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CanadiEM Podcasts: CRACKCast, ClerkCast, First Year Diaries

CanadiEM aims to improve emergency care in Canada by building an online community of practice for healthcare practitioners and providing them with high quality, freely available educational resources. The CanadiEM Podcast brings you cutting edge clinical topics on the National Rounds Series and delves into the struggles that doctors face on the Physicians as Humans Series.

Jul 27, 2017

This episode of CRACKCast covers Rosen’s Chapter 95, Large Intestine. This chapter covers a number of pathologies affecting the large colon, including their associated risk factors & complications.



  1. List features that are typical for IBS.

(Describe the Rome IV criteria and list 4 medications used to treat irritable bowel syndrome - show notes)

  1. What is the pathophysiology of diverticular disease?
  1. List clinical presentations of diverticular disease.
  1. How is diverticular disease managed in the ED? Which patients should be admitted to hospital? List 3 complications.
  1. List the types and potential causes of large bowel obstruction.
  1. What are the four types of GI volvulus? What are the risk factors for developing each type?
  1. List the extra-intestinal manifestations of IBD.
  1. What are the pathologic and clinical differences between UC and Crohn’s? 
  1. List 4 categories of medical therapy for IBD and give one example for each.
  1. Describe the radiologic features of toxic megacolon.
  1. What the potential causes of toxic megacolon?
  1. Which conditions are associated with the development of colonic ischemia? List 4 precipitants of ischemic colitis in the elderly and 3 in young patients
  1. List 4 ddx for colitis
  1. Differentiate between acute and chronic radiation proctocolitis in pathophys and clinical presentation




1) What is Ogilvie’s Syndrome? List 3 RFs

2) Compare AXR findings in SBO with LBO

3)  What is the difference between each Cecal and Sigmoid volvulus on AXR? How is management different?

4) List 3 Perianal complications and 6 Extra-intestinal manifestations of Crohn’s disease.

5) How does adult intussusception differ from peds