Mayo Clinic Care Network Content
Definitions

Hyperemia


When to seek immediate medical care

See a doctor immediately if:

  • Chest pain
  • Shortness of breath
  • Fainting

Description

A higher-than-usual amount of blood in a body part or an organ, which can be due to an increase in blood flow into the area or a blockage out of the area.

When to make a doctor's appointment

See a healthcare professional for:

  • Ongoing redness of the eyes.
  • Hot flashes that affect daily activities or sleep.