Allergies Flashcards
Effector for Type I
IgE
Allergy type: Anaphylaxis
Type I
Allergy Type: Allergic rhinitis
Type I
Allergy Type: Allergic asthma
Type I
Allergy Type: Urticaria
Type I
Allergy Type: Immune hemolytic anemia
Type II
Allergy Type: Rh hemolytic anemia
Type II
Allergy Type: Goodpasture syndrome
Type II
Allergy Type: Serum sickness
Type III
Allergy Type: Post-streptococcal glomerulonephritis
Type III
Allergy Type: Contact dermatitis
Type IV
Allergy Type: Tuberculin skin test reactions
Type IV
Effector for Type IV?
Lymphocytes
Effector for: Type III
Antigen w/ anti-body (complex)
Effectof for: Type II
IgG & IgM
How many phases are in Type I? What do they mean?
- Immediate (classic): Histamine, etc.
- Late phase: prostaglandins, leukotrienes, etc.
If you see facial grimacing and twitching what is your presumptive Dx?
Allergic rhinitis
Due to itching
Allergic shiners are characteristic of what Dx?
Allergic rhinitis
Dennie’s lines can be characteristic for what Dx?
- Allergic rhinitis
- Eczema
Allergic salute is seen in children with?
Allergic rhinitis
Nasal itching; can acquire a transient nasal crease along front of nose
What type of blood dyscrasia may you not in a patient with allergic rhinitis?
Eosinophilia
What is allergic cobblestoning?
- Happens to conjunctivae in patients with chronic allergic conjunctivitis
- Grandular appearance due to edema and hyperplasia of papillae
What is the most common type of urticaria?
Dermographism (writing on skin w/ fingernail or object)
trauma induced
How do you Tx hypotension?
- Trendelenburg position (head 30°)
- NS 20 mL/kg IV push
- EPI 0.1 mL/kg (1:10,000) IV over 2-5 mins
- Dopamine: 5-20 mcg/kg/min
What is the initial management of anaphylaxis?
- ABCs + 100% O2
- EPI 0.01 mL/kg SC (max: 0.5 mL) q 15 mins PRN
- Albuterol
- H1RA (e.g., diphenhydramine) 1-2 mg/kg IM/IV/PO (max: 50 mg) (consider H2RA)
- Medrol 2 mg/kg IV bolus then 2 mg/kg/day IV/IM divided q 6 hrs (or) prednisone
- Epi-Pen (> 30 kg) or Epi-Pen Jr (< 30 kg)
