The early presence of pneumatosis in traumatic colonic perforation: a sequential computed tomography demonstration

After finishing the image, he became more irritable; but the vital signs were stable. Because peritoneal sign was not clear, we arranged a second CT scan with oral Urografin as a double contrast about 120 minutes after the first CT. For those receiving conservative treatment, we consider a second CT if peritoneal sign became definite or Diagnostic peritoneal lavage if the vital signs became unstable, basing on clinical observation.