• 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