Each tissue type, such as liver, spleen or kidney, has a particular echogenicity in its normal state. In diseased states, the echogenicity of an organ can be altered, either more echogenic (hyperechoic) or less echogenic (hypoechoic) than usual.
burn up. v. 1. To destroy something or someone by fire or heat: She burned the contract up. He burned up all the photographs. 2. To be completely destroyed by fire or heat: The cabin burned up, leaving only ashes.
Full Definition of BURNOUT. 1. : the cessation of operation usually of a jet or rocket engine; also: the point at which burnout occurs. 2. a: exhaustion of physical or emotional strength or motivation usually as a result of prolonged stress or frustration b: a person suffering from burnout.3.: a person showing the effects of drug abuse.. a: exhaustion of physical or emotional strength or motivation usually as a result of prolonged stress or frustration b: a person suffering from burnout. 3. : a person showing the effects of drug abuse.