To see whether degree of pulmonary hypertension or severity of cardiac failure affect the success of pulmonary thromboendarterectomy (PTE) in chronic thromboembolic pulmonary hypertension.
Division of Cardiac Surgery, San Matteo Hospital, University of Pavia (Divisione di Cardiochirurgia, I.R.C.C.S. Policlinico San Matteo, Università di Pavia), Piazzale Golgi 2, 27100, Pavia, Italy. darmini@smatteo.pv.it