评估系统性硬化症患者的角膜和透镜特性:密度计分析
Havvanur Bayraktar1, Betül Dertsiz Kozan2, Lütfi Akyol3
1Department of Ophthalmology, Cam and Sakura City Hospital, Istanbul, Turkey.
Clinical & experimental optometry
|February 4, 2026
概括
系统性硬化症 (SSc) 患者显示角膜密度减小,表明角膜的细微结构变化. 这些发现表明潜在的纤维细胞重塑,即使其他前部段和透镜参数看起来正常.
科学领域:
- 眼科医生 眼科 眼科
- 类风湿病学 类风湿病学
- 医疗成像医学成像
背景情况:
- 系统性硬化症 (SSc) 可以通过眼组织纤维化影响视力.
- 角膜和透镜的变化可能会影响SSc患者的视觉质量.
研究的目的:
- 在SSc患者中使用Scheimpflug成像评估角膜和透镜密度计.
- 检测SSc患者前部部分的亚临床结构变化.
主要方法:
- 对20名SSc患者和20名对照进行前性病例控制研究.
- 用Pentacam HR进行前段成像,用于角膜和透镜密度计.
- 评估中部角膜厚度,前腔深度/角度和角膜体积.
主要成果:
- 两组之间前段参数或镜片密度没有显著差异.
- 在SSc患者的前部和中部层显著减少角膜密度.
- 角膜后层没有差异.
结论:
- 减少的角膜密度测量表明在SSc.中微妙的 stromal 重塑.
- 微结构性角膜变化可能表明慢性纤维化重塑.
- 对这些亚临床变化的进一步调查是有必要的.
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