生眼瘡解決方法:熱敷藥膏都無效?割眼瘡手術幫你徹底解決 | 眼科醫生專業指南

生眼瘡解決方法:熱敷藥膏都無效?割眼瘡手術幫你徹底解決 | 眼科指南

眼瘡反覆發作超過兩星期,熱敷、藥膏都試過還是腫著不消?每天照鏡子看到眼皮腫得變形,影響工作形象,客戶見面前都要想辦法遮掩?我在診所遇過很多30-50歲的患者,都是試遍網上的偏方和自行處理方法後才來求醫,但其實已經拖延了最佳治療時機。當眼瘡持續不退、形成硬塊,就代表已經進入慢性階段,這時候只有割眼瘡手術才能徹底解決問題。這個門診小手術只需15分鐘、不用住院、傷口微細不留疤,讓你快速痊癒。

為什麼你的眼瘡一直好不了?

很多30-50歲的患者來到診所時都會問我同一個問題:「為什麼以前年輕時長眼瘡,幾天就會自己好,但現在卻纏綿不癒?」其實這背後有很明確的醫學原因。

隨著年齡增長,我們的新陳代謝逐漸減慢,瞼板腺分泌的油脂變得更濃稠,更容易堵塞。加上現代職場人士長時間對著電腦、經常熬夜加班、睡眠不足,這些都會讓免疫系統功能下降,身體處理發炎的能力變弱。所以同樣是眼瘡,年輕時可能自己會好,但到了這個年紀就變得特別頑固。

更關鍵的是,很多人誤以為眼瘡是「熱氣」或清潔不足造成的小問題,所以會先自行處理一段時間。但當你發現眼瘡摸起來硬硬的、不太痛但就是一直存在不消退,這其實代表它已經從急性發炎變成慢性囊腫(霰粒腫)。這種情況下,囊腫內的組織已經纖維化變硬,不會自行消失,必須透過手術清除。這也是為什麼你試了那麼多方法都沒效的真正原因。

網上流傳的生眼瘡解決方法為何無效?

當發現眼瘡後,大部分人都會先上網搜尋解決方法,或者問朋友有什麼偏方。讓我以眼科醫生的角度,分析一下這些常見方法的實際效果。

熱敷方法(熱雞蛋、熱毛巾)

這是最多人嘗試的方法,網上甚至有很詳細的教學,說要每天敷4-5次、每次15分鐘。理論上熱敷確實能幫助溶化堵塞的油脂,但前提是眼瘡還在初期階段,只是輕微腫脹。問題是對於忙碌的職場人士來說,要每天堅持這個頻率根本不可能。早上趕上班、中午在公司、晚上回家又累,根本做不到。而且如果眼瘡已經形成膿腫或慢性囊腫,無論你怎麼熱敷都沒有用,硬化的組織不會因為熱敷就自己溶掉。

抗生素眼藥水或藥膏

有些人會去藥房買眼藥水或藥膏,或者看過醫生後按處方用藥。抗生素確實能控制細菌感染,防止情況惡化,但它只是「控制」而不是「治癒」。對於已經形成的膿腫或囊腫,藥物根本觸及不到深層的病灶。我見過很多患者用藥2-3週,眼瘡依然腫在那裡,既浪費時間也浪費金錢。

自行擠壓或挑破

這是我最不建議、也是最危險的做法。我知道當看到眼瘡有膿點時,很多人會忍不住想自己擠出來,希望能快速解決。但眼睛周圍的血管網絡非常複雜,而且與腦部血管相連。如果自行擠壓,細菌可能被推向更深層組織,嚴重時甚至可能引發蜂窩性組織炎或腦內感染。

為什麼這些方法對你沒效?

如果你已經試過上述方法超過2-3週都沒有改善,那很大機會是因為眼瘡已經進入慢性階段,或者是長在深層瞼板腺的內麥粒腫。這時候繼續用保守方法只是拖延病情,不但浪費時間,還要每天忍受眼瘡帶來的不適和外觀困擾。這種情況下,割眼瘡手術是最快速、最有效、最徹底的解決方案。

什麼情況下必須考慮割眼瘡手術?

當患者出現以下情況時,我會建議他們認真考慮手術治療:

第一,保守治療超過2-3週無效。如果你已經試過熱敷、用藥等方法,但眼瘡依然沒有縮小,這代表保守治療對你的情況已經無效,繼續等待只會延長痛苦。

第二,眼瘡摸起來硬硬的、不太痛但持續不消。這是典型的慢性囊腫(霰粒腫)症狀。硬化的囊腫不會自行消失,必須透過手術清除。很多患者以為不痛就代表在好轉,其實恰恰相反,這代表已經進入慢性階段。

第三,眼瘡持續腫大,開始影響視線或外觀。對於需要經常面對客戶、開會、拍照的職場人士來說,眼瘡不但影響健康,更嚴重影響專業形象和自信心。與其每天為此煩惱,不如及早透過手術解決。

第四,同一位置反覆發作。如果你的眼瘡總是在同一個位置發作,每次都要經歷紅腫疼痛的過程,這代表該處的瞼板腺已經有問題。與其讓它反覆發作,不如透過手術徹底清理病灶。

割眼瘡手術過程是怎樣的?

許多患者一聽到「手術」就會擔心,但其實割眼瘡手術是一個非常簡單、安全的門診小手術,跟你想像的可能完全不同。

手術基本資料:

  • 時間:10-15分鐘
  • 麻醉:局部麻醉
  • 住院:不需要,當天可回家
  • 傷口:3-5毫米(米粒大小)
  • 疤痕:幾乎看不見

整個過程是這樣的:首先醫護人員會清潔消毒你的眼部,然後醫生會在眼瞼位置注射局部麻醉藥。這時候你會感到短暫的刺痛,但真的只有幾秒鐘,之後整個手術過程你都完全不會感到疼痛,最多只有輕微的壓力感。

麻醉生效後,醫生會用專用器械輕輕固定眼瞼,然後在最適當的位置做一個小切口。如果是長在眼皮外側的外麥粒腫,切口會順著皮膚紋理,癒合後幾乎看不見疤痕;如果是長在內側的內麥粒腫或霰粒腫,切口會在眼瞼內側,外觀上完全看不到。

接著醫生會小心地將膿液、囊腫內容物或發炎組織完全清除乾淨,確保傷口沒有出血後。最後塗上抗生素藥膏,整個手術就完成了。

手術後麻醉藥效還在,所以你不會感到痛楚,可以立即回家休息。當天晚上麻醉消退後可能會有輕微不適,但用普通止痛藥就可以緩解。

術後多久可以恢復正常生活?

這是職場人士最關心的問題。簡單來說:

時間階段 恢復狀況 注意事項
手術當天 需要預留半天時間 包括術前準備和術後休息
第2天 可以正常上班 避免過度勞累。如果工作需要經常開會見客,眼睛可能還有輕微腫脹,可以戴眼鏡遮擋一下
第3-7天 正常工作和生活 按時用藥,注意傷口清潔,避免碰水。這段時間可以正常工作和生活,只是不要做劇烈運動
第7-14天 基本完全恢復 回診讓醫生檢查康復情況。基本上已經完全恢復,可以化妝(但建議更換新的眼部化妝品)

整個康復過程大約1-2週,期間最重要的是按醫生指示用藥、保持傷口清潔、避免揉眼睛。術後要注意飲食清淡,不要熬夜,讓身體有充分時間修復。

Why see an ophthalmologist?

