Bone cancer pathology report writes a large number of plasma cell infiltration, which represents that there is an inflammatory cell infiltration in this area, and there is a chronic inflammatory response occurring. Bone cancer is a malignant tumor that occurs in bone tissue, such as osteosarcoma and metastatic bone tumor. Clinical manifestations such as bone pain and pathologic fracture may occur at the site of development. As the occurrence and development of cancer can lead to the infiltration of immune cells at the site, cancer often follows chronic inflammation, so the inflammatory cells at the lesion site are mostly infiltrated by plasma cells. On the contrary, if the infiltration of inflammatory cells at the lesion site is dominated by neutrophils, it proves to be acute inflammation, such as abscess. When the occurrence of bone malignant tumors, according to the specific circumstances of surgical resection, and then supplemented with radiotherapy and other therapies after surgery.