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使用Pentacam在2型糖尿病患者中评估角膜密度计:一项受控的横截面研究

Çiğdem Coşkun¹, Sebile Çomçalı², Celil Orman²

¹Department of Ophthalmology, Ankara Bilkent City Hospital, Ankara, Turkey. drcigdem@hotmail.com.

BMC ophthalmology

|October 9, 2025

概括

与健康对照人群相比,在2型糖尿病患者中,角膜密度计 (CD) 显著高于健康对照人群. 这表明慢性高血糖可能会改变角膜组织结构和功能.

科学领域:

眼科医生眼科眼科
内分泌学在内分泌学.
生物医学成像技术生物医学成像技术

背景情况:

2型糖尿病 (DM) 是一种全身性疾病,具有潜在的眼部并发症.
可以使用先进的成像技术来评估角膜健康状况,如Scheimpflug分析.
了解DM中的角膜变化对于全面的患者护理至关重要.

研究的目的:

在2型DM患者中分析角膜密度计 (CD) 值.
为了比较2型糖尿病患者和健康对照组之间的CD值.
研究CD与血糖控制 (HbA1c) 之间的关系.

主要方法:

使用Pentacam Scheimpflug成像系统进行角膜分析.
包括37名2型DM患者 (74只眼睛) 和27名健康对照 (54只眼睛).
测量了各种角膜参数,包括不同区域和深度的CD,角膜测量和厚度.

主要成果:

两组之间在年龄,性别或标准角膜参数 (角质量测量,厚度,体积) 上没有显著差异.
在所有测量区域和深度 (p < 0.01) 中,在2型糖尿病患者中观察到显著更高的CD值.
在HbA1c和前角膜升高之间存在微弱的正相关性,在前2-6mm区域内,在HbA1c和CD之间存在微弱的负相关性.

结论:

2型DM与角膜密度显著增加有关.
慢性高血糖可能会导致角膜的形态和功能变化.
在糖尿病患者中,CD可作为角膜变化的潜在生物标志物.

关键词:

中部角膜的厚度角膜的厚度角膜密度测量角膜密度测量糖尿病是一种糖尿病.这就是HbA1c.皮质量测量 (keratometry) 是一种测量皮质量.

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