Although styes are common, a doctor can accurately determine the type of stye you have, assess whether surgery is truly necessary, and select the most suitable incision location and technique. Postoperative follow-up is equally important. The doctor will provide detailed postoperative care instructions, schedule regular follow-up appointments to evaluate your recovery, and offer personalized advice to prevent recurrence. Only through this comprehensive treatment and follow-up can you truly resolve your stye issue completely.

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眼瘡持續不退?預約為你提供評估和治療方案



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Frequently Asked Questions FAQ

1. 割眼瘡手術會很痛嗎?

手術使用局部麻醉,過程完全不痛,只有注射麻醉時短暫幾秒的刺痛感。術後輕微不適用止痛藥即可緩解。

2. 手術後會留疤嗎?

現代眼科手術技術精細,傷口只有3-5毫米,而且會順著皮膚紋理或從內側切開,術後幾乎完全看不到疤痕。

3. 手術費用大概多少?

費用因診所和個案而異,建議直接向眼科診所查詢。部分醫療保險可能涵蓋此手術費用。

4. 做完手術還會復發嗎?

手術可完全清除該位置病灶,同一位置復發機會很低。但如果不注意眼部衛生,其他位置仍可能長新眼瘡,所以術後保養很重要。

5. 眼瘡一定要手術嗎?

初期輕微眼瘡可透過熱敷和藥物治療。但如果保守治療2-3週無效、形成慢性囊腫或反覆發作,手術是最有效的解決方案。

6. 糖尿病患者可以做手術嗎?

可以,但需特別注意血糖控制。術前應告知醫生,讓醫生評估風險並調整用藥方案。

7. 手術後多久可以化妝?

建議術後至少1週才化妝,而且要更換全新眼部化妝品,避免舊化妝品的細菌導致再次感染。


結語:別再拖延,及時治療才是上策

眼瘡看似小問題,但如果處理不當或一直拖延,不但會影響外觀和自信,還可能導致更嚴重的併發症。對於30-50歲的職場人士來說,時間就是金錢,與其每天為眼瘡煩惱、試用各種無效的方法,不如及早尋求眼科醫生的協助。

割眼瘡手術是一個簡單、安全、快速且有效的治療方式。15分鐘的小手術,就能徹底解決困擾你多時的問題,讓你重拾清晰視野和專業形象。

如果你的眼瘡已經持續2週以上、試過熱敷和藥物都無效、或者反覆發作影響生活,不要再猶豫了。歡迎聯絡我們預約詳細檢查,為你進行全面評估,提供最適合你的治療方案。及早處理,才能及早康復。

生眼瘡解決方法:熱敷藥膏都無效?割眼瘡手術幫你徹底解決 | 眼科指南 Read More »

了解老花激光矯視的風險與注意事項

1. 引言

隨著年齡的增長,人體會出現各種生理變化,其中視力的變化尤為顯著。老花眼是一種常見的自然生理現象,通常在四十多歲開始出現,顯著影響人們的日常生活。為了改善視力問題,越來越多的人選擇老花激光矯視手術。本文將深入探討這種手術的相關技術、費用、風險及注意事項,幫助大家更好地了解老花激光矯視。

2. 甚麼是老花激光矯視?

老花眼是由於眼晶體的彈性減少,使得近距離視力逐漸下降。老花激光矯視是利用激光技術調整角膜形狀,促使眼睛在不同距離的物體上獲得清晰的視覺。這種手術有助於減少或消除對老花眼鏡的依賴。

3. 老花激光矯視的治療技術

老花激光矯視的主要技術包括:

3.1 PresbyMAX老花矯視技術

PresbyMAX技術是一種針對老花眼的激光治療方法,與傳統的LASIK手術原理相似。此技術透過創建角膜瓣並進行激光處理,以形成多焦點的角膜形狀,幫助患者在不同距離的物體上都能獲得清晰的視力。

3.2 微笑矯視(SMILE)

SMILE技術是一種相對較新的激光矯視手術,它透過比傳統LASIK更小的切口來進行操作。這種技術具更小的手術傷口和較短的恢復時間,同時減少對眼睛神經的損傷,從而降低術後眼乾等後遺症的風險。

4. 老花激光矯視的後遺症與風險

4.1 常見的激光矯視後遺症

儘管老花激光矯視手術的成功率很高,但仍然存在一些風險和後遺症,包括:

  • 術後短暫視力模糊
  • Dry eyes
  • 短暫光暈或眩光現象

4.2 如何減少老花矯視的風險

減少手術風險的幾個指導原則包括:

  • 在手術前與醫生詳細討論病史及職業需求
  • 術後定期追蹤檢查,及早發現問題

5. 建議事項

醫生建議患者在選擇激光矯視手術前,應評估自身的健康狀況及視力問題,明白手術的風險和收益。如果有高眼壓或其他眼部疾病,則需謹慎考慮是否適合進行該手術。

6. 結論與未來展望

老花激光矯視手術雖然可以顯著改善視力及生活質量,但患者在決定是否進行該手術時,必須充分了解所有相關風險及後遺症,並選擇適合的技術與醫療機構。隨著技術的進步,未來可望出現更加安全、有效的治療方案,幫助更多人擺脫老花眼的困擾。

FAQ

  1. 老花激光矯視的手術效果能持續多久?

大多數患者在手術後可以享有長期的視力改善,但隨著年齡的增長,可能仍需佩戴老花眼鏡進行輔助。

2.激光矯視手術風險大嗎?

激光矯視手術的風險相對較低,而風險主要來自於個人眼睛的特點及手術後的護理。充分的術前檢查及選擇經驗豐富的醫生有助於降低風險。

了解老花激光矯視的風險與注意事項 Read More »

長者白內障手術的注意事項

1. 什麼是白內障手術

白內障手術是一種常見的眼科手術,主要用於移除眼睛內的混濁晶狀體,並用人工晶體取而代之。這項手術普遍適用於隨著年齡增長,視力逐漸減退的長者。透過手術,患者通常能夠顯著改善視力,恢復正常的日常生活。

2. 白內障手術的原因和成因

白內障的成因可以多種多樣,主要有年齡因素、糖尿病、高血壓及長期使用類固醇藥物等。

3. 白內障手術的流程

白內障手術通常在局部麻醉下進行,過程大約需要20分鐘,包括微小切口、超聲波乳化及植入人工晶體。手術當天即可回家,無需住院。

4. 長者白內障手術的特殊考量

對於年長患者,醫生會考慮到他們的整體健康狀況,並可能需要進行額外的檢查,以確保手術安全。此類患者還需要遵循特定的術後護理,如減少活動量、遵從藥物治療計劃等。

5. 白內障手術康復時間

大多數患者在手術後幾天內會感覺到視力的逐漸恢復,但完全康復通常需要數周時間。患者應避免夜間駕駛,遵循醫生的復診計劃,定期檢查眼睛。

6. 白內障手術費用與政府資助

白內障手術的費用因地區及醫療機構而異。在香港,患者可以透過公立醫院或診所獲得經濟實惠的手術選擇。

正在考慮白內障手術?用 3 分鐘做個人工晶體初步配對測試,了解最適合日常生活需要嘅晶體方向。

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FAQ

1. 白內障手術後的視力會變得更糟嗎?

