radiocholecystography

ra·di·o·cho·le·cys·tog·ra·phy

(rā'dē-ō-kō'lē-sis-tog'ră-fē),
Visualization of the gallbladder by scintigraphic means using a radiopharmaceutical such as technetium 99m-labeled iminodiacetic acid derivative.
[radio- + cholecysoghraphy]