This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Symptoms & Signs , Subject name: Psychiatry
Patient on antipsychoties for 3 weeks, presents with high grade fever, raised CPK and myoglobinuria. What is the most probable diagnosis? 
Select and explain. 
A. Neuroleptic malignant syndrome, B. Tardive dyskinesia, C. Acute dystonia, D. Akathisia
A: Neuroleptic malignant syndrome
Answer: A: Neuroleptic malignant syndrome 
Explanation: Ans. is 'a' i.e., Neuroleptic malignant syndrome Features of neuroleptic malignant syndromeo Marked muscular rigidityo Disturbed consciousnesso Increased CPKo High fevero Catatonia & stuporo Myoglobinemia & Myoglobinuriao Autonomic instability(| HR & BP, Sweating)o Leucocytosis