Lymphoscintigraphy is a nuclear medicine technique to visualize regional lymphatic drainage, especially for mapping sentinel lymph nodes, from a site of radiopharmaceutical injection.
Colloidal agents are used as these particles enter lymphatic channels and migrate to lymph...
Tc-99m pertechnetate (Na+ 99mTc O4-) is one of the technetium radiopharmaceuticals used in imaging of thyroid, colon, bladder and stomach.
Technetium (99mTc) has eight oxidation states 6, from -1 to +7; specifically, the oxidation state of technetium in the pertechnetate anion (99mTcO4-) is +7....
Tc-99m pertechnetate thyroid scan is a functional nuclear medicine study used to assess the thyroid gland.
fast for 4 hours prior to exam
dose and route of administration
111-185 MBq (3-5 mCi) IV
time of imaging