Investigation of choice in parathyroid pathology is -
Ans. is 'd' i.e., Technetium-99 sestamibi scan Localization studieso The diagnosis of primary hyperparathyroidism is established by appropriate biochemical testing.# Localization studies with ultrasonography, technetium-99m sestamibi, CT, or MRI scanning should not be used to establish the diagnosis of primary hyperparathyroidism.# Their utility is questionable when bilateral neck exploration is planned.# However, they are commonly used now. along with intraoperative PTH monitoring, to facilitate unilateral exploration and minimally invasive surgery in those with probable single gland disease.
CT scan
Gallium scan
Thallium scan
Technetium-99 sestamibi scan
Parathyroid