Pulmonary Function Tests. J.B. Handler, M.D. Physician Assistant Program University of New England. ARDS- adult respiratory distress syndrome DL CO - diffusion capacity for carbon monoxide Ht- height Wt- weight SOB- short of breath Pred- predicted Meas- measured
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J.B. Handler, M.D.
Physician Assistant Program
University of New England
Inspiratory Capacity (IC): beginning of normal inhalation to maximum inspiration.Lung Volumes
Expiratory Reserve Volume (ERV): Volume measured from the “bottom” of the TV (point of normal inhalation) to maximum expiration.Lung Volumes
Functional Residual Capacity (FRC) = ERV + RV: amount of gas remaining in the lungs at the end of the tidal volume.Lung Volumes
Total Lung Capacity (TLC): summation of the RV + vital capacity.Lung Volumes
22 y.o male with cough, SOB, and wheezing.