Indium-111 OncoScint

Last revised by Andrew Murphy on 3 Apr 2020

Indium-111 OncoScint is a radiopharmaceutical used in SPECT imaging. It is a labeled monoclonal antibody that is directed against TAG-72, which is a tumor-associated antigen associated with ~95% of colorectal carcinomas and 100% of ovarian carcinomas 1,2. Background hepatic uptake limits sensitivity in detecting hepatic metastases 3

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