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.
burn. vb, burns, burning, burnt or burned. 1. (Chemistry) to undergo or cause to undergo combustion. 2. to destroy or be destroyed by fire. 3. (tr) to damage, injure, or mark by heat: he burnt his hand; she was burnt by the sun. 4. to die or put to death by fire: to burn at the stake.