[Mitral valve insufficiency in a 2.5-year-old girl as a result of endocarditis? A case report].

We present a case of a 2.5-year-old girl with a history recurrent pneumonia, followed by decreased physical capacity. Echocardiography showed severe (grade IV) mitral regurgitation with anterior leaflet perforation.

[Evaluation of systolic and diastolic function of the left ventricle in children with acute lymphoblastic leukaemia before treatment].

Between 1995 and 2001 echo-cardiography was performed in 244 children (128 boys, 116 girls) with acute lymphoblastic leukaemia (ALL) before the beginning of therapy with anthracyclines (medium 5.4 days after the diagnosis). The mean age at diagnosis was 5.