Levels of 24-hour urine creatinine are evaluated with blood levels as part of a creatinine clearance test. Single, random urine creatinine levels have no standard reference ranges. They are usually used with other tests to reference levels of other substances measured in the urine.
LINK / CITE ADD TO WORD LIST. noun. The definition of lymph is a clear or yellow liquid that contains white blood cells and is found between cells in the body. An example of lymph is a fluid that moves bacteria away from an inflammed body part.
Slightly yellowish but clear, lymph is any tissue or interstitial fluid that enters the lymph vessels. It is similar to blood plasma, but contains more white blood cells. Lymph also carries other substances, depending on where it is in the body. In the limbs, lymph is rich in protein, especially albumin.