CLINICOPATHOLOGICAL CORRELATION OF AN EPIRETINAL MEMBRANE-ASSOCIATED WITH A RECURRENT MACULAR HOLE

被引:56
作者
FEKRAT, S [1 ]
WENDEL, RT [1 ]
DELACRUZ, Z [1 ]
GREEN, WR [1 ]
机构
[1] JOHNS HOPKINS UNIV HOSP,EYE PATHOL LAB,BALTIMORE,MD 21287
来源
RETINA-THE JOURNAL OF RETINAL AND VITREOUS DISEASES | 1995年 / 15卷 / 01期
关键词
EPIRETINAL MEMBRANE; FIBROUS ASTROCYTES; MACULAR HOLE; MULLER CELLS; PATHOGENESIS; RECURRENT; TANGENTIAL TRACTION; VITRECTOMY;
D O I
10.1097/00006982-199515010-00010
中图分类号
R77 [眼科学];
学科分类号
100212 ;
摘要
Purpose: To describe the clinicopathologic features of an epiretinal membrane associated with a recurrent, full-thickness idiopathic macular hole and speculate on the mechanism(s) contributing to its recurrence 1 year after initially successful closure of pars plana vitrectomy and gas tamponade (SF6). Methods: After fixation of the 2 X 1 mm specimen in a mixture of 1% glutaraldehyde and 4% formaldehyde followed by 2.5% glutaraldehyde, postfixation with osmium tetroxide, and standard dehydration, the specimen was embedded in epoxy resin. Ultrathin sections were stained with uranyl acetate and lead citrate for transmission electron microscopy. Results: Ultrastructural examination disclosed a fibrocellular membrane composed of Muller cells and fibrous astrocytes. Native collagen was entrapped in the matrix in some areas, Conclusion: Those cells that may lead to the closure of an idiopathic macular hole may also contribute to its recurrence if the reparative process goes awry.
引用
收藏
页码:53 / 57
页数:5
相关论文
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