ACG Guideline: CT Essential for Diverticulitis Diagnosis, Selective Antibiotic Use

New ACG guideline: CT essential for first/severe diverticulitis diagnosis. Against routine antibiotics in low-risk uncomplicated cases. Colonoscopy after complicated or in uncomplicated with alarm symptoms to rule out malignancy.

• Evidence-based guideline recommends CT for initial diagnosis of diverticulitis, especially at first presentation and in severe cases.
• Against routine antibiotics for low-risk acute uncomplicated diverticulitis; antibiotics reserved for high-risk, immunocompromised, or frail patients.
• After recovery, colonoscopy recommended for complicated diverticulitis and suggested for uncomplicated with alarm symptoms or overdue CRC screening.

RadPigeon summaries are original and for information only. They are not clinical advice.