Dictionary.com
definitions

PET scanner

noun

a tomographic imaging device that yields visual information about the ongoing activity of the brain: positron-emitting isotopes, incorporated into biologically important compounds, are injected intravenously or administered by inhalation, and the resultant gamma radiation is sensed by detectors and converted into computer-generated images of blood flow, oxygen utilization, glucose uptake, etc.

RELATED CONTENT

🐾 Paw Prints Emoji - Emoji by Dictionary.comRead more in this article about some frequently asked questions and fun facts related to our definitions.
READ MORE
Words Of The 20s: What Dapper Flappers Used to SayRead more in this article about some frequently asked questions and fun facts related to our definitions.
READ MORE
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Medicine definitions for pet scanner

PET scanner

n.

A device that produces cross-sectional x-rays of metabolic processes by means of positron emission tomography.
Related formsPET scanning n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.