Excerpt from Subconjunctival Hemorrhage

Synonyms, Key Words, and Related Terms: red eye, bleeding in eye, blood in eye

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Background

Subconjunctival hemorrhage is defined as blood between the conjunctiva and the sclera, and it is involved in the differential diagnosis of a red eye.

Pathophysiology

Subconjunctival hemorrhage results from bleeding of the conjunctival or the episcleral blood vessels into the subconjunctival space. The hemorrhage can be traumatic, spontaneous, or related to systemic illness.

Frequency

United States

This condition occurs frequently. Exact figures are unknown because it is a self-limited disorder.

Mortality/Morbidity

Subconjunctival hemorrhage is a self-limited condition when not associated with systemic illness.

Race

No racial preference for subconjunctival hemorrhage is evident.

Sex

No gender difference for subconjunctival hemorrhage is evident.

Age

Subconjunctival hemorrhage can occur at all ages, but it is more common with increasing age.

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