一般來說,手術後視力會改善,但有少數患者可能出現後囊膜混濁的情況,這可以通過激光治療輕鬆解決。

2. 白內障手術後需要住院嗎?

不需要,通常患者在手術當天即可回家,無需留院觀察。

3. 患有其他疾病的患者適合手術嗎?

患有糖尿病或高血壓的患者通常也可以安全地進行白內障手術,但需要醫生根據病歷進行充分評估。

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What Is Iritis? An Ophthalmologist Explains in Detail

虹膜炎(英文:Iritis)是一種眼科疾病,主要發生在眼睛的虹膜部分。虹膜是位於瞳孔周圍的有色組織,主要負責控制瞳孔大小,調節進入眼睛的光線。當虹膜發炎時,會導致眼紅、疼痛和視力模糊等症狀。這種病症可能與其他眼部或全身性疾病有關,如類風濕性關節炎、自身免疫性疾病或感染。早期診斷和治療對於預防虹膜炎引起的視力損害至關重要。

什麼是虹膜炎?

虹膜炎又稱前葡萄膜炎或虹彩炎,發病時眼珠旁會有明顯的紅血絲,通常由於感染、創傷或免疫系統異常等疾病引起。虹膜是位於角膜與晶狀體之間的部份,它會按照光線強弱收縮或放鬆,藉此調整瞳孔大小,控制進入眼睛的光線強度。虹膜具有許多滋養眼睛的血管和色素,當虹膜發炎時,眼睛會紅腫、疼痛,視力也可能受到影響。虹膜炎可分為急性和慢性兩類,也有可能反覆發作。一旦出現虹膜炎症狀,一定要儘快求醫,及早控制病情,降低虹膜炎帶來的嚴重後遺症。

虹膜炎和紅眼症是同樣的眼疾嗎?

對於一些民眾來說,虹膜炎和紅眼症的病徵同樣是眼白發紅,因此常誤認為這是同一種眼疾,只是名稱不同。實際上,虹膜炎和紅眼症雖然都是眼睛的炎症,但發炎的位置不同,症狀也有所差異。

虹膜炎顧名思義即發生在眼睛虹膜部分,如果仔細觀察,虹膜炎的血絲會從黑眼珠往眼白的方向延伸。紅眼症又稱結膜炎,當結膜發炎時,內部的細血管就會充血和腫脹,導致眼睛變紅,不同的是,紅眼症的充血通常是從眼白向黑眼珠的方向擴散。

虹膜炎紅眼症(結膜炎)
Symptoms眼紅眼痛畏光視力模糊瞳孔變形飛蚊增加眼睛紅腫疼痛畏光流眼水異物感痕癢流出黏稠白色或黃色分泌物嚴重者有可能結膜下出血、角膜受損
治療方法類固醇眼藥水散瞳劑免疫抑制劑抗生素眼膏眼藥水冷敷
傳染性NoneThere is

虹膜炎種類

急性虹膜炎

急性虹膜炎會在幾小時或幾天內突然發病,病徵明顯,包括眼紅、疼痛、畏光等,通常影響單眼。急性虹膜炎多數不具傳染性,除非由感染引起。醫生通常會檢查眼睛的前房和虹膜來診斷此病,必要時進行影像學檢查。急性虹膜炎需要立即治療,以避免病情快速惡化。這類虹膜炎也有可能會翻發,特別是在患有自體免疫性疾病的患者中。

慢性虹膜炎

慢性虹膜炎病徵前期較輕微,但持續時間長,病情發展週期一般超過3個月,因此定期檢查眼睛是非常必要的。慢性虹膜炎治療方法包括長期使用低劑量的類固醇眼藥水,有時需要口服免疫抑制劑。和急性虹膜炎一樣,慢性虹膜炎通常不具傳染性。無論是急性或慢性虹膜炎都有機會復發,因此一定要聽從醫生指示用藥,定期回診。

虹膜炎症狀

  • envy
  • 眼痛
  • photophobia
  • Blurred vision
  • 瞳孔變形
  • 飛蚊增加

虹膜炎成因

目前來說,大部分虹膜炎的原因不明,醫生一般不會糾結於患者是什麼原因造成虹膜炎,但如果虹膜炎持續復發,醫生則會建議進行抽血或更仔細的身體檢查,以確定是否是自身免疫系統引起的虹膜炎。目前常見的虹膜炎成因有以下幾種:

  • 自身免疫疾病:如類風濕性關節炎、強直性脊柱炎等,這些疾病可能導致身體的免疫系統失調,導致虹膜炎。
  • 感染:細菌、病毒或真菌感染可能引發虹膜炎,特別是在免疫力低下的患者中。
  • 外傷:眼部受到外傷或手術後,可能會引起虹膜的炎症反應。

虹膜炎後遺症

若未及時治療虹膜炎,可能會導致虹膜粘連,影響瞳孔的正常功能,進而導致視力模糊。其他更為嚴重的虹膜炎後遺症也包括了白內障、青光眼、角膜炎等,甚至可能會致盲。因此若發現眼睛出現虹膜炎症狀,應儘快找眼科醫生檢查及治療。

虹膜炎治療方法

常見的虹膜炎治療方法會使用眼藥水、散瞳劑及免疫抑制劑等藥物,但具體治療方法會跟著病患的情況來決定,眼科醫生可能會同時搭配兩種或以上的藥物來幫助患者更有效的改善虹膜炎,因此切記勿亂使用網上推薦的藥方,有任何眼疾問題一定要諮詢專業的眼科醫生才是。

Steroid eye drops

最常見的治療方法是使用類固醇眼藥水來減輕虹膜炎症狀。類固醇可以有效減少虹膜的炎症反應,但需要在醫生指導下使用,以避免副作用。

散瞳劑

散瞳劑可以幫助放大瞳孔,防止虹膜與晶狀體粘連,也有助於緩解疼痛和畏光症,但長期使用可能需要監控眼壓。

免疫抑制劑

對於自身免疫性疾病引起的慢性虹膜炎,可能需要使用免疫抑制劑來控制病情。這些藥物能減少免疫系統對虹膜的攻擊,降低炎症的風險。

虹膜炎飲食禁忌

建議患者應儘量避免能夠提升身體免疫力的飲食,導致免疫力過度旺盛,反而攻擊健康的身體組織或惡化病情。另外,患者也需減少攝入酒精高糖辛辣等刺激食物,以免加重虹膜炎的炎症反應。除了醫生的藥方,平日也可以適量攝取omega-3魚油、亞麻仁油、富含維生素C和E的食物等,來抑制和減少眼部炎症。

Frequently Asked Questions

虹膜炎多久會好?

