catatonic schizophrenia

noun

: a type of schizophrenia characterized by episodes of catatonia

Of all the types of schizophrenia, catatonic schizophrenia displays perhaps the widest range of behavioral symptoms.

—Allen Rubin and Kathi Trawver, in Psychosocial Treatment of Schizophrenia, 2010

In catatonic schizophrenia, the patient shows some abnormality in psychomotor function such as extreme excitement, rigidity, "waxy flexibility," or mutism.

—Ronald W. Pies, Clinical Manual of Psychiatric Diagnosis and Treatment, 1994

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