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Related to sentinel loop: colon cutoff sign
sentinel loopImaging A dilated loop of jejunum seen in LUQ in upper GI radiocontrast studies and a typical finding of acute pancreatitis. Cf Colonic cut-off sign.
a recording mechanism, such as an animal, a farm or a veterinarian, posted explicitly to record a possible occurrence or series of occurrences in a prospective surveillance program.
a distended loop of small intestine associated with acute pancreatitis; visible in abdominal x-rays.