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What is Selenium methionine scan is used in- and explain in detail?
Parathyroid adenoma: Tc99m Sestamibi scan used (previously thallium subtraction study is done) Pancreatic carcinoma:Selenium-methionine scan used Bone metastasis:Tc99m- MDP scan used Meckel's diveiculum:Tc99m- Peechnate scan used Normal Bone Scan Tracer uptake greatest in axial skeleton Background activity of soft tissue Kidneys routinely visualized Skull can appear uneven (variations in calvarial thickness) Sites of persistently increased symmetric uptake are- Acromial and Coracoid processes of the scapulae, Medial ends of the clavicles, Junction of the body and manubrium of the sternum and the sacral alae