Which lab studies are indicated in the workup of complex regional pain syndrome type 1 (CRPS 1) (RSD)?

Updated: Sep 09, 2018
  • Author: T P Sudha Rao, MD; Chief Editor: Herbert S Diamond, MD  more...
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Laboratory studies are not useful for the diagnosis of complex regional pain syndrome (CRPS). Levels of acute-phase reactants (ie, erythrocyte sedimentation rate [ESR], C-reactive protein) are generally within the reference range.

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