Objective To evaluate the relationship between visual field and the topographic parameters of optic discs measured by Heidelberg Retinal Tomography and to access the significance of HRT in the early diagnosis of primary open angle glaucoma.

• 目的 探讨海德堡视网膜断层扫描仪 (HRT)检测开角型青光眼视盘参数与视野损害的关系。 评价HRT在早期诊断青光眼中的意义。