Subconjunctival haemorrhage

external

• Causes

  • Ocular trauma
  • Paroxysmal coughing
  • Valsalva manoevure
  • Hypertension
  • Infective endocarditis
  • Pertussis
  • Bleeding disorder
  • Scurvy

• Effects

  • Conjunctival injection

• Parents

  • Ocular sign