视网膜氧和和视网膜血管直径在青光眼患者之前和之后的trabeculectomy
S Kemp1,2, A Ahmadzadeh1,2, B Schmidt1
1Department of Ophthalmology, Copenhagen University Hospital-Rigshospitalet-Glostrup, Glostrup, Denmark.
Acta ophthalmologica
|February 3, 2026
概括
带切除手术没有改变视网膜血管氧和水平. 然而,手术后观察到动脉和静脉直径的变化,可能是由于眼内压力 (IOP) 和眼 perfusion 压力的调整.
科学领域:
- 眼科医生 眼科 眼科
- 视网膜成像 视网膜成像
- 玻璃眼的手术 玻璃眼的手术
背景情况:
- 垂眼切除术 (trabeculectomy) 是一种常见的手术,用于降低青光眼患者的眼内压力 (IOP).
- 了解轨道切除术对视网膜血管系统的影响对于评估治疗疗效和潜在副作用至关重要.
研究的目的:
- 为了比较视网膜血管氧和和直径,在和1个月和3个月后trabeculectomy.
- 为了评估术后IOP降低对动脉静脉差异 (AV差异) 的影响,调整平均缺陷 (MD).
主要方法:
- 视网膜氧度测试用于测量视网膜氧和和血管直径.
- 统计分析包括配对的t测试,线性回归和韦尔奇的t测试.
- 根据平均缺陷 (MD) 将参与者分为四分位数,以比较轨道切除术对AV差异的影响.
主要成果:
- 视网膜动脉和静脉氧和度在整个3个月的术后期间保持稳定.
- 动脉直径在手术后3个月显著下降 (p=0.012),而静脉直径在1个月后显著增加 (p=0.034),但在3个月后恢复到基线.
- 没有发现术后内血压下降与MD调整的AV差异之间,也没有发现MD四分位数与AV差异之间有显著的关联.
结论:
- 视网膜氧和在轨道切除术后是稳定的.
- 视网膜血管直径的术后变化表明眼内压力和眼 perfusion 压力的改变.
- 管切除术并没有显著改变动脉静脉氧气差异.
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