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Imaging Studies VII: Vascular Imaging

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DefinitionRenal angiography, also known as renal arteriography, is an imaging technique used to obtain a comprehensive view of blood flow and the vascular structure of blood vessels in the kidneys and surrounding areas.PurposeRenal angiography detects blood vessel abnormalities in the kidneys, such as aneurysms, stenosis, thrombosis, vascular tumors, and renal artery stenosis. It evaluates kidney function and guides interventional treatments like angioplasty or stent placement.Pre-Procedure...

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Using Retinal Imaging to Study Dementia

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中枢血清性胆红蛋白病变的纵向结构变化:基于多式成像的多式成像研究

Niroj Kumar Sahoo¹, Joshua Ong², Amrish Selvam²

¹Department of Retina and Vitreous, L V Prasad Eye Institute, Vijayawada, India.

European journal of ophthalmology

|October 3, 2024

概括

中枢血清性胆红蛋白病变 (CSCR) 的纵向分析揭示了急性和慢性形式之间明显的成像参数变化. 慢性CSCR随着时间的推移显示了视网膜色素上皮质变化的增加,与急性CSCR不同.

关键词:

在CSCR的基础上,在CSR中,CSR是指CSR.其他国家和地区.在 RPE 修改后的变化.自动光是一种自发光.中央血清胆色素变异症 (Central Serous Chorioretinopathy) 是一种血清胆色素变异症.影像成像技术影像成像技术

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科学领域:

眼科医生眼科眼科
视网膜疾病视网膜疾病
冠状腺疾病冠状腺疾病

背景情况:

中枢血清性胆红蛋白病变 (CSCR) 是一种影响视力的疾病,其特征是视网膜下液体积聚.
了解成像参数的长期变化对于管理CSCR至关重要.
之前的研究集中在短期结果上,因此需要长期的观察分析.

研究的目的:

分析被诊断患有急性或慢性中央血清性胆红蛋白病变 (CSCR) 的眼睛中关键成像参数的纵向变化.
至少四年来,要比较体厚度 (CT),双层标志 (DLS),视网膜色素上皮质 (RPE) 变化和急性和慢性CSCR之间的超自流的进展模式.

主要方法:

进行了一项多中心,回顾性,纵向的观察性研究.
分析了来自146名CSCR患者的175只眼睛的数据,以及至少四年的随访.
评估了胸膜厚度的趋势,双层标志面积,RPE变化和超自发光的趋势.

主要成果:

总的来说,观察到胸膜厚度的下降趋势.
在队列中,双层标志宽度和视网膜色素上皮质变化的稳定增加被注意到.
慢性CSCR显示出初始上升,然后下降超自流,DLS宽度和超自流变化之间存在显著的相关性.

结论:

急性和慢性CSCR表现出不同的成像参数变化的纵向模式.
在急性CSCR中,视网膜色素表皮的改变没有达到慢性CSCR中看到的水平,即使在延长后续.
较低的中央黄斑厚度和在基线缺乏内液与增加的RPE异常有关.