Definition: Organic compounds that contain technetium as an integral part of the molecule. These compounds are often used as radionuclide imaging agents.
technetium Tc 99m pyridoxyl-5-methyltryptophan [ Tc-99m-pyridoxyl-5-methyltryptophan,technetium PMT,technetium pyridoxal-5-methyltryptophan ] used in hepatobiliary scintigraphy; PMT has also been used for technetium pyrrolidino-methyltetracycline