Board Vitals Allergy and Immunology Flashcards
Which antibody is associated with type 1 hypersensitivity?
Immunoglobulin E
Which cells is immunoglobulin E produced by?
Plasma cells
What is type 1 hypersensitivity?
An allergic reaction provoked by re-exposure to an allergen
What is the main immunoglobulin found in secretions?
Secretory IgA (immunoglobulin A)
What is the first line treatment for anaphylaxis after medication?
IM epinephrine
Which vaccines are necessary before heart transplant?
- Herpes zoster (non-live or live attenuated; though non-live preferred)
- Pneumococcal vaccine (both PCV13 and PPSV23)
Which transplant patients should get influenza vaccine?
Annually, all patients, pre- and post-transplant
Which transplant patients should get Hepatitis B vaccine?
All patients who are HBsAg negative
Which transplant patients should get Hepatitis A vaccine?
All liver transplant recipients
Which transplant patients should get human papilloma virus (HPV) vaccine?
Any patient at risk
Which transplant patients should get meningococcus vaccine?
- Patients with asplenia
- Patients receiving eculizumab
Which transplant patients should get Haemophilus influenza vaccine?
- Pediatric patients
- Asplenic patients
- Stem cell transplant recipients
Which transplant patients should get rotavirus vaccine?
- Pediatric patients (before transplant)
What is the treatment of drug induced lupus?
Discontinue drug
Does hereditary angioedema have recurrent episodes with urticaria or pruritus?
(Yes/No)
No
Is the complement component 4 (C4) level high or low in hereditary angioedema?
Low
Patient has the following symptoms 2 - 3 times a year: nasal drainage, sneezing, postnasal drip, periodic coughing and fatigue; along with mild infraorbital edema, rhinorrhea and edematous nasal mucosa.
Diagnosis?
Allergic rhinitis
What does a patient with a nasal polyp typically present with?
Unilateral rhinitis
Patients with which selective immunoglobulin deficiency have a high risk of reaction with receiving blood products?
IgA deficiency
Is vaccination against pneumonia recommended in adults who smoke?
Yes
Is vaccination against pneumonia recommended in adults who have diabetes mellitus?
Yes
Which pneumonia vaccine should be given to adults in which it is indicated?
PSV20
What is the treatment of rhinitis medicamentosa?
Topical steroids
What screening needs to be done for patients who get recurrent sinopulmonary infections over a number of years?
Measure IgG, IgA, and IgM levels (screening for immunodeficiency)
What kind of hypersensitivity reaction occurs in contact dermatitis?
Type IV hypersensitivity reaction
What is a type IV hypersensitivity reaction?
Delayed reaction mediated by cellular response
What is a type I hypersensitivity reaction?
Reaction mediated by IgE antibodies
What is a type II hypersensitivity reaction?
Cytotoxic reaction mediated by IgG and IgM antibodies
What is a type III hypersensitivity reaction?
Reaction mediated by immune complexes