immunoscintigraphy

immunoscintigraphy

 [im″u-no-sin-tig´rah-fe] scintigraphic imaging of a lesion using radiolabeled monoclonal antibodies or antibody fragments specific for antigen that is associated with the lesion.

immunoscintigraphy

Imaging A procedure in which radioactively-labeled substances are administered and images obtained from body sites where the antibody localizes; the scintigraphic imaging of a CA after administrating a γ-emitting monoclonal antibody directed against a particular tumor-specific antigen

immunoscintigraphy

(im?u-no-sin-tig'ra-fe) The imaging of specific tissues by means of their binding to radioactively labeled monoclonal antibodies; used to detect metastatic cancer. The release of radiation from the antibodies is detected and quantified. Synonym: radioimmunoimaging