The Clinical Course of a Drug-induced Acute Dystonic Reaction in the Emergency Room.

BACKGROUND: Acute dystonic reactions following the administration of safe, reliable drugs can occur and must be promptly recognized and treated in the emergency room. PHENOMENOLOGY SHOWN: The entire clinical course of an acute dystonic reaction due to metoclopramide, from early motor signs to full-blown clinical symptoms and resolution. EDUCATIONAL VALUE: Providing elements for early recognition of a drug-induced movement disorder phenomenology.