Osteogenic sarcoma and phthisis bulbi: A case report

Purpose: To describe a case of osteogenic sarcoma (osteosarcoma) that devel oped within a phthisical eye. Method: Case report. Results: An 86-year-old woman with a 20-year history of phthisis bulbi deve loped pain and proptosis. Tumor was identified by computed tomography. An e xenteration was performed, and osteogenic sarcoma was identified. Conclusion: Osteogenic sarcoma is the most common primary malignant tumor o f bone. In the orbit it frequently is associated with prior irradiation for retinoblastoma. We describe the first case of osteogenic sarcoma that deve loped de novo from bone within a phthisical eye.