Clinical significance of subclinical varicocelectomy in male infertility: systematic review and meta-analysis

Andrologia

Volumn 48, Issue 6, 2016, Pages 654-661

  Kim, H J ^a   Seo, J T ^b   Kim, K J ^c   Ahn, H ^a   Jeong, J Y ^d   Kim, J H ^e   Song, S H ^f   Jung, J H ^c  

^a Korea University College of Medicine   (South Korea)

^b Dankook University College of Medicine   (South Korea)

^c Yonsei University Wonju College of Medicine   (South Korea)

^d Sungkyunkwan University School of Medicine   (South Korea)

^e Mizmedi Hospital   (South Korea)

^f CHA University   (South Korea)

Author keywords

Infertility; male; pregnancy outcome; semen analysis; varicocele

Indexed keywords

CLOMIFENE CITRATE;

HUMAN; MALE INFERTILITY; META ANALYSIS; MORPHOLOGY; PREGNANCY RATE; RANDOMIZED CONTROLLED TRIAL (TOPIC); REVIEW; SPERM MORPHOLOGY; SPERMATOZOON DENSITY; SPERMATOZOON MOTILITY; SUBCLINICAL VARICOCELE; SYSTEMATIC REVIEW; VARICOCELE; VARICOCELECTOMY;

EID: 84977469787     PISSN: 03034569     EISSN: 14390272     Source Type: Journal    
DOI: 10.1111/and.12495     Document Type: Review

References (24)

1. Baazeem A, Boman JM, Libman J, Jarvi K, Zini A (2009) Microsurgical varicocelectomy for infertile men with oligospermia: differential effect of bilateral and unilateral varicocele on pregnancy outcomes. BJU Int 104:524–528.
2. Cochrane Collaboration (2011) Cochrane handbook for systematic reviews of interventions version 5.1. 0. 2011. URL: http://handbook.cochrane.org/ [accessed 2014-03-12] [WebCite Cache].
3. Comhaire F, Monteyne R, Kunnen M (1976) The value of scrotal thermography as compared with selective retrograde venography of the internal spermatic vein for the diagnosis of “subclinical” varicocele. Fertil Steril 27:694–698.
4. Dhabuwala CB, Hamid S, Moghissi KS (1992) Clinical versus subclinical varicocele: improvement in fertility after varicocelectomy. Fertil Steril 57:854–857.
5. Elbendary MA, Elbadry AM (2009) Right subclinical varicocele: how to manage in infertile patients with clinical left varicocele? Fertil Steril 92:2050–2053.
6. Evers JL, Collins JA (2004) Surgery or embolisation for varicocele in subfertile men. Cochrane Database Syst Rev:Cd000479.
7. Grasso M, Lania C, Castelli M, Galli L, Rigatti P (1995) Bilateral varicocele: impact of right spermatic vein ligation on fertility. J Urol 153:1847–1848.
8. Grasso M, Lania C, Castelli M, Galli L, Franzoso F, Rigatti P (2000) Low-grade left varicocele in patients over 30 years old: the effect of spermatic vein ligation on fertility. BJU Int 85:305–307.
9. Higgins J, Altman DG, Gøtzsche PC, Jüni P, Moher D, Oxman AD, Savović J, Schulz KF, Weeks L, Sterne JA (2011) The Cochrane Collaboration's tool for assessing risk of bias in randomised trials. BMJ 343:d5928.
10. Jarow JP (2001) Effects of varicocele on male fertility. Hum Reprod Update 7:59–64.
11. Jungwirth A, Giwercman A, Tournaye H, Diemer T, Kopa Z, Dohle G, Krausz C, European Association of Urology Working Group on Male I (2012) European Association of Urology guidelines on Male Infertility: the 2012 update. Eur Urol 62:324–332.
12. Kondoh N, Meguro N, Matsumiya K, Namiki M, Kiyohara H, Okuyama A (1993) Significance of subclinical varicocele detected by scrotal sonography in male infertility: a preliminary report. J Urol 150:1158–1160.
13. Kroese AC, de Lange NM, Collins J, Evers JL (2012) Surgery or embolization for varicoceles in subfertile men. Cochrane Database Syst Rev 10:CD000479.
14. Libman J, Jarvi K, Lo K, Zini A (2006) Beneficial effect of microsurgical varicocelectomy is superior for men with bilateral versus unilateral repair. J Urol 176:2602–2605; discussion 2605.
15. Male Infertility Best Practice Policy Committee of the American Urological A, Practice Committee of the American Society for Reproductive M (2004) Report on varicocele and infertility. Fertil Steril 82(Suppl 1):S142–S145.
16. Mansour Ghanaie M, Asgari SA, Dadrass N, Allahkhah A, Iran-Pour E, Safarinejad MR (2012) Effects of varicocele repair on spontaneous first trimester miscarriage: a randomized clinical trial. Urol J 9:505–513.
17. Marsman JW, Schats R (1994) The subclinical varicocele debate. Hum Reprod 9:1–8.
18. Pasqualotto FF, Lucon AM, de Goes PM, Sobreiro BP, Hallak J, Pasqualotto EB, Arap S (2005) Is it worthwhile to operate on subclinical right varicocele in patients with grade II-III varicocele in the left testicle? J Assist Reprod Genet 22:227–231.
19. Scherr D, Goldstein M (1999) Comparison of bilateral versus unilateral varicocelectomy in men with palpable bilateral varicoceles. J Urol 162:85–88.
20. Seo JT, Kim KT, Moon MH, Kim WT (2010) The significance of microsurgical varicocelectomy in the treatment of subclinical varicocele. Fertil Steril 93:1907–1910.
21. Sheng Chen SS, Chiu AW, Chiu L (2012) Comparison of clinical outcome between unilateral and bilateral laparoscopic varicocelectomy in infertile patient with left varicocele and right subclinical varicocele. J Endourol 26:A277.
22. Unal D, Yeni E, Verit A, Karatas OF (2001) Clomiphene citrate versus varicocelectomy in treatment of subclinical varicocele: a prospective randomized study. Int J Urol 8:227–230.
23. Yamamoto M, Hibi H, Hirata Y, Miyake K, Ishigaki T (1996) Effect of varicocelectomy on sperm parameters and pregnancy rate in patients with subclinical varicocele: a randomized prospective controlled study. J Urol 155:1636–1638.
24. Zheng YQ, Gao X, Li ZJ, Yu YL, Zhang ZG, Li W (2009) Efficacy of bilateral and left varicocelectomy in infertile men with left clinical and right subclinical varicoceles: a comparative study. Urology 73:1236–1240.