Gastroenterology Quiz #23: Inflammatory Bowel Disease

1. A 23-year-old woman presents with a 6-month history of bloody diarrhea, abdominal pain, and significant weight loss. She also reports having mouth ulcers and a painful red rash on her legs. Colonoscopy reveals continuous mucosal inflammation and ulceration from the rectum to the sigmoid colon. Which of the following is the most likely diagnosis? 

Question 1 of 5

2. A 17-year-old boy presents with abdominal pain, diarrhea, and fever for two weeks. He has lost 5 kg over the past month. On examination, there is tenderness in the right lower quadrant. Laboratory tests show an elevated C-reactive protein. A colonoscopy reveals skip lesions and a cobblestone appearance of the mucosa. Which of the following is the most appropriate treatment to induce remission in this patient? 

Question 2 of 5

3. A 32-year-old woman with a history of inflammatory bowel disease presents with arthralgia and eye redness. She has been diagnosed with Crohn's disease 5 years ago and has had multiple flares since then. Which of the following extraintestinal manifestations is most likely associated with her condition? 

Question 3 of 5

4. A 25-year-old man is diagnosed with inflammatory bowel disease after presenting with diarrhea, abdominal pain, and anemia. He reports a family history of similar symptoms. Laboratory tests reveal iron deficiency anemia and a high fecal calprotectin level. Which of the following findings on colonoscopy would most strongly suggest a diagnosis of Crohn's disease over ulcerative colitis? 

Question 4 of 5

5. A 29-year-old female with ulcerative colitis presents with new-onset jaundice, pruritus, and fatigue. She has been in remission for her ulcerative colitis for the past year on mesalamine. Laboratory tests reveal elevated alkaline phosphatase and positive antimitochondrial antibodies. Which of the following is the most likely diagnosis? 

Question 5 of 5


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