Sestamibi Scan

**Semantic type:** Diagnostic Procedure

**Definition:** A nuclear imaging procedure which is performed to identify hyperparathyroidism. Sestamibi is a nuclear radiopharmaceutical which is bound to the radioactive isotope Tc99m. Tc99m-Sestamibi is taken up by both the thyroid gland and the parathyroid gland, and is also used in Nuclear Myocardial Perfusion Imaging.

**Synonyms:** - sestamibi scan