NAECB Allergy & Asthma 3

Question 1

Which skin test technique is the standard first-line method for diagnosing IgE-mediated allergic sensitization?

Accepted Answer

Percutaneous (prick) test

Answer

The percutaneous (prick/puncture) test is the standard first-line method for detecting IgE-mediated sensitization due to its safety, speed, and reliability.

Question 2

A patient with known peanut allergy accidentally ingests peanuts and develops urticaria, vomiting, and stridor. What is the first-line treatment?

Accepted Answer

Epinephrine 1:1000 IM into the anterolateral thigh

Answer

Intramuscular epinephrine 1:1000 into the anterolateral thigh is the first-line and life-saving treatment for anaphylaxis.

Question 3

Which component of the allergic response occurs 4–8 hours after allergen exposure and involves eosinophil infiltration?

Accepted Answer

Late-phase reaction

Answer

The late-phase reaction occurs 4–8 hours post-exposure, characterized by eosinophil and basophil infiltration causing sustained airway inflammation.

Question 4

In asthma management, which long-acting beta-2 agonist (LABA) is approved as add-on therapy and must always be combined with an inhaled corticosteroid?

Accepted Answer

Salmeterol

Answer

Salmeterol is a LABA that must always be used with an inhaled corticosteroid, as monotherapy increases the risk of asthma-related death.

Question 5

A 35-year-old presents with itchy, watery eyes and sneezing each spring. Skin prick testing shows a 12mm wheal to oak pollen. What is the most appropriate initial treatment?

Accepted Answer

Intranasal corticosteroid plus oral antihistamine

Answer

First-line treatment for seasonal allergic rhinitis is an intranasal corticosteroid, often combined with a non-sedating oral antihistamine for symptom control.

NAECB Exam Practice Test

NAECB Exam Practice Test

NAECB Allergy & Asthma 3