Hyperemia
Synonyms
Active Hyperemia
Arterial Hyperemia
Congestion, Venous
Engorgement, Venous
Hyperemia, Active
Hyperemia, Arterial
Hyperemia, Passive
Hyperemia, Reactive
Hyperemias
Hyperemias, Reactive
Passive Hyperemia
Reactive Hyperemia
Reactive Hyperemias
Venous Congestion
Venous Engorgement
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).