This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Thyroid Gland, Subject name: Surgery
True about thyroid storm: 
Select and explain. 
A. Precipitated by infection in a hypothyroid patient, B. Treatment is delayed until thyroid function test results are known, C. Steroids should be withheld, D. Precipitated by surgery
D: Precipitated by surgery
Answer: D: Precipitated by surgery 
Explanation: Ans. (d) Precipitated by surgeryRef: Schwartz, 10th edition Page 1534* Thyroid storm is due to inactive preparation of thyrotoxicosis before surgery.