Actual/Measured Predicted % of Predicted FVC 1.50 2.65 57 % FEV 1.0 1.12 2.30 49 % FEV 1% 75 % 87 %   Diagnose the patient based on the following PFT results.

Tracheal collapse is often seen

What triad of obstructive lung diseases classify COPD?

A patient exhibits an FEV 1.0: 44% of predicted, FEV 1%: 41% of predicted. What is the most likely problem?

    A.         B.       C.        D.         E.          F. In the graph provided, which flow-volume loop represents a restrictive lung defect?

Upon obtaining a flow volume loop from a patient, you immediately notice the middle portion of the expiratory curve appears “scooped out”. What could be the problem?

While conducting a nitrogen washout study, you notice a spike in the nitrogen % value. Which of the following may NOT be an explanation for this phenomenon?

Which of the following would provide the best determination of at patient’s Residual Volume using Boyle’s Law?

While collecting lung volumes and capacities from a patient during a PFT, all values must be accurate expressed at which correct temperature measurement?

An investment is acceptable if its IRR: