Ch 20 Radiology and Nuclear Medicine Flashcards
radiology
medical specialty concerned with the study of xrays and other imaging technologies to produce or interpret images for diagnosis of disease
x rays
invisible waves of energy
nuclear medicine
use of radioactive substances in the diagnosis of disease
Types of diagnositic techniques
digital radiography computed tomography (CT) contrast studies (take a picture with a fluid going through the system) fluoroscopy interventional radiology ultrasound MRI
lateral decubitus
lying down on the side
prone
lying on the belly (face down)
recumbent
lying down (belly or back)
supine
lying on back face up
radionuclides/radioisotopes use
alpha, beta and gamma rays
half life
the times required to lose half of its radioactivity
in vitro procedures (test tube)
analysis of blood and urine
uses radioactive chemicals and antibodies to detect hormones
In vivo procedures (body)
radioactive substance given directly to patient to evaluate organ function or image
gamma camera
machine to detect gamma rays emitted from radiopharmaceuticals
gamma rays
high energy rays emitted by radioactive substances in tracer studies
interventional radiology
therapeutic or diagnostic procedures performed be radiologist
