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Open Access Publications from the University of California

Granuloma annulare mimicking multicentric reticulohistiocytosis

  • Author(s): Wat, Margaret
  • Sun, Grace S
  • Rodriguez-Waitkus, Paul M
  • Hsu, Sylvia
  • et al.
Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International Public License

We describe a patient with granuloma annulare (GA) who presented with firm periungual papules mimicking “coral beads”, a characteristic sign of multicentric reticulohistiocytosis (MRH).  We highlight the importance of distinguishing between GA and MRH because the prognoses differ significantly.

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