GI 3 Flashcards
suspect pancreatic adenocarcinoma. workup?
if jaundice, do US (b/c at head)
if no jaundice, do CT (b/c at tail)
multiple liver lesions. next step?
colonoscopy
biggest modifiable risk factor for pancreatic cancer
smoking
alcoholic hepatitis labs other than AST and ALT
incr GGT
incr bilirubin
incr INR
features of PBC
pos AMA jaundice hepatomegaly steatorrhea hyperlipidemia thyroid disease
anti smooth muscle Ab
autoimmune hepatitis
dx and tx of carcinoid
5-HIAA
octreotide, surgery for liver mets
indications for TIPS
portal hypertension (variceal hemorrhage, ascites) hepatorenal syndrome
management of hepatic encephalopathy
tx volume depletion and electrolyte abnormalities (like hypokalemia)
lactulose, lactitol
rifaximin
small intestinal bacterial overgrowth
- sxs
- associations
flatulence
bloating
diarrhea
anatomical abnormalities (surgery, strictures) motility disorders (DM, scleroderma)
causes of positive urine bilirubin
hepatic dysfunction
biliary obstruction
defective hepatic bilirubin secretion
(buildup of conjugated bilirubin leaks into urine)
causes of positive urine urobilinogen
excess hemolysis
normally urobilinogen in feces, and 1% in urine.. but excess hemolysis overcomes that ability
ursodeoxycholic acid used to treat
cholesterol gallstones in people not surgical candidates
PBC and PSC