Radiology

Question 1

Abdominal X-Ray shows coffee bean sign. Dx?

Answer 1

Volvulus

Question 2

Spine X-Ray shows bamboo spine. Dx?

Answer 2

Ankylosing spondylitis

Question 3

Abdominal X-Ray shows stack of coin appearance. What is it?

Answer 3

Small bowel

Question 4

5 key X-ray findings for OA

Answer 4

“LLOSS”
Loose bodies
Loss of joint space
Osteophytes
Subchondral sclerosis
Subchondral cysts

Question 5

AXR shows double bubble sign. Dx?

Answer 5

Duodenal IO

Question 6

AXR shows thumbprinting. What does it indicate and what’s the etiology?

Answer 6

Thickening of the colonic haustral folds and are a sign of severe submucosal edema;
Usually any colitis (eg ischemic colitis, ulcerative colitis)

Question 7

Triphasic CT scan or MRI shows a central stellate scar. Dx?

Answer 7

Focal nodular hyperplasia (FNH) of the liver

Question 8

Close mimic of pneumoperitoneum that looks like free air under the right diaphragm. What sign?

Answer 8

Chilaiditi sign