Male Reproductive Flashcards
Fibrous capsule surrounding testicle
Tunica albuginea
Network of delicate tubules located in the hilum of testicle, Carries sperm to epi
Rete testis
The head of the epi is located adjacent to the ____ pole of testis
Superior
Remnant of the Müllerian duct
Appendix testis
Blue dot sign
Torsion of appendix testis
Layer of muscle fibers lying beneath the scrotal skin
Dartos
Detached efferent duct derived from the Wolffian duct
Appendix epididymis
Inner layer of tunica vaginalis
Visceral
Outer layer of tunica vaginalis
Parietal
Testicular blood flow is supplied by
Deferential, cremasteric, and testicular arteries
Intratesticular arteries—
Centripetal
Majority of ________ lesions are malignant
Intratesticular
Most testicular neoplasms appear _____
Hypoechoic
Most common malignancy in men 15-35
Testicular neoplasms
Most common germ cell testicular cancer
Seminoma
Most common testicular tumor in infants and young children
Yolk sac tumors
Yolk sac tumors AKA
Endodermal sinus tumor
Yolk sac tumor lab value:
Increase AFP
Seminoma lab values:
HCG
Tumor produces testosterone resulting in precocious puberty
Leydig Cell Tumors
Well defined, solid, hypoechoic, onion ring pattern.
Epidermiod cyst
90% of varicoceles are on the ____ side
Left
Most common correctable cause of male infertility
Varicoceles
Presence of ____ confirms scrotal hernia
Peristalsis
Most common extratesticular tumor
Adenomatoid tumor
Cystic masses of epi that result from dilation of epididymal tubules
Spermatoceles/epi cyst
Spermatoceles usually occur at the
Epi head
Dilated testicular mediastinal tubules
Tubular ectasia of the rete testis
Tubular ectasia of the rete testis is more common in men over:
> 55
Most common cause of acute scrotum pain in adults
Epididymitis/Orchitis
Epididymitis is usually caused by
Chlamydia and gonorrhea
Torsion <6 hours has a salvage rate of
90-100%
Torsion lasting 12-24 hours has a salvage rate of
20-50%
Torsion lasting >24 hours salvage rate
0-10%
(Decreasing/Increasing) prf will better optimize slow blood flow to rule out complete torsion
Decreasing
Patients with _____ have an increased risk of developing a malignancy
Cryptorchidism
Most common location of a cryportchid testis is
Inguinal canal
The most common cancer to affect the penis
Squamous cell carcinoma
A hydrocele is located between the TWO LAYERS of the _____
Tunica vaginalis
