Lam, Y L Asymptomatic grade-2 central chondrosarcoma of the distal femur with non-aggressive radiological features. [electronic resource] - Hong Kong medical journal = Xianggang yi xue za zhi Feb 2013 - 85-7 p. digital Publication Type: Case Reports; Journal Article ISSN: 1024-2708 Subjects--Topical Terms: Chondrosarcoma--diagnostic imagingFemoral Neoplasms--diagnostic imagingFemur--pathologyFollow-Up StudiesHumansMaleMiddle AgedNeoplasm GradingOsteonecrosis--pathologyRadiography