Henry David Thoreau Quotes. Our life is frittered away by detail... simplify, simplify. Henry David Thoreau. Author Profession: Author. Nationality: American Quotes. Born: July 12, 1817.
Quick Answer. Attenuation refers to how dense a part of the body appears relative to other body parts on a CT scan or X-ray, according to MedPix; while hypoattenuation means lower density, hyperattenuation refers to higher density.
Jupiterimages/Polka Dot/Getty Images. The term CT scan stands for Computed Axial Tomography and is often referred to as a CAT scan. It is a noninvasive test that helps doctors diagnose medical conditions. The procedure can take anywhere from 15 minutes to one hour depending on the part of the body being scanned.