Scrotal thermoregulatory model and assessment of the impairment of scrotal temperature control in varicocele

Annals of Biomedical Engineering

Volumn 39, Issue 2, 2011, Pages 664-673

  Mariotti, Alessandro ^a   Di Carlo, Luigi ^a   Orlando, Giuseppe ^b   Corradini, Maria Letizia ^c   Di Donato, Luigi ^a   Pompa, Paolo ^d   Iezzi, Roberto ^e   Cotroneo, Antonio Raffaele ^a   Romani, Gian Luca ^a   Merla, Arcangelo ^a  

^a UNIVERSITY OF CHIETI   (Italy)

^b UNIVERSITÀ POLITECNICA DELLE MARCHE   (Italy)

^c UNIVERSITY OF CAMERINO   (Italy)

^d University Hospital of Chieti   (Italy)

^e Cattolic University   (Italy)

Author keywords

Control system; Modeling; Scrotal temperature; Scrotal thermoregulation; Thermal infrared imaging; Varicocele

Indexed keywords

MODELING; SCROTAL TEMPERATURE; SCROTAL THERMOREGULATION; THERMAL INFRARED IMAGING; VARICOCELE;

CONTROL SYSTEMS; FEEDBACK; IMAGING SYSTEMS; INFRARED DEVICES; INFRARED RADIATION; PATIENT REHABILITATION;

THERMOGRAPHY (IMAGING);

ADULT; ARTICLE; BIOLOGICAL MODEL; BODY TEMPERATURE; COMPUTER SIMULATION; HUMAN; MALE; PATHOPHYSIOLOGY; SCROTUM; THERMOGRAPHY; THERMOREGULATION; VARICOCELE;

BODY TEMPERATURE; BODY TEMPERATURE REGULATION; COMPUTER SIMULATION; HUMANS; MALE; MODELS, BIOLOGICAL; SCROTUM; THERMOGRAPHY; VARICOCELE; YOUNG ADULT;

EID: 79951550315     PISSN: 00906964     EISSN: 15739686     Source Type: Journal    
DOI: 10.1007/s10439-010-0191-3     Document Type: Article

References (28)

