Schirmer test and tear film break up time(BUT) were performed in 126 patients who complained of nonspecific conjunctival symptomps. The mean value of Schirmer test was 7.85mm/5min and the mean value of the BUT was 9.68sec. Marked decrease was shown in comparison with previously studied normal values of Korean and according to these results, dry eye was suspicious. Same as for normal eyes, there was no relationship between the Schirmer test and BUT in this study. So, Schirmer test and BUT with detailed slit lamp exam should be necessary for those who complain of tearing, foreign body sensation and visual disturbances and these may helpful for diagnosis and treatment of dry eye patients.
Diagnosis ; Foreign Bodies ; Humans ; Reference Values ; Sensation ; Tears