Fig. 3From: Petersen hernia after open gastrectomy with Roux-en-Y reconstruction: a report of two cases and literature review a–c Contrast-enhanced abdominal CT (90 s after injection of contrast agent) axial image of case 2; d, e contrast-enhanced abdominal CT (90 s after injection of contrast agent) coronal image of case 2. The localized high intensity of mesenteric fat (arrow) and strangulated SMA presenting with a whirl sign (arrow head)Back to article page