Case No. 29: Solitary Osteochondroma.
X-Ray of Hip Joint.
Report Of Solitary Osteochondroma:
A large irregular mixed type of lesion seen arising from the intertrochanteric region of the femur, with zones of increased and decreased radiodensity. No cortical break or periosteal reaction noted. Normal hip joint.
- Fibrous dysplasia
- Intraosseous Lipoma
- Chondromyxoid fibroma
- Liposclerosing myxoid tumor
More than 30% of solitary osteochondromas arise from the femur. Pedunculated or sessile cartilage-covered osseous excrescence arising from the surface of the metaphysis of the distal or proximal portion of the femur. Cortex and medulla are continuous with the host bone. Typically, grow away from the adjacent joint. Pedunculated lesions can fracture