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.
(Head CT Scan, Intracranial CT Scan) Procedure overview What is a CT scan of the brain? Computed tomography (CT or CAT scan) is a noninvasive diagnostic imaging procedure that uses a combination of X-rays and computer technology to produce horizontal, or axial, images (often called slices) of the body. A CT scan shows detailed images of any part of the body, including the bones, muscles, fat, and organs.