#mental_illness__mental_disease__psychopathy  any disease of the mind; the psychological state of someone who has emotional or behavioral problems serious enough to require psychiatric intervention
  exclusion:  mental_health
  supertype:  psychological_state__psychologicalstate__mental_state  a mental condition in which the qualities of a state are relatively constant even though the state itself may be dynamic; "a manic state"
  subtype:  megalomania  a psychological state characterized by delusions of grandeur
  subtype:  insanity  relatively permanent disorder of the mind
     subtype:  lunacy__madness__insaneness  obsolete terms for legal insanity
     subtype:  dementia__dementedness  mental deterioration of organic or functional origin
        subtype:  alcoholic_dementia__alcoholicdementia__alcohol_amnestic_disorder__Korsakoff's_psychosis__Korsakoff's_syndrome__Korsakov's_psychosis__Korsakov's_syndrome__polyneuritic_psychosis  dementia observed during the last stages of severe chronic alcoholism; involves loss of memory for recent events although long term memory is intact
        subtype:  presenile_dementia__preseniledementia  dementia with onset before the age of 65
           subtype:  Alzheimer's_disease__Alzheimer's__Alzheimers  a progressive form of presenile dementia that is similar to senile dementia except that it usually starts in the 40s or 50s; first symptoms are impaired memory which is followed by impaired thought and speech and finally complete helplessness
           subtype:  Pick's_disease  a progressive form of presenile dementia found most often in middle-aged and elderly women and characterized by degeneration of the frontal and temporal lobes with loss of intellectual ability and transitory aphasia
        subtype:  senile_dementia__senile_psychosis  dementia of the aged; results from degeneration of the brain in the absence of cerebrovascular disease
     subtype:  irrationality__unreason  the state of being irrational; lacking powers of understanding
     subtype:  mental_unsoundness__derangement__unbalance  a state of mental disturbance and disorientation
     subtype:  daftness__craziness__crazines__flakines  informal terms for insanity
  subtype:  psychosis__psychosi  any severe mental disorder in which contact with reality is lost or highly distorted
     subtype:  delirium_tremens__DTs__blue_devils  acute delirium caused by alcohol poisoning
     subtype:  paranoia  a psychological disorder characterized by delusions of persecution or grandeur
     subtype:  schizophrenia__schizophrenic_disorder__schizophrenicdisorder__schizophrenic_psychosis__dementia_praecox  any of several psychotic disorders characterized by distortions of reality and disturbances of thought and language and withdrawal from social contact
        subtype:  borderline_schizophrenia__latent_schizophrenia  schizophrenia characterized by mild symptoms or by some preexisting tendency to schizophrenia
        subtype:  catatonic_schizophrenia__catatonicschizophrenia__catatonic_type_schizophrenia__catatonia  a form of schizophrenia characterized by a tendency to remain in a fixed stuporous state for long periods; the catatonia may give way to short periods of extreme excitement
        subtype:  hebephrenia__hebephrenic_schizophrenia__hebephrenicschizophrenia__disorganized_schizophrenia__disorganized_type_schizophrenia  a form of schizophrenia characterized by severe disintegration of personality including erratic speech and childish mannerisms and bizarre behavior; usually becomes evident during puberty; the most common diagnostic category in mental institutions
        subtype:  paranoid_schizophrenia__paranoic_type_schizophrenia__paraphrenic_schizophrenia__paraphrenicschizophrenia__paraphrenia  a form of schizophrenia characterized by delusions (of persecution or grandeur or jealousy); symptoms may include anger and anxiety and aloofness and doubts about gender identity; unlike other types of schizophrenia the patients are usually presentable and (if delusions are not acted on) may function in an apparently normal manner
        subtype:  acute_schizophrenic_episode__acuteschizophrenicepisode__reactive_schizophrenia  schizophrenia of abrupt onset and relatively short duration (a few weeks or months)

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