Subconjunctival haemorrhage

  • May be related to trauma but the majority occurs spontaneously. Some may be 

  • precipiated by severe prolonged coughing.
  • Redness may be limited to one part of the eye or the whole eye.
  • The redness looks like blood under the conjunctiva
  • The eye is quiet
  • Normal visual acuity
  • The condition looks alarming but resolves within two weeks.
  • Reassurance is  all that is needed.
  • Check the blood pressure in elderly patient 
  • Refer the patient only if the subjunctival haemorrhage is traumatic
Figure 1
This patient presented with a painless red eye caused by subconjunctival haemorrhage. 
Note that the eye is quiet and the redness of the conjunctiva is uniform.

Return to the red eye