Diagnostic Radiology/Musculoskeletal Imaging/Tumors Advanced

A. Bone lesions

1. Cartilaginous a.  Mesenchymal chondrosarcoma

2. Osseous a.  High grade surface osteosarcoma

3. Fibrous and fibrohistiocytic a. Benign fibrous histiocytoma b. Osteofibrous dysplasia (ossifying fibroma of long  bone) c. Desmoplastic fibroma

4. Vascular a. Hemangiomatosis (angiomatosis) b. Gorham disease c. Glomus tumor d. Hemangiopericytoma e. Lymphangioma f. Hemophilic pseudotumor

5. Miscellaneous a.  Lipoma b.  Adamantinoma c.  Primitive neuroectodermal tumor d.  Intraosseous ganglion e.  Epidermoid inclusion cyst

B. Soft tissue lesions

1. Adipose tissue a.  Fibrolipomatous hamartoma of nerve b.  Lipomatosis c.  Parosteal lipoma d.  Liposarcoma (types) i. Well differentiated (atypical lipoma) ii. Myxoid iii. Round cell iiii. Pleomorphic iiiii. Dedifferentiated 2. Vascular and lymphatic a.   Glomus tumor b.   Hemangiopericytoma c.   Hemangioendothelioma d.   Kaposi sarcoma e.  Lymphangiomatosis

3. Fibrous and fibrohistiocytic a.   Elastofibroma b.   Infantile fibromatosis c.  Juvenile aponeurotic fibroma (calcifying juvenile  fibroma) d.   Fibrous hamartoma of infancy e.  Myofibromatosis f.   Fibromatosis coli g.   Dermatofibrosarcoma protuberans

4. Muscle a.   Leiomyoma b.   Rhabdomyoma

5. Peripheral nerve a.   Plexiform neurofibroma b.   Granular cell tumor c.   Clear cell sarcoma d.   Extraskeletal Ewing sarcoma i.   Primitive neuroectodermal tumor ii. Askin tumor

6. Bone and cartilage forming a.   Fibro-osseous pseudotumor of the digit

7. Miscellaneous a.   Myxoma b.   Alveolar soft part sarcoma c.   Epithelioid sarcoma d.   Malignant mesenchymoma e.   Lymphoma f.   Metastasis