KMID : 0360220110520111302
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Journal of the Korean Ophthalmological Society 2011 Volume.52 No. 11 p.1302 ~ p.1307
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Prognostic Factors in Vitrectomy for Macular Epiretinal Membrane
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Lee Pyung
Yu Seung-Young Kwak Hyung-Woo Lee Tae-Gon Kim Moo-Sang Kim Eung-Suk
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Abstract
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Purpose: To identify prognostic factors associated with a favorable outcome after vitrectomy for patients with macular epiretinal membrane (ERM).
Methods: The authors retrospectively reviewed the records of 63 patients (64 eyes) with macular ERM, who were treated by vitrectomy between 2003 and 2008, and followed for more than 6 months.
Results: The mean follow-up period was 13.21 ¡¾ 9.11 months and the mean best corrected visual acuity after vitrectomy was log MAR 0.32 ¡¾ 0.34. Univariate analysis revealed the patients in the group with a postoperative log MAR of 0.3 or better had better preoperative visual acuity and shorter symptom duration; multivariate analysis revealed the same results. In 24 eyes, intraretinal structures which contained pseudoholes, intraretinal cysts, retinal folds and vitreoretinal traction were analyzed with Cirrus HD-OCT, however, there was no correlation with visual acuity after vitrectomy.
Conclusions: The present study demonstrated vitrectomy for macular ERM resulted in favorable visual improvement. The preoperative visual acuity and symptom duration were a significant prognostic factor.
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KEYWORD
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Cirrus HD-OCT, Macular epiretinal membrane, Prognostic factors
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