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    Corneal Foreign Body

    Corneal Foreign Body is a topic covered in the 5-Minute Emergency Consult.

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    Basics

    Description

    • Foreign material on or in the corneal epithelium
    • Corneal epithelium disrupted:
      • Abrasion if only epithelium disrupted
      • Scar if deeper layers of cornea involved

    Etiology

    • Foreign material causes inflammatory reaction:
      • May develop conjunctivitis, corneal edema, iritis, necrosis
    • Poorly tolerated:
      • Organic material (plant material, insect parts)
      • Inorganic material that oxidizes (iron, copper)
    • Well tolerated:
      • Inert objects (paint, glass, plastic, fiberglass, nonoxidizing metals)

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    Citation

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    TY - ELEC T1 - Corneal Foreign Body ID - 307367 ED - Barkin,Adam Z, ED - Barkin,Roger M, ED - Hayden,Stephen R, ED - Rosen,Peter, ED - Schaider,Jeffrey J, ED - Shayne,Philip, ED - Wolfe,Richard E, BT - 5-Minute Emergency Consult UR - https://emergency.unboundmedicine.com/emergency/view/5-Minute_Emergency_Consult/307367/all/Corneal_Foreign_Body PB - Lippincott Williams & Wilkins ET - 5 DB - Emergency Central DP - Unbound Medicine ER -