Fig. 4From: Prolonged postoperative ileus in a patient with primary pneumatosis cystoides intestinalis: a case reportLong tube drainage and treatment course. High output discharge from a nasogastric tube (NGT) or a long tube continued despite oxygen insufflation. The days with no data on the amount of drainage are days when the long tube was temporarily clamped or removed. HBOT hyperbaric oxygen therapy, PGF2α prostaglandin F2α. An asterisk shows the day of the second laparotomy and triangles indicate the days when the patient underwent HBOTBack to article page