Equis ISSN 2398-2977

Eyelid: ectropion

Contributor(s): Keith Barnett, Paul E Miller, Graham Munroe

Introduction

  • Rare, uni/bilateral eversion of usually the lower eyelid margin.
  • Cause: congenital or acquired.
  • Signs: abnormal exposure of palpebral and bulbar conjunctive and cornea   →   secondary ocular surface exposure and inflammation.
  • Diagnosis: history, signs, ophthalmic examination.
  • Treatment: regular cleaning of eye; lubrication with ophthalmic topical ointments; surgical correction.
  • Prognosis: varies - dependent upon cause and treatment.

Pathogenesis

Etiology

  • Congenital.
  • Acquired.
  • Trauma.
  • Excessive surgical correction of entropion.
  • Senility.

Pathophysiology


EitherCongenital.
OrSecondary to trauma.
OrAging defect.Congenital
  • Unknown.

Senile

  • Weakness and decreased tone in eyelid muscles   →   eversion of lid margin.

Post-traumatic

  • Eyelid trauma   →   cicatrix in eyelid or palpebral conjunctiva   →   eversion of eyelid margin.

Diagnosis

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Treatment

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Prevention

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Outcomes

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Further Reading

Publications

Refereed papers


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