Clozapine responsive catatonia: A series of five cases
A 15-year-old Hindu male patient from middle socio-economic class, urban background, education up to class tenth, presented with history of recurrent catatonia precipitated every time by some significant or insignificant emotional factor in family or school for the last 5 years. This episode was characterized by stupor, rigidity, incontinence of urine, mutism, posturing, smiling without apparent reason and occasional excitement. Each of the three past episodes persisted for 4-6 months, with similar kind of catatonic symptom and did not respond to lorazepam, ultimately resulted into complete recovery. He never received any SGA due to these symptoms. After detailed history, mental state and neurological examination and relevant detailed investigations the provisional diagnosis was made to be major depressive disorder recurrent with catatonic feature current episode severe depression with psychotic and catatonic feature (DSM IV).