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Hyperemia MeSH Descriptor Data 2023

MeSH Heading
Tree Number(s)
Unique ID
RDF Unique Identifier
Scope Note
The presence of an increased amount of blood in a body part or an organ leading to congestion or engorgement of blood vessels. Hyperemia can be due to increase of blood flow into the area (active or arterial), or due to obstruction of outflow of blood from the area (passive or venous).
Entry Term(s)
Active Hyperemia
Arterial Hyperemia
Passive Hyperemia
Reactive Hyperemia
Venous Congestion
Venous Engorgement
Public MeSH Note
1966; for VENOUS ENGORGEMENT see VEINS 1978-2006
History Note
1966; for VENOUS ENGORGEMENT use VEINS 1978-2006
Date Established
Date of Entry
Revision Date
Hyperemia Preferred
Active Hyperemia Narrower
Venous Engorgement Narrower
Reactive Hyperemia Narrower
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