骨膜下的
Nontraumatic subperiosteal orbital hemorrhage may occur at any age, but the incidence decreases with age. 非创伤性眼窝骨膜下出血可以发生在任何年纪，但是在成年人，骨膜下出血则较少见。
We report a case of spontaneous subperiosteal orbital hematoma in a 56-year-old man. 摘要本报告系关于一个罕见的自发性眼眶骨膜下出血的病例。
