Primary malignant sternal tumors are rare clinical entities. We came across two such patients with primary tumors. One was a chondroblastic osteosarcoma while the other chondrosarcoma. patient received neoadjuvant chemotherapy followed by surgery. The second underwent upfront Both cases wide excision of tumor (sternum along part medial ends bilateral clavicles and upper ribs). Reconstruction do...

the aim of this study was to assess the value of 99mtc-hexakis-2-methoxyisobutylisonitrile (mibi) scintigraphy in patients with clinical and radiologic features of primary or metastatic musculoskeletal tumors. methods: the scintigraphic findings for 84 patients were compared with the surgical and histologic findings. each patient underwent three-phase bone scan with 99mtc-methylene diphosphonat...

the author studied 133, 856 admissions over a ten-year period and found 138 cases of primary tumors of bone. of these only 33 were multiple myeloma. incidence, clinical manifestation, age, sex and etiology are reported, and the effect of four different chemotherapy regimens are evaluated.