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: Pathology
[{'content': 'Not a complication of peussis \nSelect and explain. \nA. Pneumonia, B. Convulsions, C. Cerebellar ataxia, D. Subconjuncti val hemorrhage', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Complications of Peussis Pneumonia (most frequent) Atelectasis Subcutaneous emphysema Bronchiectasis Otitis media Reactivation of tuberculosis Convulsions Coma Epistaxis Subconjunc val hemorrhage Rupture of diaphragm Umbilical hernia Rectal prolapse Melena Inguinal hernia Dehydration Ulcer of tongue Protein-energy malnutrition', 'role': 'assistant'}]