| Description | Luxtacortical (Parosteal) Osteosarcoma of the Humerus. |
| Author | Department of Pathology |
| Copyright | Cairo University - Faculty of Medicine |
Specimen:
Humerus
Gross Pathology:
1. The upper part of the humerus is surrounded by a large adherent fusiform is non-capsulated greyish white mass, measures 12X8 cm.
2. The adjacent tissue and bone show minimal invasion.
Diagnosis:
Parosteal osteosarcoma of the humerus.