[Myxoma of the left ventricle--a case report]. / Sluzak lewej komory u dziecka--opis przypadku.

We report a case of an eleven-year-old boy operated because of a tumour in the left ventricle. Surgery was successful and histological examination revealed angiofibromyxoma. The follow-up was uneventful. We present this case because of the unusual tumour localisation.