Abdomen Flashcards
Contents of inguinal canal
men: ilioinguinal nerve and spermatic cord
women: ilioinguinal nerve and round ligament of uterus
Relations of hasselbach triangle
lateral: inferior epigastric vessels
inferior: inguinal ligament
medial: rectus
Relations of femoral canal
anterior: inguinal ligament
posterior: pectineal ligament
medial: lacunar ligament (beware abnormaml obturator artery)
lateral: femoral vein (purpose is to allow expansion of femoral vein)
Contents of femoral canal
Lymphatics
Cloquet’s node
Fat
Contents of femoral sheath
and what it is made of
Femoral artery (and genitofemoral branch of femoral nerve)
Femoral vei
Femoral canal
anteriorly it is an extension of transversalis fascia and iliacus fascia posteriorly
Relation of inferior epigastric vessels direct vs indirect hernia
indirect = lateral to inferior epigastric vessels
direct = medial to inferir epigastric vessels
Relation of pubic tubercle inguinal vs femoral hernia
inguinal = above and medial to pubic tubercle
femoral = below and lateral to pubic tubercle
Kocher’s incision location and layers
Subcostal
skin
subcut
campers
scarpas
external oblique
internal oblique
Giridion incision location and layers
mcburney’s
Skin, campers, scarpers lower end, ext oblique aponeurosis, int oblique muscle, transversus muscle, extraperitoneal fat, peritoneum
Midline incision location and layers
Paramedian incision location and layers
2.5cm lateral to the midline
skin
superficial fascia
anterior rectus sheath and intersecting tendons, segmental vessels
rectus muscle
posterior rectus sheath ( only transversalis fascia below arcuate line)
extraperitoneal fat
peritoneum
Battle incision location and layers
pararectus
lateral border rectus umbilical level
skin
campers fascia
scarpas fascia
anterior rectus sheath
rectus
posterior rectus sheath
extraperitoneal fat
peritoneum
Layers of spermatic cord
external oblique forms external spermatic fascia
internal oblique forms cremaster fascia
transversalis fascia forms internal spermatic fascia
Where does the fluid go when bulbous urethra ruptures and why
scrotum, perineum, penis, abdominal wall deep to scarpa’s fascia because of the attachment of scarpas fascia to the deep thigh 2.5cm below inguinal ligament
Contents of epiploic foramen
Borders of epiploic foramen
freemargin lesser ommentum - hepatic artery, bile duct, portal vein
first part duodenum
IVC
caudate process liver
What is the epiploic foramen
communication between greater and lesser sac
at T12
What is the lesser sac
smaller part of the abdominal cavity, behind the stomach and lesser ommentum
Allows expansion of the stomach
Retroperitoneal organs
SAD PUCKER
Suprarenal gland
Aorta and IVC
Duodenum - second part
Pancreas
Ureters
Colon - ascending and descending
Kidneys
Esophagus
Rectum
Structures along transpyloric plane
Level of L1
Pylorus
Hilum of kidney
Pancreas - neck
Fundus of gallbladder
Hilum of spleen
Second part duodenum
DJ flexure
SMA origin
12th costal cartilage
Termination of cord
Portal vein origin
Rutherford Morrison Incision
Above the inguinal ligament
Gallbladder blood supply
cystic artery (branch of right hepatic, branch of common hepatic, branch of coeliac axis)