Drug-related hyperthermias

the two main entities

Serotonin syndrome and Neuroleptic malignant syndrome
malignant hyperthermia

NMS and serotonin syndrome

see the deranged physiology link
BOTH are hot, wet (sialologue) and hypertonic

  • No clonus in NMS
NMS Serotonin syndrome
Onset over days Onset within hours
Normal pupils Dilated pupils
Lead-pipe rigidity without clonus Clonus
Dantrolene?
Bromocriptine
Benzodiazepines
Cyproheptadine