Valvuloplastia percutânea na estenose mitral em gestante / Percutaneous plasty of the valve in mitral stenosis at pregnancy

A case of women at he twentieth week of pregnancy, with severe mitral stenosis, is reported. She was treated by dilatation through percutaneous valveplasty wíth balloon, by transseptal via, showing relief of the symptomatology and carrying the pregnancy to term.