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A type of schizophrenia marked by disorganized thinking, mannerisms, and regressive caricaturing that is seen in some adolescents, such as silliness, unpredictable giggling, and posturing.



a mental illness, one of the forms (adolescent) of schizophrenia.

Hebephrenia develops during the period of sexual maturation. It manifests itself in absurd behavior and disconnected, bizarre speech. The actions of persons affected with hebephrenia are marked by playfulness and theatrical mannerisms. Hallucinations are possible. One of the most typical features of hebephrenia is a combination of grotesque delicacy of manner with silly cheerfulness. The course of the disease may show periods of improvement, which are usually the result of medication. The treatment is the same as with other types of schizophrenia, including insulin therapy and psychotropic drugs.


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He said Bradshaw suffers from a condition called hebephrenic schizophrenia which is combined with an IQ of between 55 and 65 which classes him as having a mild learning disability.
Much of the absurdist renderings of psychosis--Neary's echoes of "Simulation of General Paralysis," Cooper's acathisia--and the multiple diagnoses represented at the Magdalen Mental Mercyseat, melancholics, paranoids, hebephrenics, hypomanics, schizophrenics, Korsakow's syndrome, and catatonics--threaten to slip into this hysterical supercategory in much the same way that the neurasthenic and the obsessional collapse into the hysterical in "Psychology Notes.