Gastroenterology 101-and 201: A Quiz

QUESTION 1:

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QUESTION 2:

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Differentiating Crohn disease from ulcerative colitis can be difficult.

QUESTION 3:

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QUESTION 4:

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Direct evidence exists for the role of GI microbiota in the pathogenesis of inflammatory bowel disease, and there is some evidence that they play a similar role in irritable bowel syndrome.

QUESTION 5:

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A 55-year-old man presents with presyncope. His stools have been dark red and he has experienced mid-abdominal pain for a week. His abdomen is tender to palpation in the periumbilical region but is otherwise soft and without masses. His skin had circular areas of hyperpigmentation and multiple fleshy papules; that these had been present since childhood but the patient had never sought medical care.

ANSWER KEY:

Question 1. Answer: c

Question 2. Answer: c

Question 3. Answer: b

Question 4. Answer: d

Question 5. Answer: d