[Mesenchymal chondrosarcoma. Report of two extraskeletal cases (author's transl)].

After a thorough examination of the literature, two new cases of mesenchymal chondrosarcoma of extraskeletal soft tissues are reported. By means of clinical and pathological survey the distinguishing findings of typical and mesenchymal chondrosarcoma, their malignancy and the differences between the skeletal and extraskeletal form are described.