Clinical Study
An Evaluation of the Diagnostic Accuracy of the Grade of Preoperative Biopsy Compared to Surgical Excision in Chondrosarcoma of the Long Bones
Table 1
Summary of case histories, histology diagnosis, and management of patients with discrepancy in histological grade (F: femur; H: humerus).
| | Case | Gender | Age | Bone | Pre-op biopsy | Excision biopsy | Surgery | Local recurrence |
| | 1 | Male | 30 | F | Low-grade (II) | High-grade (III) | Excision | No | | 2 | Male | 24 | F | High-grade (I-II-III) | Low-grade (I-II) | Curettage with bone cement | No | | 3 | Female | 77 | H | Low-grade (II) | High-grade (I-II-III) | Excision | No | | 4 | Female | 54 | F | Low-grade (II) | Low-grade (I) | Excision | No | | 5 | Female | 10 | F | Chondroblastic osteosarcoma | High-grade chondrosarcoma (III) | Excision | No | | 6 | Male | 65 | F | Low-grade (I) | Low-grade (I-II) | Excision | No | | 7 | Male | 51 | H | Low-grade (II) | High-grade (II-III) | Excision | No | | 8 | Female | 50 | F | Low-grade (I) | Low-grade (I-II) | Excision | No | | 9 | Male | 28 | F | Low-grade (I) | High-grade (II-III) | Excision | No | | 10 | Male | 63 | F | High-grade (III) | Dedifferentiated chondrosarcoma | Excision | No | | 11 | Female | 20 | F | Low-grade (I) | Low-grade (I-II) | Excision | No |
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