IBD

Question 1

mucosal ulcers and submucosal ulcers

Answer 1

UC

Question 2

full thickness inflamation

Answer 2

chrohn

Question 3

LLQ pain

Answer 3

UC

Question 4

crypt abscess with neutrophils

Answer 4

UC

Question 5

lymphoid aggregates with granulomas

Answer 5

crohn

Question 6

lead pipe sign on imaging

Answer 6

UC (psuedopolyps and loss of haustra)

Question 7

complications of UC

Answer 7

toxic megacolon and COLON CARCIONMA (depends on extent of colonic involvement and duration of disease (greater than 10 years)

Question 8

smoking increases risk of idsease

Answer 8

crohns

Question 9

PSC and p-ANCA positivy

Answer 9

UC

Question 10

ankylosing spondylitis, sacrolitis, migratory polyarthritis, uveitis

Answer 10

crohn

Question 11

malabsorption

Answer 11

chron

Question 12

sobblestone mucosa

Answer 12

crohn

Question 13

full thikcness inflammation

Answer 13

chron

Question 14

non continuous lesions

Answer 14

crohn

Question 15

least common site rectum

Answer 15

crohn

Question 16

RLQ pain

Answer 16

crohn

Question 17

non bloody diarrhea

Answer 17

crohn

Question 18

creeping fat and strictures (string sign)

Answer 18

crohn

Question 19

calclium oxalate nephrolithiasis

Answer 19

crohn (due to malabsorption of oxalate)

Question 20

fistulas

Answer 20

crohns (full thickness inflammation = fistulas!)

Question 21

can’t go past cecum/terminal ileum

Answer 21

UC

Question 22

luminal narrowing of bowel/stricture

Answer 22

crohn

fibrosis after healing

Question 23

which enzymes will be deficient after pancreas is knocked out

Answer 23

amylases, lipases, proteases, trypsinogen

dxylose absorption by intestine unaffected

Question 24

if IMA is ligated, what collateral circulation helps prevent ischemia of descending colon

Answer 24

marginal artery of Drummond (branch off SMA) and meandering artery