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Hyperemia - Meaning, Definition & English Examples

Hyperemia is the increase in blood flow to a tissue or organ, often causing redness and warmth. It can occur naturally during exercise or due to inflammation or injury.

hyperemia

/ˌhaɪ.pɚˈiː.mi.ə/ /ˌhaɪ.pəˈriː.mi.ə/

Definition:

An excess of blood in a body part due to increased blood flow or impaired drainage.

Synonyms:

congestion, engorgement, plethora

Part of Speech:

noun

Antonyms:

ischemia, pallor

Common Collocations:

reactive hyperemia, active hyperemia, passive hyperemia

Derivatives:

hyperemic, hyperemically

Usage Tips:

Use "hyperemia" to describe localized redness caused by increased blood flow, often in medical contexts.

Common Phrases:

"reactive hyperemia, " "active hyperemia, " "passive hyperemia"

Etymology:

From Greek "hyper-" (over) + "haima" (blood), meaning excessive blood in tissues.

Examples:

  • 1. The doctor noted hyperemia around the wound due to inflammation.
  • 2. Exercise can cause temporary hyperemia in working muscles.
  • 3. Her cheeks showed mild hyperemia after being out in the cold.
  • 4. The patient’s skin exhibited hyperemia after the allergic reaction.

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