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1.3 hernia: anatomy (indirect inguinal hernia (lateral to inferior…
1.3 hernia: anatomy
indirect inguinal hernia
lateral to inferior epigastric vessels
OUT: deep inguinal ring: inguinal canal
patent processus vaginalis
scrotum
inguinal canal
neck of scrotum
scrotum
risk
processus vaginalis not large enough
peritoneal fluid into tunica vaginalis
hydrocele
direct inguinal hernia
medial to inferior epigastric vessels
OUT: Hesselbach triangle
weakness in the post wall of inguinal canal: transversalis fascia
neck
narrow superficial ring
incarceration, stragulation
neck
wide neck
rare: incarceration, stragulation
scrotum
Hesselbach triangle: superficial inguinal ring
limited by transversalis fascia
hernia
direct inguinal hernia directly thr abdominal wall
indirect inguinal hernia