Principles of GI surgery Flashcards
Which manouever is used to expose the right abdominal roof?
Duodenal dam manoeuvre
Which manoeuvre is used to expose the left abdominal roof?
Colonic dam manouevre
Why should the pancreas have minimal tissue handling?
Handling can cause (or worsen) pancreatitis
Which forceps are least traumatic for handling gut?
Debakey thumb forceps
What should always be checked before biopsying liver?
Blood clotting time
Coagulation profile or (buccal mucosal bleeding test)
What manoeuvre can occlude the liver for up to 15 minutes by applying pressure to the hepatic artery and portal vein?
Pringle manouevre
What is the guillotine method for haemostasis?
Bulk ligation e.g. of liver lobes
After abdominal surgery, the abdomen should be lavaged with how much warm saline? Should antimicrobials/antiseptics be added?
1-3L warm saline
No added disinfectants - will cause irritation
What antibiotics should be used prophylactically for GI surgery?
Clavulante/amoxicillin
with metronidazole for colonic/hepatic surgery
Primary bacterial peritonitis is rare in animals. Give a cause of viral primary peritonitis in cats
FIP
What are the two types of secondary peritonitis?
Septic peritonitis - after necrosis, perforation or abscessation
Chemical peritonitis - leakage of bile, urine, duodenal contents (usually leads to septic peritonitis)
‘Ground glass’ appearance on radiography indicates what post-op complication following GI surgery
Peritonitis
Free gas
What reflex causes ileus?
Vagosympathetic reflex
What drugs can be used to help treat ileus?
Motility stimulants - metoclopramide
+/- ranitidine
What is the difference between laparotomy and coeliotomy?
Laparotomy is a flank incision
Coeliotomy is midline
