Non-traumatic orbital diseases in Lausanne: 1965-1996

Purpose : Describe our series of patients with non-traumatic orbital diseas es. Patients and methods : A series of patients with non-traumatic orbital dise ases seen in Lausanne from 1965 to 1996. Results: Inflammatory conditions and infections were the most frequently ob served diseases. Pseudotumors were the most representative. Orbital involve ment in systemic diseases (for example Graves' disease), vascular tumors an d malformations, as well as orbital involvement in rhinological diseases we re also often observed. Orbital cysts, particularly dermoid and epidermoid cysts, and orbital diseases of nervous origin were exceptional. Finally, di seases of the lacrimal gland, metastases, secondary tumors from adjacent st ructures and diseases of mesenchymal origin were more rare. Discussion : This study also reports the proportion of male and female pati ents and the percentage of proptosis.