A 32-year-old non-smoker presents with persistent shortness…
A 32-year-old non-smoker presents with persistent shortness of breath. The following spirometry data are obtained: Pre-bronchodilator Post-bronchodilator FEV1 3.8 L 4.6 L FVC 6.29 L 6.14 L FEV1/FVC 60% 75%A respiratory therapist should NEXT recommend