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The ultrasonographic manifestation of age-related macular degeneration

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Author:
No author available
Journal Title:
CHINESE JOURNAL OF OCULAR FUNDUS DISEASES
Issue:
4
DOI:
10.3760/cma.j.issn.1007-6638.2000.04.003
Key Word:
黄斑变性/诊断;超声检查;荧光素血管造影术;老年人

Abstract: 目的 观察老年性黄斑变性(age-related macular degeneration,AMD)的声像学特征.方法 对荧光素眼底血管造影(fundus fluorescein angiography, FFA)检查确诊为AMD、眼B型超声检查有阳性发现的35例患者的38只患眼的声像学表现进行分析.结果 26只眼声像图见增厚球壁层间透声裂隙者,FFA检查显示浆液性色素上皮脱离,视网膜下新生血管形成;5只眼伴有小范围"脉络膜凹陷"、4只眼伴有裂隙后缘强回声光带者,FFA检查均表现为较大范围视网膜下新生血管形成;4只眼FFA检查显示脉络膜血肿者,其声像图表现为透声裂隙中出现弱回声光点;8只眼FFA检查显示病变为瘢痕染色者,声像图表现为后极部球壁不均匀增厚,内侧缘回声不均,内回声无规律可循.结论 AMD的声像学特征主要是增厚球壁层间透声裂隙.

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