Bone Pathology Database

Teaching Version


Text in Italics is general (instructional) information

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2nd image
CT Scan
Third image
Thoracotomy was done
4th image
The excised rib and other bone
The Lesion can be seen near the transverse process in the above scan.
Multiple osteochondromata have a high risk of malignant change - either to chondrosarcoma, as in this case or osteosarcoma.
Risk for malignant change is cited as approximately 1% for solitary and 20% for patients with multiple lesions
Chondrosarcoma is not radio sensitive, nor is chemotherapy much use. The mainstay of treatment is surgical excision of the lesion. Being a low grade lesion,this chondrosarcoma will not likely recur locally and, if it does, another excision will be needed.

Record 39