虹膜炎的恢復時間取決於病情的嚴重程度和治療方法。急性虹膜炎通常在幾周內可以得到控制,但慢性虹膜炎可能需要幾個月甚至更長的時間來恢復。

虹膜炎會傳染嗎?

虹膜炎本身通常不具傳染性,除非是由感染性疾病引起的。在這種情況下,與感染源的接觸可能會增加傳染風險。

虹膜炎會復翻發?

虹膜炎可能會復發,特別是在患有自身免疫性疾病的患者中。因此,定期眼科檢查和持續的免疫抑制治療對於防止復發至關重要。

虹膜炎要戒口嗎?

對於患有虹膜炎的患者,戒口和適當的飲食調整有助於減少炎症。避免高糖、高脂肪和辛辣食物,多攝取富含抗氧化劑的食物,有助於維持眼睛健康。

虹膜炎可以斷尾嗎?

虹膜炎是否可以完全斷尾取決於引發炎症的原因。如果是由感染引起的,一旦感染得到控制,炎症可能不會再復發。但對於自身免疫性疾病引起的虹膜炎,可能需要長期治療來控制病情,防止復發。


虹膜炎會自癒嗎?

某些輕度的虹膜炎可能會自行消退,但大多數情況下需要醫療干預來防止視力損害和其他併發症。因此,建議任何虹膜炎的症狀應及時就醫,以確保得到適當的治療。

什麼是虹膜炎?眼科醫生一文詳解 Read More »

Swollen Eyelids: Is It Eyelid Puffiness? An Ophthalmologist Explains Causes and Treatment Options

Swollen eyelids are a common condition, with either the upper or lower eyelids potentially becoming puffy. Some cases cause no pain or itching, while others may be accompanied by redness, swelling, pain, and itching in the eyelids.

Common Causes of Swollen Eyelids

There are various causes of puffy eyelids, with edema being the most common. Potential causes of edema include drinking too much water or consuming excessive salt before bedtime. Additionally, insufficient sleep and high levels of stress may also lead to puffiness in the upper and lower eyelids. However, this type of eyelid swelling typically does not cause pain or itching and can usually be alleviated by making appropriate adjustments to lifestyle and dietary habits.

However, in some cases, swollen eyelids may be caused by more serious underlying factors. If persistent swelling is accompanied by pain or discomfort, it is advisable to consult a doctor to determine the cause of the eye swelling and receive appropriate treatment.

The following are some causes of eye swelling that may require medical intervention:

Eye Allergy

Swollen or puffy eyes may be caused by allergies to dust, pollen, certain foods, medications, or other substances. Allergic redness and swelling around the eyes can also occur on just one eyelid, possibly because the hand touched an allergen and then touched that single eye.

Stye

Stye, also known as a hordeolum, primarily forms when the oil glands along the eyelid margin become blocked, leading to inflammation or bacterial infection. This causes swelling and pain in the inner or outer eyelid, with a noticeable lump appearing on the eyelid, giving the appearance of a swollen eyelid.

Conjunctivitis

Conjunctivitis, also known as pink eye, is typically caused by viruses, bacteria, or allergies. It leads to redness, a burning or dry sensation, increased discharge, and swelling and pain in the eyes and eyelids. Generally, patients with conjunctivitis experience swelling in both the upper and lower eyelids simultaneously. It is recommended to seek appropriate treatment from an ophthalmologist.

Blepharitis

Blepharitis can occur on either the upper or lower eyelid. This inflammation causes redness, swelling, dryness, itching, and stinging in the eyelids. Causes include overgrowth of Staphylococcus aureus, chronic dermatitis, or prolonged inadequate makeup removal leading to eyelid redness and allergic reactions.

Hyperthyroidism

Hyperthyroidism (Graves' disease) is an autoimmune disorder. When the body's immune system malfunctions, it mistakenly identifies healthy tissues as foreign invaders and releases antibodies to attack healthy cells.Hyperthyroidism (Graves' disease) targets the extraocular muscles, orbital tissues, and eyelid structures, leading to symptoms such as eyelid swelling, puffy eyes, and protruding eyes. In severe cases, there is even a risk of blindness.

Cellulitis

Sinusitis caused by the common cold may lead to serious complications such as orbital cellulitis if left untreated. Patients with cellulitis may experience eye swelling, red and swollen eyelids, heat and pain, and sudden vision loss.

mosquito bites

If one eyelid is swollen and itchy, and blinking causes slight pain, it may be due to an insect bite. As long as you maintain good eye hygiene, it should improve on its own within a few days. However, there is also a chance of further inflammation and swelling in the eyelid. It is advisable to monitor the condition closely and seek medical attention if necessary.

Methods for Reducing Eye Puffiness

Ice pack

Applying ice packs appropriately can help alleviate the sensation of swelling and heat in the upper and lower eyelids caused by insect bites or allergies. However, this does not provide a curative effect; it only temporarily relieves discomfort.

Hot compress

Applying heat can promote blood circulation while also helping to soften and drain blocked oils or pus. Proper heat application can resolve eye issues such as styes and blepharitis.

Massage around the eyes

Gently pressing around the eyes with your index or middle finger can help reduce puffiness and alleviate itching. Be sure to thoroughly wash your hands before massaging to prevent bacterial eye infections.

Pharmacotherapy

Antibiotics, eye ointments, and eye drops can effectively control bacterial infections and reduce symptoms of eyelid inflammation and swelling. Since eyelid swelling can stem from numerous causes, different medications may be prescribed depending on the underlying cause and severity of symptoms. These may include antihistamines, antithyroid drugs, immunosuppressants, and others. Therefore, patients must strictly follow their doctor's prescription and instructions to effectively address eyelid swelling.

Surgical treatment

For more severe conditions such as chalazion, cellulitis, or hyperthyroidism, if a series of treatments fails to achieve satisfactory results, doctors may recommend surgical intervention to address the root cause of eyelid swelling.

In summary, there are many causes of eyelid swelling, and it should never be taken lightly. If you experience persistent swelling, heat, or pain in the eyelid, it is advisable to seek prompt examination by an ophthalmologist and actively pursue treatment.

Frequently Asked Questions

How can I reduce puffy eyelids?

The simplest way to reduce puffy eyelids is to apply cold or warm compresses. Additionally, maintaining good sleep and rest is crucial. If the cause is unclear, it's still advisable to consult an ophthalmologist for an examination.

What should I do if my lower eyelids are swollen?

Swelling of the lower eyelid may be caused by allergies, blepharitis, or edema. It is recommended to apply cold compresses to reduce swelling and seek help from an ophthalmologist to determine the cause.

Should I see a doctor for swollen eyelids?

If eyelid swelling persists or is accompanied by other symptoms such as pain or vision deterioration, it is recommended to seek medical attention promptly.

Why do my upper/lower eyelids suddenly swell up without any pain?

Upper/lower eyelids suddenly swell without pain may indicate a mild allergy or infection, or could simply be edema. If symptoms persist or worsen, it is advisable to seek medical examination.

What can I do about puffy eyelids when I wake up in the morning?

Waking up with puffy eyelids may simply be due to water retention, which usually subsides on its own. Applying an ice pack can also help reduce the swelling.

