title: Leiomyosarcoma of superior vena cava.
mesh_terms: D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007890:Leiomyosarcoma / Q000532:radiotherapy / Q000601:surgery*; D012008:Recurrence; D014683:Vena Cava, Superior / Q000601:surgery*