Clinical trial NCT03079609: The Search for Viral and Bacterial Etiology of Varicocele
Official title: The Search for Viral and Bacterial Etiology of Varicocele
Study type: INTERVENTIONAL
Overall status: UNKNOWN
Phase: NA
Conditions: Varicocele
Viral Infection
Bacterial Infections
Sonic Hedgehog Expression
VEGF Expression
Lead sponsor: Medical University of Warsaw
Sponsor class: OTHER
First posted: 2017-03-14
Enrollment: 40
Sex: MALE
Minimum age (years): 18
Standard ages: ADULT
OLDER_ADULT
Accepts healthy volunteers: no
Allocation: NON_RANDOMIZED
Intervention model: PARALLEL
Primary purpose: BASIC_SCIENCE

Brief summary: This study is to answer the question is there any relationship between viral ( HSV 1 , HSV 2 , HPV 6/11, CMV, HHV 6 , HHV 8, BKV) or bacterial (Porphyromonas gingivalis, Treponema denticola, Tannerella forsythia, Fusobacterium nucleatum) infection and occurrence of varicocele in men.


Eligibility criteria: Inclusion Criteria:

* in experimental arm - varicocele grade II or III and infertility and/or pain

Exclusion Criteria:

* in control arm: presence of varicocele in ultrasound before surgery

Primary outcomes:
measure: Level of presence od viral or bacterial infection, level of expression of SHH and VEGF in varicose vein wall. .
timeFrame: one year after finishing recruitment
Secondary outcomes:
Other outcomes:
Locations:
city: Warsaw
country: Poland
facility: Chair and Department of Urology Warsaw Medical University
Study officials:
affiliation: Chair and Department of Urology Warsaw Medical University
name: Piotr Dobroński, MD PhD
role: STUDY_CHAIR
References:
citation: Iafrate M, Galfano A, Macchi V, Ejituru E, Sarasin G, Porzionato A, Novara G, De Caro R, Artibani W, Ficarra V. Varicocele is associated with an increase of connective tissue of the pampiniform plexus vein wall. World J Urol. 2009 Jun;27(3):363-9. doi: 10.1007/s00345-008-0352-2. Epub 2008 Nov 22.
citation: Lee JD, Jeng SY, Lee TH. Bcl-2 overexpression in the internal spermatic vein of patients with varicocele. J Formos Med Assoc. 2007 Apr;106(4):308-12. doi: 10.1016/S0929-6646(09)60257-6.
citation: Wang SH, Yang WK, Lee JD. Increased expression of the sonic hedgehog and vascular endothelial growth factor with co-localization in varicocele veins. Phlebology. 2017 Mar;32(2):115-119. doi: 10.1177/0268355515627717. Epub 2016 Jul 9.
citation: Petrovic I, Milivojevic M, Popovic J, Schwirtlich M, Rankovic B, Stevanovic M. SOX18 Is a Novel Target Gene of Hedgehog Signaling in Cervical Carcinoma Cell Lines. PLoS One. 2015 Nov 20;10(11):e0143591. doi: 10.1371/journal.pone.0143591. eCollection 2015.
citation: Hwang J, Kang MH, Yoo YA, Quan YH, Kim HK, Oh SC, Choi YH. The effects of sonic hedgehog signaling pathway components on non-small-cell lung cancer progression and clinical outcome. World J Surg Oncol. 2014 Aug 21;12:268. doi: 10.1186/1477-7819-12-268.
citation: Paulis L, Fauconnier J, Cazorla O, Thireau J, Soleti R, Vidal B, Ouille A, Bartholome M, Bideaux P, Roubille F, Le Guennec JY, Andriantsitohaina R, Martinez MC, Lacampagne A. Activation of Sonic hedgehog signaling in ventricular cardiomyocytes exerts cardioprotection against ischemia reperfusion injuries. Sci Rep. 2015 Jan 23;5:7983. doi: 10.1038/srep07983.
citation: Ai QY, Tian H, Ma L, Miao NZ, Huo YW, Wang HX, Wang LR, Qiu SD, Zhang QY. [Experimental varicocele affects VEGF and Flt-1 protein expressions in the testis and epididymis of adolescent rats]. Zhonghua Nan Ke Xue. 2009 Jun;15(6):488-92. Chinese.
citation: Tek M, Cayan S, Yilmaz N, Oguz I, Erdem E, Akbay E. The effect of vascular endothelial growth factor on spermatogenesis and apoptosis in experimentally varicocele-induced adolescent rats. Fertil Steril. 2009 May;91(5 Suppl):2247-52. doi: 10.1016/j.fertnstert.2008.06.008. Epub 2008 Aug 12.
citation: Kilinc F, Kayaselcuk F, Aygun C, Guvel S, Egilmez T, Ozkardes H. Experimental varicocele induces hypoxia inducible factor-1alpha, vascular endothelial growth factor expression and angiogenesis in the rat testis. J Urol. 2004 Sep;172(3):1188-91. doi: 10.1097/01.ju.0000135455.97627.15.