Colonoscopy

Question 1

Colonoscopy with biopsy of IbD Px

Answer 1

Every 1-3 yrs

Question 2

Screening FAP

Answer 2

Sigmoidoscopy or colonoscopy annually beginning at 10-12 yrs

Question 3

Screening HNPcC

Answer 3

Colonoscopy every 2 yrs beginning at age 20-25 yrs ( or 10 yes younger than the youngest affected first degree relative)

Question 4

Management of antithrombotic drugs before endoscopy

Aspirin

Answer 4

None

Question 5

Management of antithrombotic drugs before endoscopy

Warfarin

Answer 5

Continue

High risk= ad 3-7 days and INR

Question 6

Management of antithrombotic drugs before endoscopy

NOACs

Answer 6

Continue

If high risk = 1-5 days DC

Question 7

Management of antithrombotic drugs before endoscopy

Clopidogrel

Answer 7

Low risk= continue
High risk= DC
5 days

DC 7 days prasugrel
DC 10-14 d ticlopidine

Question 8

Risk of bleeding

Clean based ulcer

Answer 8

1-3%

Question 9

Risk of bleeding

Flat pigmented spots

Answer 9

10%

Question 10

Risk of bleeding

Adherent clots covering the ulcer base

Answer 10

20

Question 11

Risk of bleeding
Fibrin plug is seen protruding through the vessel wall
Sentinel clot/ visible vessel

Answer 11

40%

Question 12

Colon cancer screening

Answer 12

Average risk start at age 50 every 10 yrs

If with history of CrC >60 starts at age 40 every 10 yrs
If CrC <60 start at age 40 q5 years or 10 yrs younger than age of diagnosis whichever is earlier