Q. A 35-year-old man presents to his physician with complaints of dyspnea and wheezing. He is a lifelong non-smoker with no history of pulmonary disease. His personal history is unremarkable with the exception of a major MVA two years ago. At that time, he was hospitalized for three months. He required ventilation for seven weeks and required the placement of a tracheostomy. His tracheostomy was removed 2 months after his discharge from the hospital. His pulmonary tests are as follows: FVC Actual 4.73 FVC Predicted 4.35 FVC % of predicted 109% FEV1 Actual 2.56 FEV1 Predicted 3.69 FEV1 % of Predicted 69% FEV1/FVC % Actual 54 FEV1/FVC % Predicted 85 Due to these test results, the patient should be diagnosed with: