10.7 - Inflammatory bowel disease

Question 1

mucosal and submucosal ulcer - is this UC or crohn?

Answer 1

UC

Question 2

full thickness inflammation with knife-like fissures - is this UC or crohn?

Answer 2

crohn

Question 3

what is the most common site for crohn disease?

Answer 3

terminal ileum

Question 4

what are the hallmark features of UC inflammation?

Answer 4

crypt abscesses filled with neutrophils

Question 5

what are the hallmark features of crohn disease inflammation?

Answer 5

lymphoid aggregates with granulomas

Question 6

what is seen in the gross appearance of UC?

Answer 6

• pseudopolyps

- loss of haustra

Question 7

what is seen in the gross appearance of crohn disease?

Answer 7

• cobblestone mucosa
• creeping fat
• strictures

Question 8

what is seen on imaging in UC?

Answer 8

lead pipe sign

Question 9

what is seen on imaging in crohn disease?

Answer 9

string sign

Question 10

• pseudopolyps
• loss of haustra

diagnosis?

Answer 10

UC

Question 11

• cobblestone mucosa
• creeping fat
• strictures

diagnosis?

Answer 11

crohn disease

Question 12

lead pipe sign on imaging - diagnosis?

Answer 12

UC

Question 13

string sign on imaging - diagnosis?

Answer 13

crohn disease

Question 14

which carries a risk of fistula formation - UC or crohn?

Answer 14

crohn