This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Anatomy
Sudden onset of tics, obsessive-compulsive symptoms in a child after Scarlet fever is due to 
Select and explain. 
A. Meningitis, B. Autoimmune, C. Misdiagnosis, D. Bacterial emboli
B: Autoimmune
Answer: B: Autoimmune 
Explanation: Read about PANDAS (obsessive-compulsivepediatric autoimmune neuropsychiatric disorder associated with streptococcal A infection)