us-abfm MCQ (SBA): IBS-Diagnostic Strategy

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MediumGastroenterologyIBS-Diagnostic Strategyus-abfmus-usmle-step-2us-usmle-step-3

A 35-year-old man presents with typical IBS‑D symptoms for 9 months and negative basic labs. Which testing approach is supported?

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us-abfm MCQ: IBS-Diagnostic Strategy — Answer & Explanation | iatroX