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Red Eye - Coggle Diagram

- - - - if perforation of the globe is suspected do not palpate the eye, arrange urgent ophthalmology assessment
      - check visual acuity using a Snellen chart, assess for evidence of facial trauma
      - check for any discharge
      - examine eyelid for swelling, trichiasis, entropion or ectropion
      - examine the conjunctiva
      - check for patterns of redness
      - perform fluorescein examination
      - assess the pupil, check for equal size and shape, check for photophobia
      - check direct and consensual responses
      - check for a relative afferent pupillary defect
      - measure the persons blood pressure if subconjunctival haemorrhage is suspected
      - document history and findings of the eye examination
    - - reduced visual acuity
      - moderate to severe pain
      - headaches
      - photophobia
      - significant ciliary injection
      - fluorescein staining indicating a significant corneal ulcer
      - unequal or misshapen pupils, or abnormal pupillary reaction
      - pain on pupillary constriction
      - loss of red reflex
      - corneal defect/haze
      - hyphaema
      - hypopyon
      - high velocity injury
      - foreign body or penetrating lesion
      - serious chemical eye injury
      - contact lens use
      - conjunctivitis in an infant in the first 28 days of life
  - - - take history, ask about: signs, symptoms including onset and duration, if symptoms are unilateral or bilateral was simultaneous
      - perceived visual changes, pain and severity
      - foreign body sensation
      - discharge, itch, photophobia, headaches
      - any other associated symptoms such as does the person wear contact lenses, history of chemical exposure or trauma
      - similar episodes in the past
      - medical history such as HTN, or medical conditions associated with the causes of red eye
      - about recent illnesses
      - use of medications