A 47-year-old man with headache and ptosis

Craig Nielsen, MD
Department of General Internal Medicine, Cleveland Clinic

Peter Mazzone, MD
Department of Pulmonary and Critical Care, Cleveland Clinic

Address: Craig Nielsen, MD, Department of Internal Medicine, P39, Cleveland Clinic, 9500 Euclid Avenue, Cleveland, OH 44195

Craig Nielsen, MD
Department of General Internal Medicine, Cleveland Clinic

Peter Mazzone, MD
Department of Pulmonary and Critical Care, Cleveland Clinic

Address: Craig Nielsen, MD, Department of Internal Medicine, P39, Cleveland Clinic, 9500 Euclid Avenue, Cleveland, OH 44195

Craig Nielsen, MD
Department of General Internal Medicine, Cleveland Clinic

Peter Mazzone, MD
Department of Pulmonary and Critical Care, Cleveland Clinic

Address: Craig Nielsen, MD, Department of Internal Medicine, P39, Cleveland Clinic, 9500 Euclid Avenue, Cleveland, OH 44195