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32 Cards in this Set
- Front
- Back
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______ comprises the sclera and cornea.
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eyewall
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_____ is a full-thickness injury
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open globe injury
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____ is no full-thickness wounds of the eyewall. Give 3 examples
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closed globe wound (choriodal rupture, angle recession, lens subluxation)
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___ has an entrance wound present (a retained FB)
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penetrating
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_____ has an entrance and an exit wound.
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perforatin
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_______ not full-thickness, the energy of a blnt object.
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contusion (a bruise)
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_____ is a partial-thickness wound of the eyewall.
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lamellar laceration
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____ is a full-thickness wound of the eyewall, caused by a sharp object. (outside in mechanism)
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laceration
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___ is a full-thickness wound of the eyewall caused by a blunt object. (yields at its weakest point--inside out mechanism)
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rupture
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What are the 4 categories of globe injury?
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1- type
2- grade 3- presence or absence of APD 4- extent (zone) of injury |
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What is the only circumstance where you do not do VAs first?
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chemical exposure
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If you have an injury OD, do you have to check VA OS?
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YES, always check the fellow eye
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According to Dr. Crook, when taking VAs--do it ____ AND with ____.
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unaided and with pin hole
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______ is theinitial force produced at the point of implact.
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Coup
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_____ is the shock wave transmission through ocular structures.
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countra coup
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In equatorial expansion the ________ is distorted.
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normal architecture
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_______ involves compression and indentation at the moment of impact, damaging internal ocular structures
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global repositioning
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The cornea is involved in ______ of all serious eye trauma in the US.
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>50%
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83% of corneal injuries involve ______.
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males
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_____ corneal lacerations involve full-thickness lacerations.
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52%
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A ______ results when basal epithelial cells are removed from the basement membrane.
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corneal abrasion
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What will occur if bowman's membrane is breaches?
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a SCAR!!
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In photokeratitis (UV induced) symptoms start ______.
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6-12 hours post-exposure
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how do we treat corneal abrasions?
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cycloplege, topical antibiotics and a SCL patch.
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7-8% of corneal abrasions result in ______.
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RCE
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What is AM syndrome?
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opening the eyes in the morning scrapes off the epithelium and hurts
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How do you treat a FB?
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1- remove FB
2- cycloplege 3- topical Ab 4-BCL |
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How do you determine how deep a FB is?
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optic section
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What are 3 tests you can do to ensure no perforation?
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1- Seidels
2- gonio 3- DFE |
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What would you do if the FB was deep in the stroma, was inert, small, nontoxic and non-vergetative?
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leave it there!
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If ou have an intraocular FB, what is the perferred imaging method?
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CT scan
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Can an intraocular FB cause endophthalmitis and/or RD?
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yes
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