PFTs in asthma
Obstructive:Decreased FEV1/FVC ratioIncrease in FEV1 >13% with albuterolDecrease in FEV1 >20% with methacholine or histamine
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PFTs in asthma
Obstructive:Decreased FEV1/FVC ratioIncrease in FEV1 >13% with albuterolDecrease in FEV1 >20% with methacholine or histamine