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Eyelid Conditions: Dry, Stinging Eyes? Drooping or Turned Eyelids Could Be the Cause — 2 Protection Tips

Eyelid Conditions: Dry, Stinging Eyes? Drooping or Turned Eyelids Could Be the Cause — 2 Protection Tips

     

     

    眼皮是全身最薄的皮膚,厚度只有約1毫米,但其正常開合對保護眼球至關重要,若眼皮功能異常,可致角膜乾燥,甚至細菌感染。若形成疤痕,可能會直接影響視力。因此,一旦眼瞼出現毛病,無論是眼皮下垂、內外翻、眼皮炎等均需正視,及早處理。

     

    眼睛的上下眼皮及眼睫毛,共同組成一道重要的「防護閘」。養和眼科專科醫生蟻穎生醫生表示,眨眼這個微細動作,不單可將淚水均勻地分布以滋潤眼睛,一旦有異物入眼,眼瞼更可以在0.1秒內瞬間閉合,保護雙眼。薄薄的眼皮其實有5至7層的結構,包括油脂腺、毛髮組織及肌肉,其中眼睫毛及眼皮肌肉各有功能:

    • 眼睫毛:可助防風防塵,其生長方向和形狀能有效攔截日常微塵與擋風;大汗淋漓時,眉毛、眼眶和睫毛可讓汗水流走,以免刺激眼睛引致刺痛。
    • 眼皮肌肉:眼皮結構精細,表層是皮膚,下方是皮下組織,再深入是環繞眼睛的眼輪匝肌,還有負責拉起眼皮以睜開眼睛的提瞼肌等。

     

    眼皮下垂:兒童患者嚴重可致弱視

     

    蟻醫生表示:「如兒童提瞼肌發育不足,可引致眼皮下垂,甚或遮蓋瞳孔而影響視力,並令雙眼不對稱。如果眼皮下垂未及在7歲前的視力黃金發展期內適當診治,更有機會導致永久弱視。」除先天發育不足之外,提瞼肌及眼皮亦會隨年老而鬆弛,所以長者亦會出現「年長性眼皮下垂」。她表示,患者為改善視野,會不時運用額頭肌肉拉起眼皮,因而令額頭皺紋增多。

     

    是眼瞼內翻抑或睫毛倒生?治療方法大不同

     

    眼瞼內外翻亦是常見於長者的眼皮疾病,患者會感到眼睛突然刺痛或異常不適。當中,眼瞼內翻易與睫毛倒生混淆,蟻醫生解釋:「內翻的眼瞼會令睫毛摩擦角膜,引發眼睛刺痛,而睫毛倒生則是睫毛的生長方向異常所致。雖然兩者同樣會刺激角膜,但治療方式截然不同。醫生會用顯微鏡檢查睫毛的狀况,判斷成因及治療方案。」

     

    至於眼瞼外翻,則源於眼皮鬆弛而無法完全閉合而致,患者在睡眠時亦會有淚水流失,除乾眼外,亦造成角膜問題,影響角膜平滑度和視力,患者會感到明顯不適而須求診。

     

    眼皮炎:眼睛紅痕乾 勿與乾眼症混淆

     

    近年,眼皮炎甚是常見,多見於年輕人身上。一般會發生在毛髮部位,症狀包括眼睛反覆發紅、痕癢及乾澀,易令患者以為是眼乾,但顯微鏡檢查卻顯示其淚膜正常,並非乾眼症。

     

    保護眼皮2個小貼士

    戴隱形眼鏡 動作要輕柔
    習慣用力撐開上眼皮戴隱形眼鏡,有機會拉鬆提瞼肌,令眼皮下垂風險增加。

    醫生建議:因下眼皮無提瞼肌,所以配戴隱形眼鏡時,應在抬頭後只拉下眼皮,且動作輕柔,減輕影響。

    化眼妝 護眼關鍵在於徹底卸妝
    眼皮和其他部位的皮膚一樣能承受化妝品,所以即使眼線非常貼近眼皮內側,並不會影響眼皮健康,但必須徹底卸走眼妝。

    醫生建議:日常潔面用品已足夠清潔眼瞼;如有眼妝,則必須徹底卸妝,也應避免使用含刺激眼睛成分的產品,以免因眼睛不適而導致清潔欠徹底。如使用假眼睫毛,則需避免睫毛膠水太接近眼皮,以免造成刺激。

     

    文章於2026年1月9日刊於《明報健康網》

    About Dr. NGAI Wing Sang, Jasmine

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    Thumbnail of Dr. NGAI Wing Sang, Jasmine

    蟻穎生醫生

    Dr. NGAI Wing Sang, Jasmine

    Hong Kong Sanatorium & Hospital

    Honorary Consultant in Ophthalmology

    Specialist in Ophthalmology

    Clinical Assistant Professor (Honorary), Department of Ophthalmology and Visual Sciences (CUHK)

    • MBBS (HK)
    • M.Med (Ophth) (Singapore)
    • Grad Dip (Derm), NUS
    • MPH(CUHK)
    • FCOphthHK
    • FHKAM (Ophthalmology)

    Contact Us

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    Happy Valley

    Address:
    4/F, Li Shu Fan Block,
    Hong Kong Sanatorium & Hospital,
    2 Village Road, Happy Valley, Hong Kong
    Service hours:
    Monday to Friday: 9:00 am - 5:00 pm
    Saturday: 9:00 am - 1:00 pm
    Closed on Sundays and Public Holidays
    Consultation by Appointment

    Tel.:
    (852) 2835 8880
    Email:
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    Fax:
    (852) 2892 7510
    WhatsApp:
    (852) 2835 8890
    (For non-emergency cases)
    Please provide name and contact number in text message in WhatsApp. Our Centre will contact you by phone to confirm. Do not send voice messages or graphics.
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    Admiralty

    Address:
    21/F, One Pacific Place,
    88 Queensway, Hong Kong
    Service hours:
    Monday to Friday: 9:00 am - 5:00 pm
    Saturday: 9:00 am - 1:00 pm
    Closed on Sundays and Public Holidays
    Consultation by Appointment

    Tel.:
    (852) 2855 6700
    Email:
    [javascript protected email address]
    Fax:
    (852) 2523 7660
    WhatsApp:
    (852) 2855 6700
    (For non-emergency cases)
    Please provide name and contact number in text message in WhatsApp. Our Centre will contact you by phone to confirm. Do not send voice messages or graphics.
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    Admiralty

    Address:
    21/F, One Pacific Place,
    88 Queensway, Hong Kong
    Service hours:
    Monday to Friday: 9:00 am - 5:00 pm
    Saturday: 9:00 am - 1:00 pm
    Closed on Sundays and Public Holidays
    Consultation by Appointment

    Tel.:
    (852) 2855 6699
    Email:
    [javascript protected email address]
    Fax:
    (852) 2523 7660
    WhatsApp:
    (852) 2855 6699
    (For non-emergency cases)
    Please provide name and contact number in text message in WhatsApp. Our Centre will contact you by phone to confirm. Do not send voice messages or graphics.
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    Happy Valley

    Address:
    6/F, Central Block,
    Hong Kong Sanatorium & Hospital,
    2 Village Road, Happy Valley, Hong Kong
    Service hours:
    Consultation by Appointment
    Tel.:
    (852) 2835 8890
    Email:
    [javascript protected email address]
    Fax:
    (852) 2892 7538
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    Admiralty

    Address:
    22/F, One Pacific Place,
    88 Queensway Hong Kong
    Service hours:
    Consultation by Appointment
    Tel.:
    (852) 2855 6700
    Email:
    [javascript protected email address]
    Fax:
    (852) 2892 7429