为了早期诊断单纯性青光眼,Leydhecker 等采取眼压普查方法,即对所有40岁以上的门诊患者或居民都测量1次眼压,作者认为此法并不可靠,且难以实行,其理由约如下述:(1)患者初测眼压时由于不习惯,常有眼睑紧张、眼球转动等情况,故1次测量 For the purpose of early diagnosis of simple glaucoma, Leydhecker et al. Adopted the method of IOP, that is, measuring IOP for all outpatients or residents over 40 years of age. The author considers this method unreliable and difficult to implement for the following reasons : (1) the patient did not get used to the first test intraocular pressure, often eyelid tension, eye rotation and so on, so a measurement