An unusual cause of acute abdominal pain: mesenteric panniculitis

Computed tomographic (CT) scan showed a heterogenic mass lesion approximately 13 x 7 cm in dimension, at a density of -77 HU with a well-defined hyperdense thin sheath, encircling superior mesenteric artery and superior mesenteric vein and causing minimal displacement of nearby intestinal segments (Fig. 1). [...]emergency physicians who treat many patients with abdominal pain should remember MP when making differential diagnosis especially in patients with pain localized to left paraumbilical region.