眼皮腫即是眼挑針?眼科醫生詳解眼皮腫原因及治療方案 Read More »

眼角膜受損

Damage to the cornea can lead to blindness! What should be done?

The cornea is located at the front of the eyeball. Because it is exposed to the external environment, the cornea is more susceptible to damage. If an injured cornea is not treated with care, the wound may fail to heal over time, leading to ulceration and potentially causing permanent vision impairment.

When dealing with skin wounds, we can use adhesive tape or ointment to promote healing; but if the cornea is unfortunately damaged, how should we handle it to avoid scarring or other complications?

What is the cornea?

The cornea is a transparent membrane located at the front of the eye, in front of the iris and pupil, forming the eye's outermost layer. Its primary function is to allow light to enter the eyeball, enabling the formation of clear visual images. The cornea not only prevents bacteria from entering the eye but is also richly innervated with sensory nerves. Should any foreign object come into contact with the cornea, the eyelids will immediately close to protect the eye.

Causes of Corneal Damage

There are many causes of corneal damage, with common situations including:

  • Foreign Body Injury: Sand entering the eye, being poked by a fingernail, or other sharp objects can cause corneal abrasions. After corneal injury, vision becomes immediately blurred and the eye feels painful. Additionally, accidental exposure to chemicals can damage the cornea and even lead to severe corneal ulcers.
  • Eye conditions such as ingrown eyelashes, incomplete eyelid closure, and dry eye syndrome can all cause eye pain, stinging sensations, and corneal abrasions.
  • Improper use of contact lenses: Inserting contact lenses into the eye using improper techniques can easily damage the cornea. Therefore, when wearing contact lenses, strictly follow the instructions and carefully place the lenses into the eye. UV rays reflected off snow can also cause eye irritation.
  • Misuse of eye drops: Long-term use of steroid-containing eye drops may cause corneal thinning and even perforation.
  • Ultraviolet rays: Prolonged exposure of the eyes to ultraviolet radiation (snowy terrain, ocean surface) can cause corneal cell death and result in severe pain.

Symptoms of Corneal Damage

Symptoms of corneal damage include:

  • Vision loss: Following corneal injury, vision becomes blurred. Objects appear as if viewed through a transparent film or haze, with a noticeable decrease in visual clarity.
  • Eye pain: Patients may experience eye discomfort or a stinging sensation, particularly when exposed to light, accompanied by photophobia.
  • Foreign body sensation in the eye: When the cornea is scratched, the eye may feel like there's something in it and appear blurry, as if a transparent film has been placed over it.
  • Other symptoms may also include involuntary tearing, conjunctivitis .

Treatment Methods for Corneal Injuries

Minor corneal damage typically heals naturally within 1 to 2 days. However, prompt treatment is essential when the cornea is injured. If you experience significant discomfort, it is recommended to seek immediate care at an eye clinic to address the injury. Below are some common treatment approaches:

  • Immediately rinse your eyes: If you experience a foreign body sensation or discomfort in your eyes, promptly use eye drops to flush out any debris. Avoid rubbing your eyes to prevent further damage to the cornea.
  • Medication: Damage to the cornea is typically treated primarily with eye drops. Using antibiotic eye drops or artificial tears can reduce the risk of infection and aid in corneal healing. If the patient continues to experience pain or the condition worsens, they should seek immediate medical attention.
  • Take appropriate breaks: Reducing screen time, especially avoiding excessive use of electronic devices, helps the cornea repair itself.

Complications Following Corneal Damage

If an eye injury does not receive prompt and appropriate treatment, it may lead to serious complications. Common complications following corneal damage include:

  • Permanent vision loss: Scar tissue formation may cause vision impairment, which may not fully recover even after surgery.
  • Corneal Ulcer: Untreated corneal injuries may lead to corneal ulcers, a potentially dangerous condition that can cause blindness.
  • Light sensitivity: Following a corneal injury, the eye may become more sensitive, leading to increased photophobia.

Consult an ophthalmologist immediately.

Eye injuries can be minor or serious. If you experience any discomfort in your eyes, consult an ophthalmologist promptly for examination. Let a professional eye doctor develop an effective treatment plan to safeguard your eye health.

Frequently Asked Questions

How long does it take for a corneal injury to heal?

The healing time for a corneal scratch depends on the extent of the damage. Generally, minor corneal scratches may heal on their own within a few days, while more severe corneal injuries may take several weeks to fully recover.

Can the cornea heal itself after damage?

Yes, the cornea possesses a certain capacity for self-repair. Minor injuries typically heal on their own within a few days, but severe damage may require medical intervention. Using appropriate eye drops for corneal injuries can also promote healing.

Can damaged corneas heal?

In most cases, corneal damage can fully heal, especially minor injuries. However, severe complications or corneal ulcers may result in permanent vision loss.

How can you tell if your cornea is damaged?

If you experience a foreign body sensation, blurred vision, or stinging pain in your eyes, this may indicate corneal damage. Sudden vision loss or symptoms such as photophobia should also prompt consideration of possible corneal injury.

How many days does it take for a corneal injury to heal?

The healing time for corneal injuries typically ranges from several days to one week. Minor injuries usually heal quickly on their own, but severe injuries may require more time and should be treated by a medical professional.

Can the cornea regenerate?

Yes, the cornea possesses a certain degree of regenerative capacity. Corneal epithelial cells typically regenerate rapidly after injury, thereby repairing minor abrasions. However, deeper corneal injuries may require a longer recovery period and could potentially leave scars that impair vision.

眼角膜受損可致失明!該點樣處理先好? Read More »

Amblyopia_Cover Image

There is a golden period for treating amblyopia. Early detection can improve the cure rate.

Amblyopia, also known as "lazy eye," is one of the most common visual development issues in children. It primarily occurs during the critical period of visual development when, for various reasons, the eye fails to properly transmit visual information to the brain, thereby impairing normal vision development. If left untreated, amblyopia may result in permanent vision loss, making early detection and intervention crucial.

Definition of Amblyopia

Amblyopia typically develops during infancy or childhood. It refers to reduced visual acuity in one or both eyes compared to the normal level for children of the same age, resulting from poor eye development or insufficient visual stimulation to the brain.

If a child with amblyopia fails to achieve the expected visual acuity for their age after wearing corrective glasses or contact lenses, or if there is a difference of two or more lines between the two eyes (e.g., 0.5 and 0.7), they will be diagnosed with lazy eye.

Amblyopia Symptoms

Generally speaking, amblyopia cannot be detected by the naked eye, but we can identify it through a child's daily behavior. Characteristics of amblyopia (lazy eye) in young children include:

  • Unable to see things clearly, such as needing to get very close when reading or watching TV.
  • The child frequently crosses their eyes or habitually closes one eye when looking at things.
  • The child frequently tilts their head or squints.
  • Abnormal depth perception and stereoscopic vision make it difficult to judge distances, leading to frequent falls.
  • Light sensitivity
  • Poor binocular coordination, manifested as strabismus, where one of the child's eyes may deviate to the left/right or up/down.

Causes of Amblyopia

Refractive Amblyopia

When children have refractive errors ( high myopia, hyperopia, or astigmatism) and do not receive timely correction, their visual acuity cannot develop normally, leading to refractive amblyopia.

