Blogs : #เลสิก

Sort

What Is Thin Cornea? Causes, Symptoms, and Eye Care Tips

A thin cornea refers to a condition where the cornea—the clear, dome-shaped front layer of the eye—has a thickness lower than normal, which can affect vision and overall eye health. This condition may result from various causes such as natural aging, frequent eye rubbing, genetic disorders, or side effects from eye surgeries like LASIK. Common symptoms include blurry vision, frequent changes in prescription, distorted images, and unusually high astigmatism.   Understanding the Cornea The cornea is the transparent, curved layer covering the front part of the eye. It helps focus light into the eye for clear vision and serves as a protective barrier against dust and germs. Normally, corneal thickness ranges between 520–550 microns, but it may thin with age.   What Is a Thin Cornea? A thin cornea is typically defined as a corneal thickness of less than 500 microns (0.5 mm). It is not necessarily a disease and often requires no treatment. However, thin corneas can affect certain diagnoses—such as glaucoma—since intraocular pressure readings may appear lower than actual values. Corneal thickness also plays an important role in refractive surgery decisions. For example, patients with thin corneas and high refractive errors (nearsightedness or astigmatism) may not be ideal candidates for LASIK, as the remaining corneal tissue after surgery might be too thin. This could increase the risk of complications like keratoconus or corneal ectasia. In such cases, ophthalmologists may recommend alternative procedures such as PRK, ICL, FemtoLASIK, ReLEx SMILE Pro, or NanoLASIK, which preserve more corneal tissue. Therefore, detailed corneal thickness assessment is essential before undergoing LASIK to ensure safe and effective outcomes.   Does Wearing Contact Lenses Cause Thinning of the Cornea? Generally, wearing contact lenses correctly does not thin the cornea. However, prolonged use without proper cleaning or rest may lead to oxygen deprivation or corneal infections, which can gradually weaken or thin corneal tissue.   Causes of Thin Cornea There are several factors that can lead to corneal thinning: 1. Genetic Conditions Keratoconus: The most common cause, where the cornea gradually thins and bulges outward into a cone shape, leading to irregular astigmatism and blurred vision. It usually appears during the teenage years to early adulthood. Corneal Dystrophies: Such as Pellucid Marginal Degeneration (PMD), where thinning occurs in the lower peripheral cornea. 2. Eye Surgery or Injury Procedures like LASIK or PRK can thin the cornea, especially if excessive corneal tissue is removed. Repeated eye injuries or untreated infections (e.g., corneal ulcers, keratitis) can also cause thinning due to tissue damage. 3. Systemic Diseases and Medication Autoimmune diseases such as Rheumatoid Arthritis or SLE can cause chronic inflammation, leading to corneal thinning.Long-term use of steroid eye drops may also weaken corneal tissue over time.   Symptoms of Thin Cornea Corneal thinning often progresses slowly and may not show early signs. Key symptoms include: Blurry or distorted vision Frequent changes in prescription High or irregular astigmatism Difficulty focusing or double vision   Diagnosis Thin cornea is often detected during pre-LASIK evaluations.Eye doctors use devices like: Keratometer: Measures corneal curvature and astigmatism. Corneal Topography: Creates a detailed map of corneal thickness and shape. Tomographic Biomechanical Index (TBI): Evaluates corneal strength and risk of ectasia. While early symptoms can hint at the condition, only a comprehensive eye exam by an ophthalmologist can confirm it.   Summary Thin cornea is a silent condition that can significantly impact vision if left untreated. Early detection—especially before refractive surgery—is crucial.At Bangkok Eye Hospital, advanced diagnostic tools and experienced specialists ensure accurate corneal thickness evaluation and personalized treatment planning to maintain long-term eye health.     FAQ: Frequently Asked Questions About Thin Cornea 1. Can corneal thickness be increased?No, corneal thickness cannot naturally increase as it is determined by the cornea’s internal structure. 2. What happens if thin cornea is left untreated?It may lead to worsening blurred vision, irregular astigmatism, or even corneal ectasia. In severe cases, acute hydrops or corneal perforation may occur, leading to permanent vision loss if untreated. 3. Can thin cornea be prevented?Yes — by avoiding vigorous eye rubbing, maintaining good eye hygiene, limiting contact lens wear time, and having regular eye checkups, especially if there is a family history of corneal diseases.
Read More