1. Agresti, A. Categorical Data Analysis (2nd ed.). Hoboken, NJ: Wiley InterScience, pp. 165-216, 2002.
2. N Chakravarthy K Tsakalis S Sabesan L Iasemidis 2009 Homeostasis of brain dynamics in epilepsy: a feedback control system perspective seizure Ann. Biomed. Eng. 37 3 565 585 10.1007/s10439-008-9625-6 19125333
3. M Elbendary A Elbadry 2009 Right subclinical varicocele: how to manage in infertile patients with clinical left varicocele? Fertil. Steril. 92 6 2050 2053 10.1016/j.fertnstert.2009.05.069 19615680
4. A Fette JM Austria 2002 Homeostatic control mechanism J. Pediatr. Surg. 35 8 1222 1225 10.1053/jpsu.2000.8758
5. U Forssel L Ljung 1999 Closed loop identification revisited Automatica 35 1215 1241 10.1016/S0005-1098(99)00022-9
6. Y Gat G Bachar Z Zukerman A Belenky M Gorenish 2004 Physical examination may miss the diagnosis of bilateral varicocele: a comparative study of 4 diagnostic modalities J. Urol. 172 4 1414 1417 10.1097/01.ju.0000138540.57137.5f 15371858 (Pubitemid 39249733)
7. Y Gat G Bachar Z Zukerman A Belenky M Gornish 2004 Varicocele: a bilateral disease Fertil. Steril. 81 2 424 429 10.1016/j.fertnstert.2003.08.010 14967384 (Pubitemid 38223927)
8. Glantz, S. Primer of BioStatistics (6th ed.). New York: McGraw-Hill, pp. 353-358, 2005.
9. A Kessler S Meirsdorf M Graif P Gottlieb S Strauss 2005 Intratesticular varicocele: gray scale and color Doppler sonographic appearance J. Ultrasound Med. 24 12 1711 1716 16301727 (Pubitemid 41780715)
10. Ljung, L. System Identification. Upper Saddle River: Prentice Hall PTR, pp. 511-512, 2007.
11. A Mariotti G Grossi P Amerio G Orlando PA Mattei A Tulli GL Romani A Merla 2009 Finger thermoregulatory model assessing functional impairment in Raynaud's phenomenon Ann. Biomed. Eng. 37 12 2631 2639 10.1007/s10439-009-9788-9 19760147
12. A Merla L Di Donato S Di Luzio G Farina S Pisarri M Proietti F Salsano GL Romani 2002 Infrared functional imaging applied to Raynaud's phenomenon IEEE Eng. Med. Biol. Mag. 6 73 79 10.1109/MEMB.2002.1175141 (Pubitemid 36215908)
13. A Merla L Di Donato S Di Luzio GL Romani 2002 Quantifying the relevance and stage of disease with the Tau image technique IEEE Eng. Med. Biol. Mag. 21 6 86 91 10.1109/MEMB.2002.1175143 12613216 (Pubitemid 36215910)
14. A Merla A Ledda L Di Donato S Di Luzio GL Romani 2002 Use of infrared functional imaging to detect impaired thermoregulatory control in men with asymptomatic varicocele Fertil. Steril. 18 1 199 200 10.1016/S0015-0282(02) 03155-2 (Pubitemid 34722697)
15. A Merla A Ledda L Di Donato GL Romani 2004 Assessment of the effects of varicocelectomy on the thermoregulatory control of the scrotum Fertil. Steril. 81 2 471 472 10.1016/j.fertnstert.2003.07.018 14967396 (Pubitemid 38223939)
16. R Mieusset L Bujan 1995 Testicular heating and its possible contributions to male infertility: a review Int. J. Androl. 14 8 169 184 10.1111/j.1365-2605. 1995.tb00408.x
17. F Nogueira L Barroso E Miranda JD Castro FM Filho 2009 Infrared digital telethermography: a new method for early detection of varicocele Fertil. Steril. 92 1 361 362 10.1016/j.fertnstert.2008.10.027 19100536
18. Y Oussar G Dreyfus 2001 How to be a gray box: dynamic semi-physical modeling Neural Netw. 14 1161 1172 1:STN:280:DC%2BD3Mnnt1Wqtg%3D%3D 10.1016/S0893-6080(01)00096-X 11718417 (Pubitemid 32910628)
19. T Ren D Thieffry 1995 Dynamical behaviour of biological regulatory networks-I. Biological role of feedback loops and practical use of the concept of the loop-characteristic state Bull. Math. Biol. 57 274 276
20. D Rollins N Bhabdar S Hulting 2006 System identification of the human thermoregulatory system using continuous-time block-oriented predictive modelling Chem. Eng. Sci. 61 1513 1527
21. C Romeo G Santoro 2009 Varicocele and infertility: why a prevention? J. Endocrinol. Invest. 32 6 559 561 1:STN:280:DC%2BD1MjhtVOnsg%3D%3D 19509477
22. D Sanial NK Maji 2001 Thermoregulation through cutaneous under variable atmospheric and physiological conditions J. Theor. Biol. 208 12 451 456 10.1006/jtbi.2000.2231 (Pubitemid 32575035)
23. N Sawasakia S Iwasea T Manoa 2001 Effect of skin sympathetic response to local or systemic cold exposure on thermoregulatory functions in humans Auton. Neurosci. 87 274 281 10.1016/S1566-0702(00)00253-8 (Pubitemid 32178127)
24. A Shafik 2000 Advances in male contraception Arch. Androl. 45 3 155 167 1:CAS:528:DC%2BD3cXovVShsLY%3D 10.1080/01485010050193931 11111864
25. K Shiraishi K Naito H Takihara 2003 Indication of varicocelectomy in the era of assisted reproductive technology: prediction of treatment out come by noninvasive diagnostic methods Arch. Androl. 49 6 475 478 1:STN:280: DC%2BD3svns1yltw%3D%3D 10.1080/01485010390236396 14555333 (Pubitemid 38221685)
26. A Shitzer A Stroscheine RR Gonzalez KB Pandolf 1996 Lumped parameter tissue temperature blood perfusion model of a cold stressed finger J. Appl. Physiol. 80 1829 1834 1:STN:280:DyaK28zitlCjtw%3D%3D 8727573
27. K Skandhan A Rajahariprasad 2007 The process of spermatogenesis liberates significant heat and the scrotum has a role in body thermoregulation Med. Hypotheses 68 303 307 1:STN:280:DC%2BD28jit1aruw%3D%3D 10.1016/j.mehy.2006.06. 058 17011725 (Pubitemid 44879819)
28. Y Watanabe 2002 Scrotal imaging Curr. Opin. Urol. 12 2 149 153 10.1097/00042307-200203000-00012 11859263 (Pubitemid 34165518)