by drjamescwittigmd_4dcg6x | Oct 3, 2025 | Soft Tissue
Angiolipoma is a subcutaneous benign tumor, made up of mature fat and blood vessels that often presents as multiple lesions. It sometimes arises intramuscularly. The incidence may be associated with familial heritage, close to 5% of the cases. Angiolipomas often...
by drjamescwittigmd_4dcg6x | Oct 3, 2025 | Bone Tumors, Malignant Osseous
General Information An osteosarcoma is so called, because it is a cancerous tumor that is derived from a mesenchymal stem cell precursor (thus, by definition a sarcoma). The malignant cells produce immature woven bone, or osteoid, which is why the tumor is named...
by drjamescwittigmd_4dcg6x | Oct 3, 2025 | Bone Tumors
General Information Benign neoplasm Composed of mature hyaline cartilage Arises from surface of bone from inner layer of periosteum Erodes the outer table of the cortex Does not grossly extend into medullary cavity Also known as juxtacortical chondroma More cellular...
by drjamescwittigmd_4dcg6x | Oct 3, 2025 | Bone Tumors, Malignant Osseous
General Information Intracortical osteosarcoma is an extremely rare type of osteosarcoma that arises within and is usually confined to the cortex of the bone. It is a high grade osteosarcoma that is confined to the cortex of a long bone Intracortical osteosarcoma is...
by drjamescwittigmd_4dcg6x | Oct 3, 2025 | Bone Tumors
General Information High grade surface osteosarcoma is a type of high grade osteosarcoma that develops on the surface of the bone from the outer cortex. There is none to minimal medullary involvement The microscopic pathology is the same as a conventional osteosarcoma...