J Urol 2010; 184: 1442-6.
    • (2010) J Urol , vol.184 , pp. 1442-1446
    • Esteves, S.C.1    Oliveira, F.V.2    Bertolla, R.P.3
  • 135
    • 0035043487 scopus 로고    scopus 로고
    • Varicocelectomy improves intrauterine insemination success rates in men with varicocele
    • Daitch JA, Bedaiwy MA, Pasqualotto EB, Hendin BN, Hallak J, et al. Varicocelectomy improves intrauterine insemination success rates in men with varicocele. J Urol 2001; 165: 1510-3.
    • (2001) J Urol , vol.165 , pp. 1510-1513
    • Daitch, J.A.1    Bedaiwy, M.A.2    Pasqualotto, E.B.3    Hendin, B.N.4    Hallak, J.5
  • 136
    • 0036126721 scopus 로고    scopus 로고
    • Can varicocelectomy significantly change the way couples use assisted reproductive technologies?
    • Cayan S, Erdemir F, Ozbey I, Turek PJ, Kadioglu A, et al. Can varicocelectomy significantly change the way couples use assisted reproductive technologies? J Urol 2002; 167: 1749-52.
    • (2002) J Urol , vol.167 , pp. 1749-1752
    • Cayan, S.1    Erdemir, F.2    Ozbey, I.3    Turek, P.J.4    Kadioglu, A.5
  • 137
    • 0031038162 scopus 로고    scopus 로고
    • Is assisted reproduction the optimal treatment for varicocele-associated male infertility? A cost-effectiveness analysis
    • Schlegel PN. Is assisted reproduction the optimal treatment for varicocele-associated male infertility? A cost-effectiveness analysis. Urology 1997; 49: 83-90.
    • (1997) Urology , vol.49 , pp. 83-90
    • Schlegel, P.N.1
  • 138
    • 0028355923 scopus 로고
    • The incidence of varicoceles in the general population when evaluated by physical examination, gray scale sonography and color Doppler sonography
    • Meacham RB, Townsend RR, Rademacher D, Drose JA. The incidence of varicoceles in the general population when evaluated by physical examination, gray scale sonography and color Doppler sonography. J Urol 1994; 151: 1535-8.
    • (1994) J Urol , vol.151 , pp. 1535-1538
    • Meacham, R.B.1    Townsend, R.R.2    Rademacher, D.3    Drose, J.A.4
  • 139
    • 55449097198 scopus 로고    scopus 로고
    • Report on varicocele and infertility
    • Practice Committee of American Society for Reproductive Medicine. Report on varicocele and infertility. Fertil Steril 2008; 90: S247-9.
    • (2008) Fertil Steril , vol.90 , pp. S247-S249
  • 140
    • 84867570959 scopus 로고    scopus 로고
    • Varicocele: Standard and alternative indications for repair
    • Fine RG, Poppas DP. Varicocele: standard and alternative indications for repair. Curr Opin Urol 2012; 22: 513-6.
    • (2012) Curr Opin Urol , vol.22 , pp. 513-516
    • Fine, R.G.1    Poppas, D.P.2
  • 141
    • 0030211294 scopus 로고    scopus 로고
    • Semen analysis in young men with varicocele: Preliminary study
    • Paduch DA, Niedzielski J. Semen analysis in young men with varicocele: preliminary study. J Urol 1996; 156: 788-90.
    • (1996) J Urol , vol.156 , pp. 788-790
    • Paduch, D.A.1    Niedzielski, J.2
  • 142
    • 84905122902 scopus 로고    scopus 로고
    • Diagnostic and management approaches to pediatric and adolescent varicocele: A survey of pediatric urologists
    • Pastuszak AW, Kumar V, Shah A, Roth DR. Diagnostic and management approaches to pediatric and adolescent varicocele: a survey of pediatric urologists. Urology 2014; 84: 450-5.
    • (2014) Urology , vol.84 , pp. 450-455
    • Pastuszak, A.W.1    Kumar, V.2    Shah, A.3    Roth, D.R.4
  • 144
    • 84861720285 scopus 로고    scopus 로고
    • Effect of varicocelectomy on testicular volume in children and adolescents: A meta-analysis
    • Li F, Chiba K, Yamaguchi K, Okada K, Matsushita K, et al. Effect of varicocelectomy on testicular volume in children and adolescents: a meta-analysis. Urology 2012; 79: 1340-5.
    • (2012) Urology , vol.79 , pp. 1340-1345
    • Li, F.1    Chiba, K.2    Yamaguchi, K.3    Okada, K.4    Matsushita, K.5
  • 145
    • 80052700942 scopus 로고    scopus 로고
    • Testicular symmetry and adolescent varicocele - Does it need followup?
    • Korets R, Woldu SL, Nees SN, Spencer BA, Glassberg KI. Testicular symmetry and adolescent varicocele - does it need followup? J Urol 2011; 186: 1614-8.
    • (2011) J Urol , vol.186 , pp. 1614-1618
    • Korets, R.1    Woldu, S.L.2    Nees, S.N.3    Spencer, B.A.4    Glassberg, K.I.5
  • 147
    • 84905435095 scopus 로고    scopus 로고
    • Youth varicocele and varicocele treatment: A meta-analysis of semen outcomes
    • e6
    • Nork JJ, Berger JH, Crain DS, Christman MS. Youth varicocele and varicocele treatment: a meta-analysis of semen outcomes. Fertil Steril 2014; 102: 381-387.e6.
