APPI-Cost Trial for Perforated Appendicitis

Eligibility for Enrollment Inclusion Criteria: * Plan to undergo appendectomy for acute appendicitis Exclusion Criteria: * Preoperative hemodynamic instability requiring ongoing infusion of vasopressors * Allergy to iodine * Uncontrolled hyper- or hypothyroidism * Renal dysfunction * Pregnant or breastfeeding * Primary language neither English nor Spanish * Lack of functioning telephone or email account * Incarcerated or in police custody Eligibility for Randomization Inclusion Criteria: * Enrolled in study preoperatively * Intraoperative diagnosis of perforated appendicitis Exclusion Criteria: * Non-perforated appendicitis