NCIt related terms : urea nitrogen; blood urea nitrogen; BUN;
NCIt definition : The most prevalent of nonprotein nitrogenous compounds circulating in the blood used
as an indicator of liver and kidney function.;
Alternative definition : NCI-GLOSS: Nitrogen in the blood that comes from urea (a substance formed by the breakdown
of protein in the liver). The kidneys filter urea out of the blood and into the urine.
A high level of urea nitrogen in the blood may be a sign of a kidney problem.;
Codes from synonyms : CDR0000044800; CDR0000572243; CDR0000572242;