CRT-700.50 Echocardiographic Score Influence, Survival and Event-free Survival in Long-term Follow-up of Percutaneous Mitral Balloon Valvuloplasty

Percutaneous mitral balloon valvotomy (PMBV) has emerged as an alternative to surgical treatment of mitral stenosis about 30 years ago. To dentify the independents predictors of death and combined events (death, new mitral balloon valvotomy, or mitral valve surgery) in long-term follow-up of