对22例出现眼疲劳的外隐斜患者,用隐斜计检测隐斜度数,并予以三棱镜矫正,进行了临床观察,现报告如下。一、临床症状及出现时间(表):表症状眼胀头痛眼痛不适复视恶心例数(%) 19(86) 15(68) 14(63) 11(50) 10(45) 4(13)出现时间2～60’2～60’2～60’10～60’2～85’20～40’(平均) (18’) (13’) (11’) (41’) (38’) (56’) Twenty-two cases of extraocular oblique patients with eye fatigue, with a phoria meter to detect the number of phoria, and prism correction, the clinical observation, are as follows. First, the clinical symptoms and the appearance of time (table): Table symptoms Eye swelling Headache discomfort Double vision nausea case number (%) 19 (86) 15 (68) 14 (63) 11 (50) 10 (45) 4 ) Occurrence time 2 to 60’2 to 60’2 to 60’10 to 60’2 to 85’20 to 40 ’(average) (18’) (13 ’) (11’) (41 ’) (38’) (56 ’)