E. Ultrasound occasionally is helpful to evaluate acute diverticulitis, although intestinal gas often interferes with the exam. Treatment A. Outpatient Treatment 1. Clear liquid diet 2. 500 mg PO qid. B. Inpatient Treatment 1.
Nasogastric suction is initiated if the patient is vomiting or if there is abdominal distention.
The abdomen should be frequently reassessed for the first 48-72 hours. Improvement should occur over 48-72 hours, with decreased fever, leukocytosis, and abdominal pain. Failure to improve or deterioration are indications for reevaluation and consideration of surgery. Analgesics should be avoided because they may mask acute deterioration, and they may obscure the need for urgent operation. D. Oral antibiotics should be continued for 1-2 weeks after resolution of the acute attack.