non-contrast CT for appendicitis

27 Nov

Diagnostic accuracy of noncontrast computed tomography for appendicitis in adults


1258 publications searched, 7 studies met inclusion criteria

1060 patients total included

Pooled data:

  • sensitivity 92.7% (95% CI 89.5-95.0%)
  • specificity 96.1% (95% CI 94.2-97.5%)
  • estimated non-con CT false negative rate: 7.3%
  • range of CT with contrast falst negative rates (from a review): 3-17%



non-con CT not too shabby for appy.


References: article; picture


One Response to “non-contrast CT for appendicitis”


  1. no contrast for abdominal CT? | DAILYEM - March 10, 2014

    […] non-contrast CT for appendicitis: […]

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