GI

Question 1

serology (+) in UC, not in Crohns

Answer 1

p-ANCA

Question 2

division b/t upper and lower GI tract

Answer 2

Ligament of Treitz

Question 3

organism likely w/vomiting, diarrhea after reheating rice

Answer 3

B. Cereus

Question 4

organism causing diarrhea in HIV pts with CD4 <100

Answer 4

cryptosporidium

Question 5

how to manage achalasia

Answer 5

diagnose: esophageal manometry
definitive: pneumatic dilation, Heller myotomy
sx: Nitrates, botox injections

Question 6

jaundice in male with IBD
“beading” of biliary tract on ERCP
(+) pANCA

Answer 6

Primary Sclerosing Cholangitis

increased risk of cholangiocarcinoma, gall bladder cancer

Question 7

treat emphysema in non-smoker with cirrhosis

Answer 7

alpha 1 antitrypsin infusion

definitive: liver transplant

Question 8

jaundice in middle aged female w/autoimmune history

(+) antimitochondrial Ab, ANA, high Alk phos

Answer 8

Primary Biliary Cholangitis

tx: ursodeoxycholic acid

Question 9

high AST/ALT
normal ferritin
low ceruloplasmin

Answer 9

Wilsons disease
low serum copper, high urine copper
AT7B gene mutation

Question 10

treat Wilsons disease

Answer 10

penicillamine (copper chelation)

Question 11

standard nutrition requirements

Answer 11

30 kcal/kg/day with 1g/kg/day protein