NLM Logo

Blood Urea Nitrogen MeSH Descriptor Data 2023


MeSH Heading
Blood Urea Nitrogen
Tree Number(s)
E01.370.225.124.100.115
E01.370.390.400.100
E05.200.124.100.115
Unique ID
D001806
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D001806
Annotation
note category; AZOTEMIA is available for the disease
Scope Note
The urea concentration of the blood stated in terms of nitrogen content. Serum (plasma) urea nitrogen is approximately 12% higher than blood urea nitrogen concentration because of the greater protein content of red blood cells. Increases in blood or serum urea nitrogen are referred to as azotemia and may have prerenal, renal, or postrenal causes. (From Saunders Dictionary & Encyclopedia of Laboratory Medicine and Technology, 1984)
Entry Term(s)
BUN
Public MeSH Note
67
History Note
67(64)
Date Established
1967/01/01
Date of Entry
1999/01/01
Revision Date
2015/06/22

No Qualifiers
Blood Urea Nitrogen Preferred
page delivered in 0.153s