Strabismic Amblyopia

Strabismic amblyopia occurs when both eyes cannot focus on the same target simultaneously. Parents may notice their child's eyes turning inward or outward. This condition causes the brain to suppress visual input from one eye to prevent double vision. Over time, the suppressed eye is prone to developing amblyopia.

Form perception deprivation

Form-deprivation amblyopia results from conditions affecting the front of the eye, such as congenital cataracts or ptosis, which prevent light from entering the eye properly. This causes blurred vision, leading to amblyopia symptoms in children.

Congenital Amblyopia

Congenital amblyopia is primarily associated with familial inheritance, with symptoms typically emerging during early childhood. Additionally, premature birth or oxygen deprivation at birth may also contribute to congenital amblyopia.

Amblyopia Treatment

Amblyopia formation is closely linked to the visual pathway, so most treatment approaches focus on stimulating the development of the brain's visual pathways:

Blindfold therapy

Patching therapy is one of the most commonly used methods for treating amblyopia. It involves covering the dominant eye with an eye patch, eye mask, or eye cover to force the child to use the amblyopic eye, thereby stimulating its development. The duration of patching therapy is determined by the patient's condition and must be continued until the visual acuity in both eyes is similar.

Vision Training

Vision training enhances the visual acuity of amblyopic eyes through a series of visual activities. These exercises may involve using specialized visual stimulation devices or amblyopia training games on mobile phones to improve eye coordination and focus.

Refractive Correction

Wearing properly fitted glasses or contact lenses to correct high hyperopia, myopia, and astigmatism forms the foundation of amblyopia treatment. By improving the eye's focusing ability, this helps the amblyopic eye receive clear visual input, thereby enhancing visual acuity.

Surgical treatment

If a child has amblyopia caused by congenital cataracts, ptosis, or similar conditions, surgery may be considered to correct these issues. This allows light to properly reach the retina, thereby improving lazy eye.

Golden Period for Amblyopia Treatment

The effectiveness of amblyopia treatment in children is closely related to the age at which treatment begins. It is generally recognized that the optimal treatment window for amblyopia is between the ages of 3 and 7. During this period, the child's visual system is not yet fully matured and responds most effectively to treatment. Therefore, early detection and prompt initiation of treatment can significantly improve the success rate of amblyopia correction and prevent irreversible vision impairment later in life.

Frequently Asked Questions

Can amblyopia be improved?

As long as the golden period for amblyopia treatment has not been missed, it is possible to improve or even cure amblyopia with the help of a professional ophthalmologist. Common treatment methods include patching therapy, visual training, and refractive correction.

What happens if amblyopia isn't corrected?

If the critical period for amblyopia treatment is missed, it may result in permanent vision impairment.

Is it necessary to patch the eye for amblyopia?

Patch therapy is one method for treating amblyopia, but whether patching is necessary and the duration of patching should be determined based on a doctor's recommendation.

What is the approximate cost of amblyopia treatment?

The cost of amblyopia treatment varies depending on the specific treatment plan. Parents can inquire about the approximate cost with their ophthalmologist after diagnosis.

What is the price of the amblyopia training device?

There are several types of amblyopia training devices. Doctors will select specific visual stimulation devices or rotating prisms for treatment based on the child's condition, so the prices of these devices may vary.

Are there any recommended ophthalmologists specializing in amblyopia treatment in Hong Kong?

Hong Kong Vision Eye Center is equipped with state-of-the-art facilities and staffed by experienced ophthalmologists, enabling children to receive comprehensive eye examinations and the best possible treatment. If your child is experiencing amblyopia or other eye conditions, feel free to schedule a consultation anytime!

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精選圖片_麥粒腫 : 原因、症狀、治療及預防指南

Stye: Causes, Symptoms, Treatment, and Prevention Guide

麥粒腫,也就是我們常說的眼挑針,雖然它並不是什麼嚴重的眼疾,但眼皮突然冒出一粒東西,多少都會對日常生活造成困擾。儘管這種病症常見且多數情況下無需醫療干預,但了解其原因、症狀、治療方法以及預防措施對於減少發病和加速康復非常重要。

本文將全面介紹麥粒腫的相關資訊,讓您更好地認識和處理這種眼部問題。

什麼是麥粒腫?

麥粒腫,也稱為「瞼緣炎」或「針眼」,是一種常見的眼部炎症。麥粒腫的形成原因主要是因為眼瞼邊緣的油脂腺體阻塞,導致細菌感染,腺體或毛囊發炎,形成一個小而疼痛的膿腫。麥粒腫通常在眼瞼的內側或外側形成,表現為紅腫、疼痛和局部熱感。

另外,許多人會誤以為麥粒腫與霰粒腫是一樣的眼部炎症,其實這兩者的形成原因和疼痛程度有所不同。霰粒腫是由眼瞼腺體慢性發炎而引起的無痛性腫塊,而麥粒腫則是細菌感染引起的,會感覺紅腫熱痛。霰粒腫通常較大且不疼痛,而麥粒腫則較小但疼痛明顯。

麥粒腫類型

麥粒腫主要有2種類型,即是外麥粒腫和內麥粒腫。

  • 外麥粒腫:位於睫毛根部,會形成黃色膿包,一般較快痊癒。
  • 內麥粒腫:位於眼瞼內部,發炎時間較長,通常會比外麥粒腫更加痛。

麥粒腫症狀

  • 眼瞼紅腫
  • 眼瞼局部疼痛
  • 眼瞼局部熱感
  • 眼瞼邊緣或內側出現小膿腫
  • 眼部異物感
  • 眼部流淚
  • Swollen eyelids

麥粒腫原因

麥粒腫的形成原因通常是由瞼板線的腺體油脂分泌過旺,導致眼皮內生油脂粒,並堵著毛囊或腺體時,細菌就會繁殖並引發感染,導致眼皮內生瘡。此外,不良的眼部衛生習慣、觸摸眼睛、使用受污染的化妝品和隱形眼鏡等也可能增加麥粒腫的風險。

麥粒腫治療方式

瞼緣炎不算是嚴重眼疾,長針眼初期可以自行在家進行熱敷及按摩,幫助排出內眼皮的油脂粒,這個方法不用多久麥粒腫就會好。如果熱敷和按摩無法改善,建議尋求眼科醫生幫助去改善麥粒腫,治療方式包括使用麥粒腫藥膏、口服抗生素、手術等等。

  1. 熱敷:每日敷4~5次,每次約10-15分鐘,幫助膿腫自行排出。
  2. 按摩:用手指輕推。如果針眼長在上眼瞼,手指就從眼皮往下推;如果針眼長在下眼瞼,就從眼袋往上輕推。
  3. 麥粒腫藥膏:在醫生指導下使用眼皮發炎藥膏或眼藥水去控制感染。
  4. 口服抗生素:在嚴重感染或併發症情況下,醫生可能會開口服抗生素。
  5. 手術引流:對於無法自行排出的麥粒腫,醫生可能會進行小手術排出膿液。

如何預防產生麥粒腫

  1. 保持眼部清潔:定期清潔眼瞼,避免細菌滋生。
  2. 避免觸摸眼睛:用手觸摸眼睛前要洗手,減少細菌感染機會。
  3. 不與他人共用毛巾或化妝品:減少交叉感染風險。
  4. 更換化妝品:定期更換眼部化妝品,特別是睫毛膏和眼線筆。
  5. 正確使用隱形眼鏡:佩戴隱形眼鏡時遵守衛生規範,避免細菌感染。
  6. 管理皮膚健康:治療皮膚病,如痤瘡和脂溢性皮炎,減少眼皮內生瘡的風險。

通過了解麥粒腫的原因、症狀及治療方式,我們可以更好地預防和應對這種常見的眼部問題。

如果有持續或嚴重的症狀,請及時就醫,以獲得專業的治療建議。如果有更多問題,建議隨時向眼科醫生進行諮詢

Frequently Asked Questions

麥粒腫等於霰粒腫嗎?

