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Emergency Medicine4 papers

Acute hemorrhagic conjunctivitis

Last edited: 4/10/2026

Overview

Acute hemorrhagic conjunctivitis (AHC) is a highly contagious viral infection of the conjunctiva characterized by sudden onset of conjunctival injection, subconjunctival hemorrhage, and foreign body sensation 1. It is typically caused by enteroviruses, particularly enterovirus 70 and coxsackievirus A24 variant 1.

Diagnosis

  • Diagnosis is primarily clinical, based on the characteristic signs and symptoms 1.
  • Key features include bilateral conjunctival injection, eyelid edema, watery discharge, and prominent subconjunctival hemorrhages 1.
  • A foreign body sensation is common 1.
  • Management

  • Management is supportive and symptomatic 1.
  • Artificial tears can be used for symptomatic relief of dryness and irritation 1.
  • Cool compresses may help alleviate discomfort 1.
  • Topical antibiotics are not indicated for viral conjunctivitis 1.
  • Special Populations

  • No specific information regarding special populations (pregnancy, pediatrics, elderly, comorbidities) was found in the provided abstracts.
  • Key Recommendations

  • Management of acute hemorrhagic conjunctivitis is primarily supportive and symptomatic 1. (Evidence: Expert opinion)
  • Artificial tears may be used for symptomatic relief of irritation 1. (Evidence: Expert opinion)
  • Cool compresses can be considered for comfort 1. (Evidence: Expert opinion)
  • References

    1 Mendall J, Tolley A, Parisi V, Hornby S, Brown R, Nowak V. Confidence of Emergency Department doctors in managing ophthalmic emergencies: a systematic review. Eye (London, England) 2024. link

    Original source

    1. [1]
      Confidence of Emergency Department doctors in managing ophthalmic emergencies: a systematic review.Mendall J, Tolley A, Parisi V, Hornby S, Brown R, Nowak V Eye (London, England) (2024)

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