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.
Three burning candles. The definition of a burn is a place or area destroyed or damage by fire. An example of a burn is a mark on one's finger from touching a flame. Burn means to be on fire, to be destroyed by fire or to give off light. An example of to burn is when a pile of oily rags catches on fire.