Somatostatin receptor scintigraphy

Pronunciation

Soh-MA-toh-STA-tin reh-SEP-ter sin-TIH-gruh-fee

Definition

A type of radionuclide scan used to find carcinoid and other types of tumors.

How is the procedure done?

• Radioactive octreotide, a drug similar to somatostatin, is injected into a vein.
• The radioactive drug travels through the bloodstream.
• The radioactive octreotide attaches to tumor cells that have receptors for somatostatin.
• A radiation-measuring device detects the radioactive octreotide, and makes pictures showing where the tumor cells are in the body.

Other names

Also called octreotide scan and SRS.

Somatostatin receptor scintigraphy Resources
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 This article incorporates public domain material from the U.S. National Cancer Institute document "Dictionary of Cancer Terms".