Dr. Di Fabrizio’s research interests include evaluation of dyspnea (shortness of breathe), COPD, and postoperative cardiac care. He has extensive experience in the care of patients with cardiovascular disease and developed expertise in care and management of pre and post-operative cardiac surgical patients.  He recently served as program manager for New York Empire State education grant on postoperative pulmonary complications of thoracic aortic surgery patients. Over the last few years, Dr. Di Fabrizio has focused on quality improvement and patient safety issues, including the development of clinical pathways to prevent self-extubations in ICU, adherence to COPD guidelines and studies on the appropriate utilization and cost analysis of noninvasive ventilation.