Hallucinogenic Mushroom Toxicity Differential Diagnoses

Updated: Jan 23, 2021
  • Author: Louis Rolston-Cregler, MD; Chief Editor: Sage W Wiener, MD  more...
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Diagnostic Considerations

In addition to the conditions listed in the differential diagnosis, ingestion of the following mushrooms should be considered:

  • Other Psilocybe spp
  • Amanita cothurnata
  • Amanita smithiana
  • Amanita strobiliformis
  • Amanita gemmata

When other members of the genus Amanita are suspected, the following conditions should be watched for:

  • Ketamine toxicity
  • Meningoencephalitis
  • Dextromethorphan toxicity
  • Gamma-hydroxybutyrate toxicity

Differential Diagnoses