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用于干性年龄相关性黄斑变性的营养保健品:基于新的致病机制和形态学见解的病例报告

Nutraceuticals for dry age-related macular degeneration: a case report based on novel pathogenic and morphological insights.

作者信息

Pinelli R, Bertelli M, Scaffidi E, Polzella M, Fulceri F, Biagioni F, Fornai F

机构信息

Department of Translational Research and New Technologies in Medicine and Surgery, University of Pisa, Pisa, Italy - Email:

出版信息

Arch Ital Biol. 2020 Mar 1;158(1):24-34. doi: 10.12871/00039829202013.

Abstract

Age-related macular degeneration represents the main retinal disorder leading to irreversible blindness in people over the age of 50 in the Western World. Here we describe a case report, which suggest that specific nutraceutical compounds may exert beneficial effects on the progression of dry age-related macular degeneration (AMD), an eye disease with no approved treatment or cure. Specific antioxidants, such as lutein, resveratrol and Vaccinium Myrtillus, which are known to reduce the risk of developing AMD, when co-administered alone, were supplemented to diet of an informed patient suffering from dry AMD. The case report indicates an improvement of visual acuity and a long lasting decrease in druse volume and number. The concomitant intake of lutein, resveratrol and Vaccinium Myrtillus when administered for six months produced a marked decrease in the drusen observed at OCT at the 6-month follow-up. At this time interval, the patient experienced a noticeable improvement in visual acuity, a decrease in eye strain, more color contrast, higher visual definition. The case report indicates the potential benefit for a non-invasive treatment with improved quality of vision in dry AMD. A larger population followed over a long-term period is warranted. The support of nutraceuticals could therefore offer a new non-invasive, adverse effect-free which may restore the pathology affecting the cross talk between choroid and retinal cells. The results of this case report are discussed within the frame of molecular mechanisms synergizing site-specifically at the anatomical border between the outer retina and inner choroid.

摘要

年龄相关性黄斑变性是导致西方世界50岁以上人群不可逆失明的主要视网膜疾病。在此我们描述一例病例报告,该报告表明特定的营养化合物可能对干性年龄相关性黄斑变性(AMD)的进展产生有益影响,干性AMD是一种尚无获批治疗方法或治愈手段的眼部疾病。已知可降低患AMD风险的特定抗氧化剂,如叶黄素、白藜芦醇和欧洲越橘,单独联合使用时,被添加到一名患有干性AMD的知情患者的饮食中。该病例报告显示视力有所改善,并且玻璃膜疣的体积和数量持续减少。在为期六个月的时间里同时摄入叶黄素、白藜芦醇和欧洲越橘,在6个月随访时经光学相干断层扫描(OCT)观察发现玻璃膜疣显著减少。在此时间间隔内,患者的视力有明显改善,眼疲劳减轻,色彩对比度增加,视觉清晰度提高。该病例报告表明干性AMD的非侵入性治疗对改善视力具有潜在益处。有必要对更多人群进行长期跟踪。因此,营养补充剂可能提供一种新的非侵入性、无副作用的方法,有望恢复影响脉络膜与视网膜细胞间相互作用的病理状态。本病例报告的结果在分子机制框架内进行了讨论,这些分子机制在外视网膜与内脉络膜的解剖边界处特异性协同作用。

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