IBD IBD Diagnosis and Imaging 2

Question 1

The 'string sign of Kantor' on barium follow-through indicates which Crohn's disease complication?

Accepted Answer

Fibrostenotic stricture of the terminal ileum

Answer

The string sign represents a severely narrowed segment of terminal ileum due to fibrostenotic stricture in long-standing Crohn's disease.

Question 2

Which endoscopic scoring system is most widely used to assess Crohn's disease activity?

Accepted Answer

Crohn's Disease Endoscopic Index of Severity (CDEIS)

Answer

The CDEIS quantifies mucosal lesions across five bowel segments and is the gold-standard endoscopic activity score for Crohn's disease in clinical trials.

Question 3

On MR enterography, which finding indicates active transmural Crohn's disease inflammation?

Accepted Answer

Mural hyperenhancement and increased T2 signal (mural edema)

Answer

Active Crohn's disease on MRE demonstrates mural thickening with hyperenhancement on contrast T1 images and increased T2 signal indicating mural edema.

Question 4

Wireless capsule endoscopy in IBD is CONTRAINDICATED in which situation?

Accepted Answer

Known or suspected small bowel stricture

Answer

Capsule endoscopy is contraindicated with known or suspected strictures because the capsule may become retained, requiring surgical removal.

Question 5

The Harvey-Bradshaw Index (HBI) is a clinical tool used to measure disease activity in which IBD condition?

Accepted Answer

Crohn's disease

Answer

The Harvey-Bradshaw Index is a simplified clinical scoring tool assessing general wellbeing, abdominal pain, number of liquid stools, abdominal mass, and complications in Crohn's disease.

IBD - Inflammatory Bowel Disease Practice Test

IBD - Inflammatory Bowel Disease Practice Test

IBD IBD Diagnosis and Imaging 2