Red eye

DDx

Don’t miss

  • Acute glaucoma

DDX

  • Conjunctivitis (viral, bacterial, allergic)
  • Uveitis
  • Acute glaucoma
  • Foreign body or corneal abrasion
  • Keratitis (corneal ulcer or inflammation), eg, herpes simplex
  • Scleritis or episcleritis
  • Trauma
  • Subconjunctival hemorrhage
  • Eyelid disorder, eg, hordeolum, chalazion, blepharitis
  • Cluster headache
  • Keratoconjunctivitis sicca (dry eyes)

There's more to see -- the rest of this topic is available only to subscribers.

© 2000–2025 Unbound Medicine, Inc. All rights reserved