Biology, asked by avika75, 2 months ago

Why it is difficult to diagnose perrnial allergy ?​

Answers

Answered by spandan7316
0

Answer:

Perennial AR is often more difficult to detect than SAR because of the overlap with sinusitis, respiratory infections, and vasomotor rhinitis. SAR can result in hyperresponsiveness to allergens such as cig- arette smoke, once pollen season is over.

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