Irritable bowel syndrome Quiz: Ace Your Exams

Get ready to dominate your medical and nursing exams by using our dynamic quizzes to elevate your knowledge and increase your confidence. Whether you're gearing up for the USMLE®, COMLEX®, or your next in-class assessment, Osmosis quizzes tackle key topics in pathology, diagnostics, and treatment approaches. By honing in on clinical readiness and decision-making, we make sure the knowledge you gain empowers you both in the classroom and in real-world practice. Jump in and supercharge your exam prep!

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A 25-year-old woman presents to the clinic with a six-month history of abdominal pain and alternating episodes of diarrhea and constipation. She says the pain is relieved following defecation. She does not have hematochezia or unintentional weight loss, and there have been no recent changes to her diet. She has no past medical history and does not take any medications. Temperature is 37°C (98.7°F), pulse is 86/min, and blood pressure is 118/70 mmHg. Physical examination reveals mild diffuse abdominal tenderness on palpation and no rebound tenderness. No abnormalities are seen on perianal and rectal examination. Laboratory studies show a normal CBC and a negative tissue transglutaminase IgA (tTg-IgA). Which of the following is the most likely diagnosis?  

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