Dr. Evelyn Horn's clinical research interests have been in ventricular and vascular remodeling in pulmonary hypertension and heart failure. Specific areas over the last 2 years have included RV imaging, pulmonary hypertension outcome studies, use of vasopressin in pulmonary hypertension, endothelial dysfunction in pulmonary hypertension, RV dysfunction in the perioperative patient population, complications of pulmonary hypertension therapy, assessment of the non PAH pulmonary hypertension patient population, creation of the NY Pulmonary Hypertension consortium, ongoing collaborative studies utilizing device therapies in heart failure and pulmonary hypertension. Dr. Evelyn Horn's clinical research has had funding from industry, investigator initiated industry and as a co-investigator in collaborative NIH studies in pulmonary hypertension. Research and invited lectures have been presented at Chest, ATS, and Heart Failure Society. She is a fellow of the International Pulmonary Vascular Research Institute, helping to establish ISLHT Pulmonary Hypertension Committee and has been the recipient of teaching awards at Columbia University.