A 65-year-old factory worker with dyspnea on exertion and a normal chest x-ray

Walid Saber, MD
Pulmonary and Critical Care Medicine, Cleveland Clinic

Raed A. Dweik, MD
Pulmonary and Critical Care Medicine, Cleveland Clinic

Address: Raed A. Dweik, MD, Department of Pulmonary and Critical Care Medicine, Cleveland Clinic, A90, 9500 Euclid Avenue, Cleveland, OH 44195

Walid Saber, MD
Pulmonary and Critical Care Medicine, Cleveland Clinic

Raed A. Dweik, MD
Pulmonary and Critical Care Medicine, Cleveland Clinic

Address: Raed A. Dweik, MD, Department of Pulmonary and Critical Care Medicine, Cleveland Clinic, A90, 9500 Euclid Avenue, Cleveland, OH 44195

Walid Saber, MD
Pulmonary and Critical Care Medicine, Cleveland Clinic

Raed A. Dweik, MD
Pulmonary and Critical Care Medicine, Cleveland Clinic

Address: Raed A. Dweik, MD, Department of Pulmonary and Critical Care Medicine, Cleveland Clinic, A90, 9500 Euclid Avenue, Cleveland, OH 44195