Scrot and test 1 Flashcards
when is MRI used
to find teste in abdomen
testes have a _____ origin and secrete hormones that affect ________
mesenchymal original
mesonephric duct (Wolffian)
When does sexual differentiation occur
when mesonephric duct is exposed to testosterone
T/f prostate is formed with urogenital sinus
false they are formed separately
Failure to descent can result in
infertility or malignancy
what are the pathways for the testes to descend
inguinal canal
when does the descent of the testes occur
between week 25 and 32
can testes still descend post utero
yes only up to 1 year tho
Are the epididymis and mediastinum seen in neonate testes
no
colour doppler on neonate testes
pulsatile foci with no branching
echogenic structure in the testes at puberty is
mediastinum testes
thin echogenic line around the testes at puberty is
tunica albuginea
colour doppler on puberty testes
will show lots of branching of vessels
what is anorchism
bilateral testicular absence
what is monorchism
unilateral testicular absence and it usually is left sided
what is polytheism
testicular duplication usually seen as a accessory testicle
5 locations of ectopic teste
contralateral scrotum the peritoneum superficial inguinal pouch femoral canal suprapubically
when does ectopic teste occur
when the gubernaculum passengers to an abnormal location and the teste follows it
what is transverse testicular ectopic
both testes are in the same hemiscrotum
what is cryptochordism associated with
urological abnormalities
what malignancy is undescended teste at risk for
seminoma
what is the echogenicity of undescended teste
more bright, appears like a lymph node
what is retractile teste
fully descended but can move freely from its intrascrotal position to the groin
what causes retractile testes
hyperactive cremasteric reflex
are guys with retractile teste at risk for infertility
no
true hermaphidism is
patient has both hermaphroditism
post puberty hermaphidism in boys sign are
gynecomastia, cyclic hematuria, cryptorchidism
post puberty hermaphidism in girls sign is
amenorrhea
often is hermaphidism boys you will see
scrotum and teste partly fused
