Got a patient presenting with abdominal pain? Did the history and physical exam reveal abdominal cramping and tenesmus? If so, tune into today's #DiagnosticsOnDemand to learn about identifying signs of ischemic colitis on a CT scan. Ischemic colitis, or IC for short, is the most common form of intestinal ischemia. It's typically caused by reduced intestinal blood flow, usually due to small vessel occlusion or hypoperfusion of the colon. Hypoperfusion usually follows the blood supply patte