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: Surgery
[{'content': 'If head of the radius is removed, it will result in \nSelect and explain. \nA. Lengthening of limb, B. Valgus deformity, C. Varus deformity, D. No deformity', 'role': 'user'}, {'content': 'Answer: B \nExplanation: B i.e. Valgus deformity Classically the head of radius should not be excised in children because ? - It will interfere with the synchronous growth of radius and ulnar producing wrist & elbow deformity. - It leads to proximal radial migration & subluxation of inferior radio ulnar joINTEGER(2. - It causes weakness of extremity & discomfo in distal radio - ulnar joint with heavy activities - May produce cubitus valgus deformityQ and instability.', 'role': 'assistant'}]