This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Psychiatry
Which of the following subtype of Schizophrenia is associated with best prognosis? 
Select and explain. 
A. Simple Schizophrenia, B. Paranoid Schizophrenia, C. Catatonic Schizophrenia, D. Hebephrenic Schizophrenia
C: Catatonic Schizophrenia
Answer: C: Catatonic Schizophrenia 
Explanation: Ans. CCatatonic schizophrenia - Dominated by catatonic (motor) symptoms.Best prognosis.MOTOR/CATATONIC SYMPTOMS:"Catatonic" term coined by "Karl Kahlbaum".Symptoms include, Stupor - Extreme hypoactivity or immobility.Excitement - Extreme hyperactivity (non-goal oriented).Posturing/catalepsy - Spontaneous maintenance of posture for long periods of time.Waxy flexibility- On passive movement on patient, plastic resistance felt resembling bending of soft wax.Automatic obedience - Excessive cooperation with examiner's commands despite unpleasant consequences.Echolalia - Mimicking of examiner's speech.Echopraxia- Mimicking of examiner's movements.Grimacing -Maintenance of odd facial expressions.Stereotypy - Spontaneous repetition of odd, purposeless movements (Strange movements of fingers repeatedly).Gegenhalten - Resistance to passive movement (Opposed to strength applied).Mannerisms - Spontaneous repetition of odd, purposeful movements.Perseveration - Senselessly repeated induced movement (Only on instruction) - Sign of brain damage (Organic brain disorders).Ambitendency - Inability to decide desired motor movement.