    • (2014) Fertil Steril , vol.102 , pp. 381-387
    • Nork, J.J.1    Berger, J.H.2    Crain, D.S.3    Christman, M.S.4
  • 148
    • 0037240141 scopus 로고    scopus 로고
    • The adolescent varicocele: The crucial role of hormonal tests in selecting patients with testicular dysfunction
    • Guarino N, Tadini B, Bianchi M. The adolescent varicocele: the crucial role of hormonal tests in selecting patients with testicular dysfunction. J Pediatr Surg 2003; 38: 120-3.
    • (2003) J Pediatr Surg , vol.38 , pp. 120-123
    • Guarino, N.1    Tadini, B.2    Bianchi, M.3
  • 149
    • 79953004760 scopus 로고    scopus 로고
    • The validity of testicular catch-up growth and serum FSH levels in the long-term postoperative assessment of laparoscopic varicocele correction in adolescents
    • Deshpande A, Cohen R, Tsang I, Ambler G, Fleming S. The validity of testicular catch-up growth and serum FSH levels in the long-term postoperative assessment of laparoscopic varicocele correction in adolescents. Urol Ann 2011; 3: 29-32.
    • (2011) Urol Ann , vol.3 , pp. 29-32
    • Deshpande, A.1    Cohen, R.2    Tsang, I.3    Ambler, G.4    Fleming, S.5
  • 151
    • 34548494187 scopus 로고    scopus 로고
    • Simultaneous vasectomy and varicocelectomy: Indications and technique
    • Lee RK, Li PS, Goldstein M. Simultaneous vasectomy and varicocelectomy: indications and technique. Urology 2007; 70: 362-5.
    • (2007) Urology , vol.70 , pp. 362-365
    • Lee, R.K.1    Li, P.S.2    Goldstein, M.3
  • 152
    • 70049084535 scopus 로고    scopus 로고
    • Predictors of improved seminal parameters and fertility after varicocele repair in young adults
    • Rodriguez Peña M, Alescio L, Russell A, Lourenco da Cunha J, Alzu G, et al. Predictors of improved seminal parameters and fertility after varicocele repair in young adults. Andrologia 2009; 41: 277-81.
    • (2009) Andrologia , vol.41 , pp. 277-281
    • Rodriguez Peña, M.1    Alescio, L.2    Russell, A.3    Lourenco Da-Cunha, J.4    Alzu, G.5
  • 153
    • 0018570188 scopus 로고
    • Improvement of semen and pregnancy rate after ligation and division of the internal spermatic vein: Fact or fiction?
    • Nilsson S, Edvinsson A, Nilsson B. Improvement of semen and pregnancy rate after ligation and division of the internal spermatic vein: fact or fiction? Br J Urol 1979; 51: 591-6.
    • (1979) Br J Urol , vol.51 , pp. 591-596
    • Nilsson, S.1    Edvinsson, A.2    Nilsson, B.3
  • 154
  • 155
    • 0031669992 scopus 로고    scopus 로고
    • Update on treatment of varicocele: Counselling as effective as occlusion of the vena spermatica
    • Nieschlag E, Hertle L, Fischedick A, Abshagen K, Behre HM. Update on treatment of varicocele: counselling as effective as occlusion of the vena spermatica. Hum Reprod 1998; 13: 2147-50.
    • (1998) Hum Reprod , vol.13 , pp. 2147-2150
    • Nieschlag, E.1    Hertle, L.2    Fischedick, A.3    Abshagen, K.4    Behre, H.M.5
  • 156
    • 0036016582 scopus 로고    scopus 로고
    • Does treatment of varicocele improve male fertility? Results of the 'Deutsche Varikozelenstudie', a multicentre study of 14 collaborating centres
    • Krause W, Müller HH, Schäfer H, Weidner W. Does treatment of varicocele improve male fertility? results of the 'Deutsche Varikozelenstudie', a multicentre study of 14 collaborating centres. Andrologia 2002; 34: 164-71.
    • (2002) Andrologia , vol.34 , pp. 164-171
    • Krause, W.1    Müller, H.H.2    Schäfer, H.3    Weidner, W.4
  • 157
    • 33947277804 scopus 로고    scopus 로고
    • Comparison of outcomes of different varicocelectomy techniques: Open inguinal, laparoscopic, and subinguinal microscopic varicocelectomy: A randomized clinical trial
    • Al-Kandari AM, Shabaan H, Ibrahim HM, Elshebiny YH, Shokeir AA. Comparison of outcomes of different varicocelectomy techniques: open inguinal, laparoscopic, and subinguinal microscopic varicocelectomy: a randomized clinical trial. Urology 2007; 69: 417-20.
    • (2007) Urology , vol.69 , pp. 417-420
    • Al-Kandari, A.M.1    Shabaan, H.2    Ibrahim, H.M.3    Elshebiny, Y.H.4    Shokeir, A.A.5
  • 158
    • 79551471964 scopus 로고    scopus 로고
    • Does varicocele repair improve male infertility? An evidence-based perspective from a randomized, controlled trial
    • Abdel-Meguid TA, Al-Sayyad A, Tayib A, Farsi HM. Does varicocele repair improve male infertility? An evidence-based perspective from a randomized, controlled trial. Eur Urol 2011; 59: 455-61.
    • (2011) Eur Urol , vol.59 , pp. 455-461
    • Abdel-Meguid, T.A.1    Al-Sayyad, A.2    Tayib, A.3    Farsi, H.M.4


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