Case of the month February 1999

The differential should include surface lesions that form bone, such as osteochondroma, exostosis, heterotopic ossification, bizarre parosteal osteocartilagenous proliferation, periosteal osteosarcoma, parosteal osteosarrcoma, and periosteal chondroma.

The results of an open biopsy are shown at right.  Click on the thumbnail images for a larger version.

Think you have it?  Click here for the answer and all the facts on this lesion.

Search for a Tumor Metastatic Tumors Case of the Month Bone Tumor Basics Tumor Jeopardy Fracture Risk Patient's Questions Physician's Questions Physician Referral Meet the Doctor Our Mission You Can Help Us! Email the Webmaster Mailing Address Directions to Hospital UMass Home Page Tips on Using Site Adamantinoma Aneurysmal bone cyst Angiosarcoma - High gd. Bizarre parosteal ost. pro. Brown tumor Chondroblastoma Chondromyxoid fibroma Chondrosarcoma Chordoma Desmoplastic fibroma Enchondroma Eosinophilic granuloma Epithelioid hemangioma Epithelioid hemangioend. Ewing's sarcoma Fibrosarcoma Fibrous dysplasia Florid reactive periostitis Giant cell tumor Glomus tumor Granulocytic sarcoma Hardcastle's syndrome Hemangioma Hemangiopericytoma Juxtacortical chondroma Langerhan's histiocytosis Malignant fibrous histio. Melorheostosis Metastatic cancer menu Multiple myeloma Myositis ossificans Neurofibroma of bone Nora's lesion Osteoblastoma Osteochondroma Osteofibrous dysplasia Osteoid osteoma Osteoma Osteomyelitis Osteopathia striata Osteopoikilosis Osteosarcoma Intro Paget's sarcoma Parosteal osteosarcoma Periosteal osteosarcoma Pigmented villonodular... Schwannoma of bone Solitary bone cyst Synovial chondromatosis Unicameral bone cyst

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