stereotypic movement disorder


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Related to stereotypic movement disorder: habit disorder

stereotypic movement disorder

 
a mental disorder characterized by repetitive nonfunctional motor behavior, such as hand waving, rocking, head-banging, or self-biting, which often appears to be driven and can result in serious self-inflicted injuries.

stereotypic movement disorder

Neurology A disorder characterized by repetitive, seemingly driven and non-functional motor behavior lasting 4+ wks; movements ↑ with stress, frustration, boredom; ↑ boys Etiology Unknown.

stereotypic movement disorder

Motor behavior, persisting for at least 4 weeks, that is repetitive, often seemingly driven and nonfunctional to the extent that it interferes with normal activities or results in self-inflicted bodily injury sufficient to require medical treatment. The disorder cannot be accounted for by a compulsion, a tic, or hair pulling and is not due to the effects of a substance or a general medical condition.
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References in periodicals archive ?
Stereotypic movement disorder. NADD Bull 2006;9:23-26.
DSM-IV stereotypic movement disorder: Persistence of stereotypies of infancy in intellectually normal adolescents and adults.
There are many theories concerning the etiology of SIB related to stereotypic movement disorder. One theory is that the self-injury serves as a form of self-stimulation and helps to either regulate overstimulation and decrease arousal or serves as a means to increase stimulation and arousal (Favazza & Rosenthal, 1993; Roanczyk, Lockshin, & O'Connor, 1992).