Types of dystonia
Torticollis - cervical muscles spasms, resulting in a twisted posturing of the neck.
Trismus - contraction of the jaw musculature and can result in lockjaw.
Opisthotonus - arched posturing of the head, trunk, and extremities.
Laryngeal dystonia - difficulty in breathing
Oculogyric crises - involuntary contraction of one or more of the extraocular muscles, which may result in a fixed gaze with diplopia
Extra pyramidal side effects have been reported in the use of which of the following medications?
Fluoxetine
an antihistamine used in the management of extrapyramidal side effects?
Diphenhydramine