What Causes Dry Eyes After LASIK and How to Care for Them

Dry eye after LASIK occurs due to the surgery affecting the function of the tear glands, causing reduced tear production and imbalance in the tear film, which leads to eyes feeling dry and less hydrated. Post-LASIK dry eye is usually not dangerous, but if left unmanaged, it can cause irritation or increase the risk of infection. You should consult a doctor if symptoms are severe or persist. Artificial tears after LASIK help moisturize the eyes, relieve dryness and irritation, promote faster recovery, and reduce the risk of complications. After LASIK, many people experience dry eyes, a common issue that can cause significant discomfort. Understanding the causes and proper care—such as using artificial tears or adjusting daily habits—can help restore eye health quickly and safely, allowing you to return to normal life comfortably. Causes of Dry Eye After LASIK The main causes of dry eye after LASIK are related to temporary effects of the surgery on eye function, such as:   Corneal flap creation During LASIK, a laser creates a flap in the cornea, cutting some corneal nerves that normally send signals to the brain to stimulate tear production. This temporarily reduces tear production.   Corneal surface inflammation LASIK causes mild inflammation on the corneal surface, affecting tear film balance. Normally, the tear film lubricates and protects the eye, but when it becomes unstable, tears evaporate faster, causing dry, irritated eyes. Frequent use of artificial tears can help restore moisture and relieve discomfort.   Pre-existing dry eye Patients who already have dry eye before LASIK may experience worsened symptoms after surgery. The procedure affects tear glands and tear film, increasing dryness, irritation, and discomfort. Inform your ophthalmologist beforehand and prepare for close post-surgery care.   Is Dry Eye After LASIK Dangerous? Dry eye is common after LASIK and usually not severe. It can cause discomfort, burning, or irritation for a period after surgery. The main reason is that surgery affects tear gland function and tear quality, reducing tear production. With proper care and following medical advice, dry eye usually improves and resolves within a few weeks to months.   The Importance of Artificial Tears After LASIK The most effective way to relieve post-LASIK dry eye is frequent use of artificial tears as directed by your doctor, especially in the first week after surgery. Artificial tears contain moisturizing agents like hypromellose, sodium hyaluronate, or carboxymethylcellulose. They are essential for all LASIK patients, helping restore moisture, reduce burning, and relieve dry eye—a common side effect in the first six months after surgery. LASIK affects the cornea and tear production, making artificial tears crucial.   Which Artificial Tears Should You Use? Artificial tears come in various types and formulations to suit individual needs, including: Preservative-free single-use vialsThese are used within 24 hours of opening, feel comfortable on the eyes, have lower risk of allergy, but are more expensive than preservative-containing versions.   Self-Care to Relieve Dry Eye After LASIK Proper self-care is essential in addition to artificial tears, helping eyes recover fully. Recommendations include: Take regular breaksAvoid prolonged screen time. Follow the “20-20-20” rule: every 20 minutes, look at an object 20 feet (≈6 meters) away for 20 seconds to reduce strain and maintain moisture. Use eye shields as directedImmediately after surgery, use eye shields to protect from dirt and prevent irritation. Follow doctor instructions, usually for the first day and then nightly for one week, except when applying prescribed drops. Avoid dry environmentsStay away from direct air conditioning, fans, strong wind, or smoke, as these can worsen dryness. Artificial tears help maintain moisture in such conditions. Avoid water contactDo not swim, splash your eyes, or wash your face forcefully to prevent infection or interfere with healing. Avoid eye makeupEyes are sensitive after LASIK, particularly during dry eye recovery. Avoid makeup unless advised by your ophthalmologist, usually allowed one week after surgery. Avoid dustExposure to dust or dirt can cause irritation or infection. Protect eyes with glasses or masks if needed and wash hands before touching eyes. Support eye healthStay hydrated to promote natural tear production. Omega-3 supplements (fish oil or flaxseed) can improve tear quality and reduce dryness.   Summary Dry eye after LASIK is a common side effect caused by surgery affecting tear production, leading to dryness and irritation. Proper care—such as preservative-free artificial tears, adequate hydration, and avoiding dust—helps relieve symptoms and speeds recovery. Choosing the right type of artificial tears according to doctor recommendations is important. Bangkok Eye Hospital provides LASIK with advanced technology and post-surgery care for safe and effective results.   FAQ About Dry Eye After LASIK   How long does dry eye last after LASIK? Symptoms usually improve and resolve within 3–6 months as corneal nerves recover, though some individuals may take slightly longer.   Which artificial tears are best? Preservative-free artificial tears are recommended because they are gentle and can be used frequently without causing irritation. Always follow your doctor’s instructions.   Can I wear contact lenses if my eyes are dry? No, avoid contact lenses during recovery, as they can increase friction, irritation, and complications.