不,麥粒腫是細菌感染引起的疼痛性膿腫,而霰粒腫是由腺體阻塞引起的無痛性腫塊。

麥粒腫會自己好嗎?

是的,許多麥粒腫會在幾天到一周內自行痊癒,但適當的治療可以加快康復過程。

麥粒腫多久會消?

通常在一到兩周內,但如果感染嚴重或未得到適當治療,可能需要更長時間。

麥粒腫可以擠嗎?

不建議擠壓麥粒腫,這樣可能會加重感染並引發併發症。

麥粒腫需要看醫生嗎?

如果麥粒腫持續不退、疼痛加劇或影響視力,應該及時就醫。

麥粒腫不能吃什麼?

沒有特定的飲食禁忌,但保持均衡飲食和良好的營養有助於提高免疫力。

麥粒腫具有傳染性嗎?

麥粒腫本身不具有傳染性,但引起感染的細菌可能會傳播,因此應保持良好的個人衛生。

可以戳破麥粒腫嗎?

不建議自行戳破麥粒腫,這樣可能會引發嚴重感染,如,蜂窩性組織炎、腦內發炎等,建議交由醫生處理。

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黃斑病變食療

Dietary Therapy for Macular Degeneration: 6 Key Nutrients at a Glance

Macular degeneration (MD) commonly affects individuals over the age of 65, hence it is also known as age-related macular degeneration (AMD). Patients with this eye condition experience symptoms such as blurred central vision and distorted vision, which in severe cases can lead to blindness.

Since macular degeneration is an incurable eye disease, once diagnosed, only certain treatments or dietary approaches can slow its progression. Therefore, preventing macular degeneration becomes crucial, and modifying one's diet or adopting specific dietary therapies is one of the most direct methods. This article will outline key nutrients and dietary habits for managing macular degeneration through nutrition, helping readers maintain healthy vision.

6 Key Nutrients for Preventing Macular Degeneration

The following are nutrients beneficial for preventing macular degeneration and some corresponding food references:

  • Lutein: Spinach, asparagus, carrots, cauliflower, pumpkin, etc.
  • Vitamin A: Red sweet potatoes, egg yolks, beef liver, mangoes, goji berries, etc.
  • Vitamin B complex: Salmon, pork, avocado, milk, nuts, etc.
  • Vitamin C: Lemons, kiwis, oranges, papayas, strawberries, etc.
  • Vitamin E: Salmon, almonds, cashews, wheat germ, olive oil, etc.
  • Zinc: Whole grains, seafood, meat, and legumes

葉黃素

Lutein is a vital component of the retina and macula, serving as the primary source of retinal pigment. It not only possesses antioxidant properties but also absorbs harmful light, reducing eye damage from light exposure and lowering the risk of developing macular degeneration.

Vitamin A

Appropriate supplementation of vitamin A helps maintain normal retinal epithelial cell function and promotes metabolism in the cornea and retina.

Vitamin B Complex

The B vitamin complex includes multiple vitamins such as B1, B2, B6, and B12, which effectively maintain photoreceptor and retinal nerve cells while preventing cellular aging. These vitamins help promote blood circulation within the eye and alleviate eye fatigue. Individuals who frequently strain their eyes are advised to supplement with these nutrients to reduce the risk of developing macular degeneration.

Vitamin C

Increasing vitamin C intake not only helps prevent macular degeneration but also guards against eye conditions such as cataracts, glaucoma, and retinal disorders. Vitamin C possesses powerful antioxidant properties that shield the eyes from free radical damage. It also enhances blood circulation in the retinal microvasculature, thereby helping to prevent macular degeneration.

Vitamin E

Vitamin E possesses free radical scavenging properties and can slow the oxidation of lutein, thereby maintaining eye health and helping prevent macular degeneration. Furthermore, vitamin E is primarily concentrated in the retinal pigment epithelium layer and photoreceptor cells, making it one of the essential nutrients for preserving retinal health.

Zinc

Zinc possesses significant antioxidant properties and has been confirmed by numerous scholars to effectively maintain eye health and prevent macular degeneration. Furthermore, zinc aids in the metabolic function of vitamin A within the eye, helping to maintain normal retinal epithelial function and preserve visual health.

Dietary Habits for Preventing Macular Degeneration

In addition to specific nutrients, good dietary habits are also key to preventing macular degeneration. Here are several dietary approaches that support vision health:

Low Glycemic Diet

Diabetics are more susceptible to macular degeneration and a range of eye diseases than the general population. This is because excessively high blood sugar levels can damage the retina and even cause retinal detachment. Therefore, ophthalmologists generally recommend that diabetic patients follow a low-glycemic diet to reduce advanced glycation end products (AGEs). This approach helps control blood sugar while also preventing eye conditions such as retinal detachment and macular degeneration.

A low-glycemic diet , as the name suggests, involves consuming foods with low glycemic loads to minimize blood sugar fluctuations. Examples include whole grains, vegetables, and lean meats, which are considered low-glycemic foods. Conversely, white rice, white bread, and processed meats are classified as high-glycemic foods.

Beyond individuals with diabetes, the general population may also consider adopting a long-term low-glycemic diet to maintain overall health. The simplest approach to implementing a low-glycemic diet is to follow dietary guidelines for diabetes management. This not only helps prevent macular degeneration but also reduces the risk of developing diabetes.

Mediterranean Diet

A study in Australia found that participants following a Mediterranean diet had a 41% lower risk of developing macular degeneration compared to those not following the diet, confirming that the Mediterranean diet can help prevent macular degeneration.

The Mediterranean diet emphasizes fresh vegetables, fruits, fish, olive oil, and nuts, with limited red meat and dairy products. This dietary pattern is rich in antioxidants and unsaturated fatty acids, effectively reducing eye inflammation and helping prevent macular degeneration.

If you wish to prevent or improve macular degeneration through the Mediterranean diet, it is recommended to consult your ophthalmologist for further advice or seek additional knowledge and dietary guidance on preventing macular degeneration from your nutritionist.

Balanced Diet

If you are unable to follow a low-glycemic diet or Mediterranean diet to prevent macular degeneration due to work or other reasons, then strive to ensure balanced nutrition daily. Aim to consume two servings of fruit and five different colored vegetables each day, while reducing intake of fast food or foods high in oil, salt, and sugar.If needed, consult a nutritionist to create a personalized dietary plan for preventing macular degeneration or consider appropriate supplements. Maintaining a balanced diet not only helps prevent macular degeneration but also supports overall health.

