Eye lids disorders of lashes

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Trichiasis,

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Eye lids disorders of lashes

  1. 1. Eye Lids Disorders Of Lashes
  2. 2. DISORDERS OF LASHES 1. Trichiasis 2. Metaplastic lashes 3. Distichiasis 4. Phthiriasis palpebrarum
  3. 3. Trichiasis <ul><li>Posterior misdirection of normal lashes </li></ul><ul><li>Most frequently affects lower lid </li></ul>Signs
  4. 4. Trichiasis <ul><li>Inferior punctate epitheliopathy </li></ul><ul><li>Corneal ulceration and </li></ul><ul><li>pannus formation </li></ul>Complications
  5. 5. Treatment Options for Trichiasis 1. Epilation - but recurrences within few weeks <ul><li>Electrolysis - but frequently repeated </li></ul><ul><li> treatments required </li></ul>3. Cryotherapy - for many lashes 4. Laser ablation - for few scattered lashes <ul><li>Surgery - for localized crop resistant to </li></ul><ul><li>other methods </li></ul>
  6. 6. Metaplastic lashes Cicatrizing conjunctivitis (ocular pemphigoid, Stevens-Johnson, chemical burns Aberrant lashes arising from meibomian gland orifices Signs Causes
  7. 7. Distichiasis <ul><li>Second row of lashes arising </li></ul><ul><li>from meibomian gland orifices </li></ul><ul><li>Congenital </li></ul><ul><li>Cryotherapy to posterior lamella </li></ul><ul><li>Division into anterior and posterior </li></ul><ul><li>lamellae </li></ul><ul><li>Reapposition of lamellae </li></ul>Treatment Signs Occasionally dominantly inherited
  8. 8. Phthiriasis palpebrarum Infestation of lashes by pubic crab louse and its ova (nits) Typically affects children in poor hygenic conditions Lice gripping base of lashes
  9. 9. Phthiriasis palpebrarum Treatment removal, destruction and delousing Nits and empty shells adhere to base of lashes

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