radioactive tracer

noun

1. med See tracer

Example Sentences

PET is an imaging technique that uses a radioactive tracer to measure metabolic processes in the body.

From Science Daily

PET is an imaging technique that uses a radioactive tracer to measure metabolic processes in the body.

From Science Daily

PET imaging requires injecting a radioactive tracer molecule into the bloodstream, and spinal fluid must be extracted with a needle inserted between vertebrae in the back.

From Scientific American

Because the equation doesn’t test kidney function directly, its developers compared its results with kidney filtration rates measured using a more definitive test, based on a radioactive tracer, that is too complex to perform routinely.

From Science Magazine

The nuclear medicine test uses a small amount of radioactive tracer that can help pinpoint the cause of bone pain.

From Washington Post