In this procedure, a radioisotope is injected into a vein to localize and identify intracranial masses, lesions, tumors, or infarcts. Photography is done by a scintillation counter or gamma camera.
A) cerebral angiography
B) brain scan
C) echoencephalography
D) PET scan

Question

Quizplus · Accepted Answer

The procedure described is a brain scan, which uses a radioactive tracer to identify abnormalities in the brain. The other options, cerebral angiography, echoencephalography, and PET scan, all involve different imaging techniques that do not involve the injection of a radioisotope.

In This Procedure, a Radioisotope Is Injected into a Vein