How to Choose the Right LASIK Procedure If You Rub Your Eyes Frequently

Rubbing your eyes after LASIK can cause corneal flap displacement or injury, which may lead to blurry vision or infection. For those who often rub their eyes, techniques such as PRK and SMILE are generally safer because they do not create a corneal flap, minimizing risks and promoting better recovery. After surgery, patients should avoid rubbing their eyes, refrain from eye makeup, prevent water from entering the eyes, and wear protective eyewear to avoid irritation. Frequent eye rubbing is a habit that should be avoided—especially if you’ve had or are planning to undergo LASIK. Besides causing irritation, it can increase the risk of severe complications. If you wish to correct your vision safely, choosing the right LASIK technique for your habits and following proper aftercare is essential for long-lasting, safe results.   Why Rubbing Your Eyes After LASIK Can Be Dangerous Rubbing your eyes—particularly during the recovery period—can cause serious damage. Each LASIK technique involves different healing mechanisms, and eye rubbing can disrupt them in various ways: After traditional LASIK:LASIK involves creating a corneal flap. Excessive rubbing can cause the flap to shift, fold, or detach, which is a medical emergency requiring immediate correction. It may also lead to infection or blurry vision. After PRK (Photorefractive Keratectomy):Although PRK doesn’t create a flap, the outer corneal surface is removed during surgery. Rubbing your eyes may delay healing, cause infection, or lead to scarring. Corneal Ectasia (Keratoconus):People who rub their eyes frequently are at higher risk of keratoconus—a condition where the cornea thins and bulges outward. This can make certain types of LASIK unsuitable or worsen the condition after surgery. Best LASIK Techniques for People Who Rub Their Eyes Often If you tend to rub your eyes, consulting an ophthalmologist to evaluate your eye health and select a non-flap or minimally invasive technique is the safest approach. Recommended techniques include: PRK (Photorefractive Keratectomy) / TransPRK This method reshapes the corneal surface using a laser without creating a flap. It’s safer for frequent eye rubbers since there’s no flap that can shift. The cornea also remains structurally stronger post-surgery.However, recovery takes longer—patients may feel discomfort or blurred vision for 3–5 days, and vision stabilizes more slowly than with LASIK.PRK is ideal for those with thin corneas, athletes, or people prone to eye rubbing—provided they follow postoperative care instructions closely. ReLEx SMILE (Small Incision Lenticule Extraction) This technique removes a small lenticule of corneal tissue through a 2–4 mm incision, avoiding flap creation. The small incision allows faster recovery and reduces the risk of flap displacement.However, it can’t correct long-sightedness and has certain limits on prescription range. SMILE is suitable for patients with mild to moderate myopia or astigmatism, or for those who want a fast recovery and minimal risk even if they accidentally rub their eyes. NanoReLEx® NanoReLEx® uses advanced nanosecond-level laser energy to reshape the cornea with high precision. The procedure calculates a 3D lenticule customized to the patient’s prescription, which is removed through a 2–3 mm incision.Because it uses low-energy pulses, it causes minimal disturbance to corneal tissue, leading to faster healing and less dryness. The tiny incision helps maintain corneal strength and shape after surgery. SMILE Pro® SMILE Pro® is the most advanced laser vision-correction technology available today. Using the Carl Zeiss VisuMax 800 laser, it completes treatment in only 8 seconds per eye with exceptional accuracy and comfort.It offers superior precision and faster recovery compared to older SMILE versions, making it ideal for patients with higher prescriptions or sensitive eyes. Post-LASIK Precautions for People Who Rub Their Eyes Frequently If you tend to rub your eyes, following postoperative care instructions is critical to ensure proper healing and prevent complications. 1. Avoid Rubbing Your Eyes Excessive pressure can dislodge or damage the corneal flap and compromise your results. Learn to control the urge to rub your eyes before and after surgery to preserve long-term vision quality. 2. Use Prescribed Eye Drops If dryness or itchiness causes you to rub your eyes, consult your doctor for lubricating or anti-allergy drops. These reduce irritation, keep eyes moist, and make recovery smoother. 3. Wear Protective Glasses During the first week, wear glasses to shield your eyes from wind, dust, and bright light. They also act as a physical reminder to avoid touching your eyes. 4. Clean Your Eyes Gently Follow your doctor’s cleaning instructions carefully. Avoid rubbing while cleaning—use sterile saline or a clean damp cloth to gently wipe around the eyes to prevent infection and support healing. 5. See Your Doctor Immediately if Symptoms Occur If you accidentally rub your eyes hard or notice pain, redness, tearing, blurriness, or abnormal dryness, see your ophthalmologist right away. These could indicate complications such as flap displacement or infection.Also, minimize screen time and rest your eyes frequently to reduce dryness and fatigue during recovery. Summary For people who rub their eyes often, choosing the right LASIK technique is crucial to minimize complications such as flap displacement or corneal weakening.Non-flap or minimally invasive options like PRK or SMILE are safer and allow faster recovery while maintaining corneal strength. At Bangkok Eye Hospital, our experienced ophthalmologists use advanced diagnostic tools to recommend the most suitable LASIK technique based on your eye condition and lifestyle. We provide personalized care and post-LASIK guidance to ensure optimal results and safe, long-term vision improvement. FAQ: LASIK for People Who Rub Their Eyes Frequently Can I still get LASIK if I rub my eyes often? Yes, but with extra caution. Your doctor will assess your eye condition and habits. If you can control your eye-rubbing post-surgery, LASIK can still be performed safely. Otherwise, a non-flap procedure like PRK or SMILE may be recommended. How can I stop rubbing my eyes? Use lubricating or anti-allergy eye drops to relieve dryness and itching. Protect your eyes from dust and wind with glasses, and be mindful of your behavior to break the habit gradually. What should I do if I accidentally rub my eyes after LASIK?   If you rub your eyes hard (especially within the first 1–3 months) and experience pain, blurred or double vision, or a foreign-body sensation, visit your ophthalmologist immediately. Early diagnosis and treatment can prevent severe damage and restore clear vision.  
Cataract Center
Retina Center
Laser Vision LASIK Center
Glaucoma Center
Cornea Center
Children's Eye Center
Oculoplastic
Neuro-ophthalmology Center

