Extraskeletal Chondrosarcoma

GENERAL INFORMATION Extraskeletal chondrosarcoma is a rare cancerous soft tissue tumor. It is a cartilaginous producing spindle cell tumor (sarcoma) that occurs in the soft tissues as opposed to the more typical site in bone.  Represents up to 2% of all soft...

Elastofibroma

Elastofibroma is an actual reactive process that presents itself as a tumor. It is fibrous in nature and almost exclusively affects the soft tissues around the scapula. It has been suggested that elastofibromas fevelop as a response to repeated trauma. One-third of...

Dermatofibrosarcoma Protuberans (DFSP)

GENERAL INFORMATION Dermatofibrosarcoma Protuberans (DFSP) is an infrequent type of malignant skin sarcoma. It arises from the dermis of the skin. DFSP accounts for less than 6% of all soft tissue sarcomas. There are approximately 1000 cases in the United States...

Calcifying aponeurotic fibroma

This is a fibroblastic lesion that typically affects children. It consists of large numbers of fibroblasts that form around nodules of calcium or cartilage. Rarely, bone may be present. This is a very uncommon tumor. Almost all calcifying fbromas occur in the hands...

Angiosarcoma

GENERAL INFORMATION Angiosarcoma is a rare malignant neoplasm that arises from endothelial cells of blood vessels. Very rare in infant and young adults but has a very poor prognosis. It most typically arises in the setting of chronic lymphedema often caused by...