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Diagnosis of IBS-C using Rome IV criteria

The diagnosis of Irritable Bowel Syndrome with Constipation (IBS-C) using the Rome IV criteria, which involves a symptom-based framework and stool form subtyping.

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Jan 30, 2026

How is IBS‑C diagnosed using Rome criteria and when should further testing be done?

The criteria diagnose by a symptom-based framework — recurrent abdominal pain at least one day per week over the past three months, with symptom onset at least six months earlier and a relationship of...