IHS Latex Allergy

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IHS Latex Allergy
2014-06-01 13:25:59
IHS CRNA Latex Allergy

IHS Latex Allergy
Show Answers:

  1. What is the difference between natural rubber and synthetic rubber?
    • natural - derived from latex
    • synthethic - derived from petrochemicals (no plant proteins)
  2. What are the 3 types of latex allergies?
    • 1) Irritant contact dermatitis
    • 2) Type IV delayed hypersensitivity
    • 3) Type I immediate hypersensitivity
  3. What differentiates contact dermatitis from Type IV delayed hypersensitivity?
    Contact dermatitis is only red where the rubber touched
  4. What cell mediates Type IV/delayed hypersensitivity?
    T cell
  5. Type I Immediate Hypersensitivity is mediated by what cell?
  6. How quickly do symptoms appear with type I?
    minutes to hours
  7. Intraoperative Latex Reactions manifest at what point in surgery?
    20-60 minutes after induction
  8. What are the 2 types of Type I reactions?
    Atopic and Nonatopic
  9. What is included in an atopic rxn?
    allergic rhinitis, dermatitis, asthma
  10. What is included in nonatopic rxn?
    urticaria, angioedema
  11. What puts someone at risk for a latex allergy?
    • repeated bladder catheterization
    • multiple surgical procedures
    • occupational exposure
    • history of atopy
  12. What is the most important precaution with latex allergies?
    non-latex gloves