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OCD is manifested in a variety of forms, but is most commonly characterized by a subject's obsessive drive to perform a particular task or set of tasks, compulsions commonly termed rituals.
OCD should also be distinguished from the similarly named but notably different obsessive-compulsive personality disorder, which psychiatric guidelines define as a personality characteristic rather than an anxiety disorder.
OCD primarily involves the brain regions of the striatum and the cingulate cortex, especially the striatum.
OCD should be distinguished from the similarly named but notably different obsessive-compulsive personality disorder, which psychiatric guidelines define as a personality characteristic rather than an anxiety disorder.
A smoker with OCD, for instance, may argue with herself that quitting cigarettes is possible only on the 13th or 27th of a month, and only when she has possession of four cigarettes at noon.
Most with OCD are aware that such thoughts and behavior are not rational, but feel bound to comply with them to fend off fears of panic or dread.