PMC4628016_01
Tube in tube or target sign is characteristic for the diagnosis of intussusception on CT scan
40064_2015_1377_Fig1_HTML.jpg
PMC4628016_01_40064_2015_1377_Fig1_HTML.jpg
Fig1
Intravenous contrast enhanced abdominal CT scan showed an intestinal intussusception and small bowel dilatation proximal to it (Fig. 1).
Intussusception was located at 30 cm distal of the jejuno-jejunostomy anastomosis. White arrow indicates intussusception, black arrow indicates jejuno-jejunostomy anastomosis
40064_2015_1377_Fig2_HTML.jpg
PMC4628016_01_40064_2015_1377_Fig2_HTML.jpg
Fig2
On exploration, a retrograde intussusception about 30 cm distal to jejuno-jejunostomy was identified (Fig. 2).