| catatonic | <neurology, psychiatry> A phase of schizophrenia where the patient is unresponsive. The tendency to assume a fixed posture and inability to move or talk are characteristic of this phase. (16 Mar 1998) |
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| catatonic dementia | Dementia with catatonic symptoms. (05 Mar 2000) |
| catatonic excitement | An excited catatonic state seen in one of the schizophrenic disorders. See: catatonia. (05 Mar 2000) |
| catatonic pupil | Transient pupillary dilation with absence of pupillary reaction to light and convergence. (05 Mar 2000) |
| catatonic rigidity | Rigidity associated with catatonic psychotic states in which all muscles exhibit flexibilitas cerea. (05 Mar 2000) |
| catatonic schizophrenia | Schizophrenia characterised by marked disturbance, which may involve stupor, negativism, rigidity, excitement, or posturing; sometimes there is rapid alteration between the extremes of excitement and stupor. Associated features include stereotypic behaviour, mannerisms, and waxy flexibility; mutism is particularly common. (05 Mar 2000) |
| catatonic stupor | Stupor associated with catatonia. (05 Mar 2000) |
| schizophrenia, catatonic | A type of schizophrenia characterised by abnormality of motor behaviour which may involve particular forms of stupor, rigidity, excitement or inappropriate posture. (12 Dec 1998) |