IBD Crohns & UC

Question 1

Complication of both UC and Crohns: USS of bile duct shows “chain of beads” appearance -

Answer 1

Primary sclerosing scolangitis - assoc with UC

Question 2

Complication of both UC and Crohns: Patient unable to flex spine

Answer 2

ankylosing spondylitis

Question 3

Complication of Crohns seen in the mouth

Answer 3

apthous ulcers

Question 4

Eye complications of Uc and crohns (2)

Answer 4

Uveitis

Episcleritis

Question 5

Skin complications of UC and Crohns (one with red lesions one with purple edged lesions)

Answer 5

Erythema nodosum (red)
Pyoderma gangrenosum

Question 6

Produces “cobble stone” appearance = skip lesions of bowel mucosa

Answer 6

Crohns

Question 7

Can cause fistulae and full depth mucosal erosion

Answer 7

Crohns

Question 8

This might show mucosal islands in areas of ulceration

Answer 8

UC

Question 9

Microscopically shows cryptitis - crypt abcesses

Answer 9

UC

Question 10

Granulomatous disease - diffuse scarring of bowel

Answer 10

Crohns

Question 11

Begins at rectum usually, only affects large bowel / terminal ileum

Answer 11

UC

Question 12

Can affect all areas of large and small bowel - reducing nutrient absorption (eg producing steatorrhea / nutrient deficiencies)

Answer 12

Crohns

Question 13

Smoking is protecting for this

Answer 13

UC

Question 14

Smoking is a risk factor for this

Answer 14

Crohns

Question 15

P ANCA is an antibody blood test for what

Answer 15

UC

Question 16

ASCA is an antibody blood test for what

Answer 16

Crohns