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.
The mosaic pattern of lung attenuation refers to a patchwork of regions of differing attenuation. The term is descriptive and nonspecific.It can be seen with: 1  Small-airways disease (shown above) : Air trapping and bronchial dilatation commonly seen. Mosaic attenuation pattern on thin-section CT scans of the lung: differentiation among infiltrative lung, airway, and vascular diseases as a cause.