飛蚊症是什麼?有哪些症狀?吃葉黃素可以改善嗎?醫師來解答!

眼睛中常出現像蚊子一般的小黑點,卻怎麼也摸不著打不到嗎? 或是有類似毛髮、蜘蛛網懸浮的影像,在眼球停止運動後仍會繼續移動呢?那麼你可能得到飛蚊症了!什麼是飛蚊症呢?網路上曾看到飛蚊症有救了的文章,究竟是真是假呢?就讓我們繼續看下去,飛蚊症到底會好嗎?

 

飛蚊症是什麼?

威而鋼100mg,犀利士20mg,樂威壯,必利勁

飛蚊症是一種自覺症狀,眼前可能不時看到黑點、線條、圈圈、絲狀或網狀物等各式各樣型態的物體飄浮,但伸手卻抓不到,當身處在光線明亮、白色背景的環境下會更明顯,雖然大多不影響視力,但有時仍相當惱人(1)(2)

 

飛蚊症在醫學上又稱為「玻璃體混濁或玻璃體退化」,玻璃體位於眼球中央,在水晶體之後,視網膜之前,是一種透明蛋白狀的清澈膠質物,約佔眼球體積的五分之四,由百分之九十九的水份組成,正常情況下,玻璃體充滿整個玻璃體腔,支撐眼球的形狀,讓光線無阻礙的通過(3)

 

當玻璃體內由膠原纖維組成的清澈膠質物,因年紀老化、近視等關係逐漸退化,就會產生液化的現象(4)。隨著時間的推移過程,這些纖維會拉動視網膜表面,而在膠質與液體的交界面,會有濃縮聚集的玻璃體纖維飄浮,當它的陰影投射在視網膜上時,便會出現飛蚊症狀,屬於「生理性的飛蚊」(3)(4)

 

當這些膠原纖維斷裂,會導致玻璃體分離並繼續收縮,最後會使得玻璃體無法填滿空腔的體積,進一步造成玻璃體與視網膜分離(4)。視網膜含有感光細胞,拉扯過程中,感光細胞受到刺激,患者就會看見閃電的光影。因此,若發生飛蚊數量突然劇增、視力驟降、黑霧擋住視線等情形,均有可能是發生視網膜剝離的前兆,應盡早就醫(3)

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台灣有許多高度近視患者,因此飛蚊症亦不少見。而飛蚊症可大可小,平時無礙可以與之和平共存,但嚴重的話亦有可能是視網膜剝離的前兆,必須趕緊就醫治療。因此平日務必好好保養眼睛,並定期到眼科檢查,才能永保靈魂之窗。

飛蚊症是什麼?有哪些症狀?吃葉黃素可以改善嗎?醫師來解答!飛蚊症是什麼?有哪些症狀?吃葉黃素可以改善嗎?醫師來解答!

 

參考資料:https://www.dha.tw
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2、亞東紀念醫院 - 亞東院訊第167期 - 眼前怎麼有蚊子?淺談『飛蚊症』
3、高雄榮民總醫院眼科部–飛蚊症
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7、Kierstan Boyd, reviewed By Odalys Mendoza MD. What Are Floaters and Flashes? American Academy Of Ophthalmology. Sep. 15, 2021.
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10、衛生福利部恆春旅遊醫院–飛蚊症
11、衛生福利部國民健康署 - 愛眼六大守則 保護孩子視力
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14、Ping-Chuan Zhang, Chang-Rui Wu, Zhi-Lun Wang, Li-Yuan Wang, Yue Han, Shu-Liu Sun, Qing-Shan Li, Le Ma. Effect of lutein supplementation on visual function in nonproliferative diabetic retinopathy. Asia Pac J Clin Nutr. 2017 May;26(3):406-411. doi: 10.6133/apjcn.032016.13. PMID: 28429904
15、Bo-Jie Hu, Ya-Nan Hu, Song Lin, Wen-Jiang Ma, and Xiao-Rong Li. Application of Lutein and Zeaxanthin in nonproliferative diabetic retinopathy. Int J Ophthalmol. 2011; 4(3): 303–306. doi: 10.3980/j.issn.2222-3959.2011.03.19. PMID: 22553667
16、Long Hin Li, Jetty Chung-Yung Lee, Ho Hang Leung, Wai Ching Lam, Zhongjie Fu, and Amy Cheuk Yin Lo. Lutein Supplementation for Eye Diseases. Nutrients. 2020 Jun; 12(6): 1721. doi: 10.3390/nu12061721. PMID: 32526861
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必利勁
樂威壯
犀利士5mg
泰國果凍威而鋼