Subconjunctival haemorrhage results from bleeding of the conjunctival or episcleral blood vessels into the subconjunctival space. Causes may be traumatic or non-traumatic. Non-traumatic causes may be idiopathic or associated with other medical conditions.
This is a companion discussion topic for the original article at https://patient.info/doctor/history-examination/subconjunctival-haemorrhage-pro