Tests of preoperative visual function and prediction of postoperative E chart visual acuity(ECVA) using laser interferometric visual acuity(LIVA) and electroretinogram(ERG) were performed in 16 cases(19 eyes) of catar...Tests of preoperative visual function and prediction of postoperative E chart visual acuity(ECVA) using laser interferometric visual acuity(LIVA) and electroretinogram(ERG) were performed in 16 cases(19 eyes) of cataract. The results showed that the coincident rate between preoperative LIVA and postoperative ECVA was 63.2%, and there was a parallel correlation between preoperative amplitude of photopic ERG b-wave and postoperative ECVA in 79.0% of the eyes. Comparing these two methods, the test of LIVA ...展开更多
Objective:To investigate whether functional upper eyelid malposition is associated with unrecognized deficits in automated perimetry among glaucoma patients by examining patients undergoing eyelid surgery who had not ...Objective:To investigate whether functional upper eyelid malposition is associated with unrecognized deficits in automated perimetry among glaucoma patients by examining patients undergoing eyelid surgery who had not been identified as requiring eyelid taping during glaucoma field testing.Methods:In this retrospective pre-post study,an automated database search followed by manual chart review was used to identify eligible patients from January 2012 to March 2020.Included patients had reliable visual field testing within two years before and after functional upper blepharoplasty or ptosis repair and no comorbid ocular diagnoses.As part of routine practice,glaucoma visual field technicians taped patients with pupil-obstructing eyelid malposition;taped examinations were excluded from analysis.Clinical and demographic characteristics,mean deviation,and pattern standard deviation were evaluated within a two year period before and after eyelid surgery.Results:The final analysis included 60 eyes of 38 patients.Change in visual field parameters after eyelid surgery did not reach statistical significance in crude or adjusted analyses.Among patients with ptosis,the margin reflex distance-1 was not associated with change in mean deviation after surgery(Pearson R^(2)=0.0061;P=0.700).Five of 17 eyes excluded from analysis due to unreliable pre-operative visual fields demonstrated substantial improvement after surgery.Conclusions:Functional upper eyelid malposition does not appear to cause spurious visual field abnormalities among glaucoma patients with reliable visual fields who were determined not to require eyelid taping at the time of their visual fields.Unreliable visual fields could be a sign of eyelid interference in this population.展开更多
文摘Tests of preoperative visual function and prediction of postoperative E chart visual acuity(ECVA) using laser interferometric visual acuity(LIVA) and electroretinogram(ERG) were performed in 16 cases(19 eyes) of cataract. The results showed that the coincident rate between preoperative LIVA and postoperative ECVA was 63.2%, and there was a parallel correlation between preoperative amplitude of photopic ERG b-wave and postoperative ECVA in 79.0% of the eyes. Comparing these two methods, the test of LIVA ...
基金Supported in part by NIH-NEI P30 EY002162-Core Grant for Vision Research and by an unrestricted grant from Research to Prevent Blindness。
文摘Objective:To investigate whether functional upper eyelid malposition is associated with unrecognized deficits in automated perimetry among glaucoma patients by examining patients undergoing eyelid surgery who had not been identified as requiring eyelid taping during glaucoma field testing.Methods:In this retrospective pre-post study,an automated database search followed by manual chart review was used to identify eligible patients from January 2012 to March 2020.Included patients had reliable visual field testing within two years before and after functional upper blepharoplasty or ptosis repair and no comorbid ocular diagnoses.As part of routine practice,glaucoma visual field technicians taped patients with pupil-obstructing eyelid malposition;taped examinations were excluded from analysis.Clinical and demographic characteristics,mean deviation,and pattern standard deviation were evaluated within a two year period before and after eyelid surgery.Results:The final analysis included 60 eyes of 38 patients.Change in visual field parameters after eyelid surgery did not reach statistical significance in crude or adjusted analyses.Among patients with ptosis,the margin reflex distance-1 was not associated with change in mean deviation after surgery(Pearson R^(2)=0.0061;P=0.700).Five of 17 eyes excluded from analysis due to unreliable pre-operative visual fields demonstrated substantial improvement after surgery.Conclusions:Functional upper eyelid malposition does not appear to cause spurious visual field abnormalities among glaucoma patients with reliable visual fields who were determined not to require eyelid taping at the time of their visual fields.Unreliable visual fields could be a sign of eyelid interference in this population.
