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Discharge

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] ; Associate Editor(s)-in-Chief: Aditya Govindavarjhulla, M.B.B.S. [2]

Overview

Overview

Discharge is an exudate draining from the wounds. It can be internal or external. It is formed from the serum.

Classification

Classification

Serous

(resembling serum)

Sanguinous

(contains blood cells)

  • Red drainage from trauma to a blood vessel.
  • This may occur with the cleaning of a wound or disturbance to a wound.
  • The consistency appears thin and watery with sanguinous fluid.
  • Discharge fluid contains red blood cells, which give it its red appearance.

Serosanguinous

(consisting of serum and blood)

  • Serosanguinous fluid appears pink due to a small number of blood cells mixing with serous drainage.
  • Thin and water-like consistency.
  • Serosanguinous fluid is a normal occurrence in the healing of wounds.

Purulent

(containing pus)

  • Purulent discharge is yellow, gray or green in color.
  • It results when infection occurs.
  • The discharge fluid has infectious microbes, white cells and other inflammatory cells.
  • The volume of the exudate increases with prolonged infection.

Mucopurulent

(containing mucus and pus)

Hemorrhagic

(characterized by hemorrhage)

  • Hemorrhagic discharge indicates a leaking blood vessel leaking blood.
  • The consistency is thicker than sanguinous fluid.
  • It may require surgical methods to control bleeding.
References

References

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