Commentary: Accuracy of core needle biopsy for musculoskeletal tumours.

qua non of diagnosis, staging, and treatment. Most treatment protocols for malignant bone tumours are based on correct grading and staging of lesions determined by a good biopsy.1 The technical difficulty and complication rates are low for a core needle biopsy, compared with open methods, particularly in moribund patients.2 Biopsy protocols should be strictly adhered to, and compartmental segregation and spilling respected. Thus, the biopsy should be performed by the same surgeon that will perform the definitive surgery.3 The diagnostic accuracy of core needle bone biopsy is well established for both malignant and benign bone tumours. In this issue, Seng et al.,4 reviewed musculoskeletal tumours in 134 patients to determine the diagnostic accuracy of core needle biopsy. The biopsy findings did not match the final histopathology in 7 of the cases. This was attributed to insufficient material Commentary: Accuracy of core needle biopsy for musculoskeletal tumours