Lectures

General Surgery Anatomy Esophagus

o 3 constrictions 15 cm. commencement. cricopharyngeal sphincter

6th cervical vertebra 23cm. Crosses aortic arch and Left main bronchus 40 cm. LES. Pierces diaphragm.

o Ivor Lewis Esophagectomy Def: Pros: Cons:

o Transhiatal esophagectomy Def: Pros: Cons:

o Stomach Body Fundus Antrum

o Blood supply Right gastroepiploic artery.

Source: Gastroduodenal a.o Source: Common hepatic a.

Vagotomy o Types

Truncal Selective Highly selective

Preserves nerve of Latarjet Pancreas

o Distal pancreatomy + Splenectomy Spleen also removed (splenic artery courses superior to

pancreas) Liver

o Cantile line Approximates Liver hemispheres Middle hepatic vein

o Ligaments Right triangular ligmant Left triangular ligament

o Pringle Maneuver Clamps hepato-duodenal ligament (hepatic a., portal v.,

common bile duct)

Gallbladder (Cholecystectomy)o Calot triangle

Cystic artery, cystic duct, common hepatic duct Duodenum bleed

o Ligament of Treitz Divides upper and lower GI bleed