Which tests are used to diagnose pheochromocytomas?

Updated: Aug 10, 2018
  • Author: Michael A Blake, MBBCh, MRCPI, FRCR; Chief Editor: George T Griffing, MD  more...
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Answer

Diagnostic tests for pheochromocytoma include the following:

  • Plasma metanephrine testing: 96% sensitivity, 85% specificity [1]
  • 24-hour urinary collection for catecholamines and metanephrines: 87.5% sensitivity, 99.7% specificity [2]

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