Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/9

Click to flip

9 Cards in this Set

  • Front
  • Back
Mechanism of allergic reaction
Type 1 hypersensitivity
Clinical Signs of Allergic Reaction
Urticaria
Angioedema
Pruritis
May be biphasic c symptoms 4-8 hrs later
Stridor, dyspnea, wheeze
Anaphylaxis
Allergic reaction + respiratory compromise or cadiovascular collapse
Respiratory Treatment
1. Intubation-early in course
2. Give O2
3. Nebulized Albuterol 0.5 mL of 5% solution in 3mL saline
Epinephrine
Moderate Reaction: Epi 0.3-0.5 mL of 1:1000 q 5-10 min. May Repeat. If no response, begin IV therapy


Use for severe respiratoy distress, edema, laryngospasm or shock

0.1 mL of 1:1000 epi in 10 mL saline and infuse over 5-10 min.
If no response start infusion of 1mL of 1:1000 in 500 mL saline at 0.5-2 mL/min
Antihistamines
Diphenhydramine 25-50 mg IV

Ranitidine 50 mg
Steroids
Control delayed response

Prednisone 60 mg PO
Severe cases: Methylprednisone 125 mg IV
Observation
Mild: 1 hr in ED
Needed Epi: 6 hrs in ED
Severe reaction: ICU
Discharge from ED
Consider giving Epi-Pen
Treat c antihistamine and pred X 4 days