If you suspect you have macular degeneration, do not blindly trust folk remedies or unproven treatments. It is essential to consult an ophthalmologist promptly and undergo a thorough examination. Allow a professional doctor to develop the most effective treatment plan for you.

Frequently Asked Questions

What soups are recommended for macular degeneration?

If you simply wish to prevent macular degeneration, any soup containing a balanced mix of various nutrients is suitable for consumption. For patients already diagnosed with macular degeneration, it is advisable to consult a nutritionist or ophthalmologist to select soups that are effective for treating the condition.

Can macular degeneration be cured solely through dietary therapy?

Currently, there is no complete cure for macular degeneration. However, appropriate treatment and dietary management may slow the progression of the disease. It is strongly recommended to seek immediate medical attention if you suspect you have macular degeneration.

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Causes and Treatment Methods for Floaters

Causes, Symptoms, and Treatment of Floaters Detailed Explanation by an Ophthalmologist

Floaters are a common vision issue where patients see floating dark spots, tadpole-shaped figures, thread-like objects, and other shapes in their field of vision. Floaters come in many forms, and each patient describes them differently. Can floaters be treated? Will they go away on their own? Dr. Tong Wenjie, an ophthalmologist, will address these questions below.

What is floaters?

Floaters are medically known as vitreous degeneration. Inside our eyeball lies a transparent, gel-like substance called the vitreous humor, situated at the center of the eye—behind the lens and in front of the retina.Under normal conditions, the vitreous fills the entire vitreous cavity, maintaining the eye's shape and ensuring light is properly refracted onto the retina to form images. When vitreous degeneration occurs, the gel-like substance within liquefies, forming tiny fibers that float within the vitreous cavity—these are the dark spots patients perceive.

Causes of Floaters

The primary causes of floaters can be broadly categorized into three types: physiological, degenerative, and pathological.

physiological

Physiological floaters commonly occur in individuals under 40 or those who overuse their eyes long-term, such as garment workers, teachers, and office workers who spend extended periods at computers.Generally, up to 80% of floaters cases are physiological. Patients may perceive dark spots or lines within their visual field, which are caused by impurities within the vitreous humor. Currently, there are no medications or surgical procedures to treat this type of floaters. However, there is no need for excessive concern, as these dark spots will typically fade from the visual field over time.

Degenerative

Inside the eyeball is a transparent gel-like substance called the vitreous humor, located behind the lens and in front of the retina.As we age, this vitreous body degenerates and breaks down into tiny fibers. These fibers float within the vitreous, causing us to see dark spots or patches in our vision. Some people may also see thread-like or worm-like shapes. As long as the dark spots in the eye do not increase in number and remain relatively stationary, this is considered benign floaters, and there is no need for excessive worry.

pathological

Pathological floaters arise from other eye conditions or systemic vascular diseases, such as: traction from external force, trauma, or systemic vascular disorders like retinal detachment, diabetes, or hypertension. These can all lead to vitreous detachment and hemorrhage, causing dark spots or even dark patches in the visual field.If left untreated, this type of floater can potentially lead to permanent vision loss. Patients are advised to seek treatment for floaters as early as possible.

Symptoms of Floaters

The initial symptoms of floaters are easily recognizable. Patients perceive floating objects within their field of vision—visible yet elusive—particularly noticeable under bright light or against a light background. Floaters manifest in diverse shapes, so each patient observes different forms:

  • Black spots in the eye
  • The eyes see lines
  • See the mesh
  • cloud-like formation
  • The eyes see things that look like worms, one after another.

If you experience worsening symptoms of floaters, such as a sudden increase in floaters, flashes of light in the eyes, dark shadows in the eyes, vision obstruction, or blurred vision, you should immediately seek a thorough examination by an ophthalmologist and follow the doctor's recommended treatment plan to improve the floaters.

Treatment Methods for Floaters

Generally, early-stage floaters do not require immediate treatment. Most people adapt to the presence of dark spots over time, or these spots may settle at the bottom of the vitreous over time, no longer affecting vision. However, if you notice an increase in dark spots, experience shadows in your vision, or feel these spots are impacting your daily life, you may consider laser treatment or floater surgery to improve the dark spots in your eyes.

Laser therapy

Laser treatment is suitable for larger, concentrated vitreous fibers. By breaking these fibers into smaller fragments with laser energy, symptoms of floaters can be improved or eliminated.Performed under local anesthesia, the procedure is painless and takes approximately 15 to 20 minutes. However, this treatment is not suitable for everyone. If the fibers are loose or located too close to the macula or lens, laser therapy should be avoided to prevent complications such as cataracts or macular damage.

Vitrectomy

Vitrectomy surgery involves removing the vitreous gel inside the eye through a small incision and replacing it with a solution to maintain the eye's shape. The procedure typically takes about 10 to 15 minutes. While this surgery can effectively clear fibrous debris, it may also cause bleeding or retinal tears, potentially leading to new floaters. Therefore, most physicians do not recommend this surgery for treating floaters.

Additionally, many patients attempt to alleviate symptoms of eye degeneration by using eye drops and request floaters eye drops from ophthalmologists. It is important to note that eye drops cannot penetrate the vitreous humor, so relying solely on eye drops cannot treat vitreous degeneration. Remember not to casually trust floaters eye drops recommended by non-professionals.

Preventing Floaters

Floaters are primarily caused by vitreous degeneration due to aging and high myopia. Currently, there is no way to completely prevent floaters from occurring, but we can slow down the progression of eye degeneration through daily care. Here are some methods to help prevent floaters:

  • Avoid excessive use of electronic devices (take a 5- to 10-minute break after every hour of screen time).
  • Read or work in well-lit conditions whenever possible to prevent worsening myopia.
  • Ensure a balanced diet daily and reduce intake of foods high in oil, salt, and sugar.
  • Increase your intake of nutrients such as carotenoids, anthocyanins, and vitamins.
  • Get regular physical and eye exams

Frequently Asked Questions

How can floaters be eliminated?

If you feel that the dark spots in your vision are significantly impacting your daily life, you may consider laser treatment or vitrectomy surgery to eliminate floaters.

Why did I suddenly develop floaters?

Floaters may result from physiological, degenerative, or pathological causes. It is recommended to consult a professional ophthalmologist to accurately determine the cause of your floaters and the appropriate treatment method.

Will floaters disappear on their own?

Floaters do not disappear on their own, but most people gradually adapt to their presence over time.

What happens if you ignore floaters?

Benign floaters generally require no intervention. However, monitor whether the number of dark spots increases. If you experience significant visual obstruction, seek prompt medical attention to avoid delayed treatment that could lead to blindness.

Is floaters a complication of cataract surgery?

The side effects of cataract surgery do not include floaters. Some patients notice floaters after cataract surgery because their vision was too blurry before the procedure to detect the pre-existing floaters.

飛蚊症原因、症狀及治療方法 眼科醫生為您詳解 Read More »