Disease 30 - Trauma

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Author:
sookylala
ID:
224974
Filename:
Disease 30 - Trauma
Updated:
2013-06-25 03:56:30
Tags:
ocular trauma
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Description:
ocular trauma
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  1. blunt trauma- cornea?
    abrasion, staining, painful
  2. blunt trauma- hyphaema
    • haemorrhage in ant chamber- bleeding iris/cb, 
    • tx: dilate pupil, cyclo
  3. blunt trauma- ant uvea?
    • vossius
    • iridiodialysis
    • hypotony
  4. blunt trauma - lens?
    • vossius
    • cataract
    • sublucation
    • dislocation: complete rupture of zonules, lens discolated into vitreous
  5. blunt trauma - global rupture
    prolapse of intraocluar structures
  6. blunt trauma - vitreous?
    • PVD
    • haemorrhage
  7. penetrating trauma - cornea?
    • repair depends on extend of the wound
    • small-no suturing
    • med- suturing+ bandage cl
    • iris abscission
    • lens removal
  8. penetrating trauma - eyelid?
    suturing
  9. subconjunctival haemorrhage?
    • resolves on its own, blood in between conjunctival layers
    • hyphaema and chemosis
  10. fb superficial
    • irritation-> infiltration
    • left-> 2ndy infection and ulceration
    • photophobia, miosis, rust
    • tx: irrigate saline, antib
  11. intraocular fb?
    • toxic effects on IO surfaces
    • removal- magnetic/forceps
  12. siderosis?
    • deposition of iron from fb
    • sx: anterior capsular cataract with radial iron deposits, red brown
    • -> 2nd glaucoma
  13. Chalcosis?
    • fb with high copper content
    • endophthalmitis
    • kayserfleischer, cataract
  14. alkali burns?
    IRRIGATE WITH SALINE/WATER ASAP
  15. photokeratitis?
    uv damages epithelium, extreme pain, VA
  16. blow out orbital floor fracture
    • trapped muscle
    • ecchymosis, subconj haem, diplopia, ocular motility, enophthalmos and ptosis

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