#catatonia  extreme tonus; muscular rigidity; a common symptom in catatonic schizophrenia
  supertype:  tonicity__tonus__tonu__tone  the elastic tension of living muscles, arteries, etc. that facilitate response to stimuli; "the doctor tested my tonicity"
  part of:  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

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