Behcet's disease is a chronic inflammatory disease in which, gastrointestinal involvement is known as "Intestinal Behçet's disease" or "entero-Behçet". The most common place of involvement is ileocaecal region and colon. Perforation of the intestinal ulcers due to Behcet's Disease can take a postoperative morbidity and mortality remains high but, case of pneumoperitoneum without perforation secondary to Behcet's disease have not been reported in the literatüre before.