in comparison with other large series , our group of patients were found to have been unfavourably selected with respect to the known prognostic factors : histology ( 39 % mesenchymal and dedifferentiated ) , site ( 75 % arising in the trunk and head and neck ) , adequacy of operative treatment ( none having had a complete surgical excision ) , and presenting symptoms ( two-thirds presenting with pain ) .
C0015250
complete
C0543467
surgical