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: Radiology
Sestamibi Scan is used in 
Select and explain. 
A. Ectopic thyroid, B. Ectopic parathyroid, C. Parathyroid adenoma, D. Extra adrenal pheochromocytoma
C: Parathyroid adenoma
Answer: C: Parathyroid adenoma 
Explanation: C i.e. Parathyroid gland