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.
Indigestion (dyspepsia) is a general term for pain or discomfort felt in the stomach and under the ribs. Heartburn is when acid moves up from the stomach into the gullet (oesophagus) and causes a burning pain behind your breastbone. Indigestion and heartburn can occur together or on their own. It's a common problem that affects most people at some point. In most cases it's mild and only occurs occasionally.