Catatonic behavior

Catatonic behavior

Behavior characterized by muscular tightness or rigidity and lack of response to the environment. In some patients rigidity alternates with excited or hyperactive behavior.
Mentioned in: Schizophrenia
References in periodicals archive ?
Schizophrenia is a severe and debilitating illness with symptoms such as delusions (false beliefs that cannot be corrected by reason), hallucinations (usually in the form of non-existent voices or visions), disorganized speech and severe disorganized or catatonic behavior.
Of course there are obvious characteristics of mental illness that cannot be confused with giftedness, in my opinion as a Mental Health Peer Advocate, that encompass apathy, changes in movement, visual and auditory hallucinations, major delusions, catatonic behavior, incoherence, violence, and self abuse.
An individual diagnosed with a Brief Psychotic Disorder (DSM-IV, 1994), a severe mental disorder identified by either having delusions, hallucinations, disorganized speech, or grossly disorganized or catatonic behavior lasting between 1 day and 1 month, will have a full return to his/her premorbid level of functioning.