What are the typical progression of pheochromocytomas spells?

Updated: Aug 10, 2018
  • Author: Michael A Blake, MBBCh, MRCPI, FRCR; Chief Editor: George T Griffing, MD  more...
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Typical patterns of the spells are as follows:

  • Frequency may vary from monthly to several times per day
  • Duration may vary from seconds to hours
  • Over time, spells tend to occur more frequently and become more severe as the tumor grows

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