英语语法分析

Objective To study the presentation of frequency doubling perimetry (FDP) in patients with primary open angle glaucoma(POAG).

目的探讨早期原发性开角型青光眼（POAG）倍频视野（FDP）的表现。

As a testing method of visual function, perimetry is important tool to the diagnosis, selection of treatment and follow up of glaucoma.

视野检查作为视功能检测的一种方法，在青光眼的诊断、指导治疗、追踪随访中占有重要地位。