n. a peculiar type of schizophrenia which involves two extreme patterns of behavior – that is, catatonic stupor and catatonic excitement. On one hand, the patient can maintain a muted rigidity and exhibit unresponsiveness for periods of time. On the other, he or she can experience sudden agitation and exhibit restlessness in motor activity.
CATATONIC SCHIZOPHRENIA: “DSM-IV-TR classifies catatonic schizophrenia as a rare sub-type of schizophrenic disorder.”