The most frequently occuring cancer that causes bone tumors is called multiple myeloma which is cancer of the blood. Leukemia is another cancer that starts in the bone marrow. The food that we eat can also cause blood cancer. Blood is produced from bone marrow, thus blood cancer origin from bone marrow by the abnormal growth of cells in the blood forming cells. 

PS: https://cancer.cmesociety.com/call-for-abstracts