Many reasons are involved in this combination. First, as bone cancer is not easy to determine, doctors may have to use biopsy to have a first look, but it needs to be paired with x rays and different scnas to confirm and do it more acurately. Some bone infection may cause symptoms and imaging results that could be confused with bone cancer.Have in mind that <span>bone metastases can usually be diagnosed based on x-rays and other imaging tests.A combination of all the scans and X rays can help to detect bone cancer in different places of the body, as every method can show tumors in specific parts of the skeleton. </span>