germ cell reaction
Home > E. Pathology by systems > Reproductive system > Male genital system
Male genital system
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reactional germ cell proliferation
5 June 2009 -
gynecomastia
30 September 2008WP
Definition: Gynecomastia is a common disorder of the endocrine system in which there is a non-cancerous increase in the size of breast tissue in males.
Microscopy
Gynecomastia has ductal proliferation with a prominent rim of edematous stroma.
Etiology
Differential diagnosis: mammary biphasic lesions
adenomyoepithelioma
mammary fibroadenomas mammary juvenile fibroadenoma
mammary hamartoma
metaplastic mammary carcinoma
phyllodes tumor
pleomorphic (...) -
ejaculatory duct
21 July 2008Ampulla of vas defrens (ductus deferens) and terminal seminal vesicle duct form ejaculatory duct, join prostatic utricle to open into prostatic urethra.
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bilateral anorchia
19 October 2007bilateral testicular agenesis
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seminal vesicles
10 September 2007Seminal vesicles extend from posterior prostate to posterior surface of bladder.
Videos
Histology of the seminal vesicles (by Washington Deceit)
See also
male genital system -
vas deferens
10 September 2007Videos
Histology of the vas deferens (by Washington Deceit)
See also
male genital system -
congenital bilateral absence of the vas deferens
11 May 2007CBAVD
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Wolffian derivatives
9 March 2007Wolffian derivatives
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Wolffian derivatives in hernia sac
9 March 2007See also
Wolffian derivatives
inguinal hernia (hernia sac) -
rete testis microlithiasis
21 January 2007References
Nistal M, Garcia-Cabezas MA, Regadera J, Castillo MC. Microlithiasis of the epididymis and the rete testis. Am J Surg Pathol. 2004 Apr;28(4):514-22. PMID: #15087671#