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
Thyroid storm after operation is due to ? 
Select and explain. 
A. Inadequate control of hypehyroidism, B. Massive bleeding, C. Recurrent laryngeal nerve injury, D. Postoperative infection
A: Inadequate control of hypehyroidism
Answer: A: Inadequate control of hypehyroidism 
Explanation: Ans. is 'a' i.e., Inadequate control of hypehyroidism