487 Oral Sildenafil: A Safe and Effective Treatment of Persistent Pulmonary Hypertension after Heart Transplantation

Oral Sildenafil: A Safe and Effective Treatment of Persistent Pulmonary Hypertension after Heart Transplantation R. Marzoa Rivas, M.J. Paniagua-Martin, E. Barge-Caballero, Z. Grille-Cancela, J. Balea-Filgueiras, G. Aldama-Lopez, M. Garcia-Guimaraes, E. Mendez-Eirin, J.J. Cuenca-Castillo, A. Castro-Beiras, M.G. Crespo-Leiro. Advanced Heart Failure and Heart Transplant Unit, Universitary Hospital of A Coruna, A Coruna, Spain; Hemodynamic Unit, Universitary Hospital of A Coruna, A Coruna, Spain; Cardiac Surgery Service, Universitary Hospital of A Coruna, A Coruna, Spain; Pharmacy Service, Universitary Hospital of A Coruna, A Coruna, Spain.