Small & Large Intestine

Question 1

Coffee bean sign (omega loop) on abdominal Xray is diagnostic of….

Answer 1

Volvolus

Question 2

Barium enema showing claw sign, meniscus sign or coiled spring sign is diagnostic of….

Answer 2

Intussusception

Question 3

What is Gardner syndrome?

Answer 3

Avariant of familial polyposis coli

Question 4

Mode of inheritance of Lynch syndrome

Answer 4

AD
(high frequency Microstaellite instability)

Question 5

When to screen for CRC in someone with 1st degree family history of CRC or is above>60 hrs
What is the method of screening

Answer 5

Start at 50 yrs and then every 10 yrs
Colonoscopy

Question 6

When to screen for CRC in someone <60 yrs or has more than 2 relatives who had CRC before
What is the method of screening

Answer 6

Start at 40 yrs or
10 yrs before youngest
Then repeat every 5 yrs
Method:colonoscopy

Question 7

When should A 50 yrs old man with low risk of CRC screen?
Whatbis the screening method?

Answer 7

Age of screening: 50 to 75
Method : FIT, if +ve do colonoscopy, if - ve repeat every 2 yrs

Question 8

Mode of inheritance of FAMILIAL ADENOMATOUS POLYPOSIS

Answer 8

AD
APC gene (5q21)

Question 9

Apple core appearance on barium enema is diagnostic of….

Answer 9

Left colon cancer