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FSH stimulates Sertoli cells to nurture germ cells
The Sertoli cell precursors secrete müllerian inhibiting substance
posterior urethral valves is still relatively common and makes up the vast majority of congenital urethral obstructions.
Blood supply to the anal and urogenital triangles is derived largely from the internal pudendal vessels
The apex of the prostate is continuous with the stri­ated urethral sphincter
Blood supply to the pelvic ureter enters laterally; thus the pelvic peritoneum should be incised only medial to the ureter.
Spermatocytic seminoma does not express PLAP or i(12p),
A firm intratesticular mass should be considered cancer until proven otherwise
Soft tissue detail of penile tumors is best imaged by ultrasonography or MRI
for small-volume glanular lesions, imaging studies add virtually no additional information to palpation in most cases
Penile cancer often begins on the surface of the glans penis or in the preputial area
Penile cancer often begins on the surface of the glans penis or in the preputial area
penile lymphatic drainage is bilateral to both inguinal areas.
Bowen disease is characterized by sharply defined plaques of scaly erythema on the penile shaft
Carcinoma in situ (Tis) of the penis is called erythroplasia of Queyrat
The halflife of hCG is 24 to 36 hours.
up to one third of testicular tumors are initially misdiagnosed as epididymitis or hydrocele
Choriocarcinoma commonly spreads by hematogenous routes
seminomas occur at an older average age than NSGCTs
ITGCN consists of undifferentiated germ cells that are located basally within the seminiferous tubules.

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