Fast Five Quiz: Allergic Asthma Presentation and Diagnosis

Zab Mosenifar, MD

Disclosures

September 11, 2019

Figure 1. Allergic asthma.

Inhalation-challenge studies have shown that an EAR occurs within minutes following inhalation of an allergen and peaks at 20 minutes.

A late allergic response may occur 4-10 hours later. Late allergic responses are characterized by infiltration of inflammatory cells into the airway, and they are believed to be caused by cytokine-mediated recruitment and activation of lymphocytes and eosinophils.

Learn more about the allergic response in asthma.

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