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.
heartburn is the informal word used to describe a burning feeling caused by stomach acid flowing improperly up into the esophagus often causing damage some people get it from eating acidic or spicy foods which cause their stomach to tense up and squirt a little excess acid upwards