เลสิกสำหรับนักแบดมินตัน เพิ่มความคมชัดเพื่อชัยชนะทุกคอร์ต | Bangkok Eye Hospital

เลสิกสำหรับนักแบดมินตัน: พลิกเกมด้วยสายตาที่คมชัดกว่า 🏸 “พริบตาเดียวบนคอร์ต อาจเปลี่ยนชัยชนะเป็นความพลาด” การเล่นแบดมินตันไม่ได้อาศัยเพียงแค่พละกำลังหรือความเร็ว แต่หัวใจสำคัญคือ การมองเห็นที่แม่นยำและรวดเร็ว เพื่อการ "อ่านเกม อ่านลูก และอ่านทางคู่แข่ง" ได้เหนือกว่าใคร! อุปสรรคทางสายตาที่นักกีฬาต้องเจอ เคยไหมที่ต้องมัวดันแว่นระหว่างการแข่งขัน? หรือกังวลว่าคอนแทคเลนส์จะหลุดกลางเกม? ปัญหาเหล่านี้อาจทำให้คุณเสียสมาธิและพลาดจังหวะสำคัญในเสี้ยววินาที... ซึ่งอาจหมายถึงการเสียคะแนนหรือพลาดชัยชนะไปอย่างน่าเสียดาย LASIK: คำตอบสำหรับนักกีฬายุคใหม่ การทำเลสิก (LASIK) คือทางเลือกที่ตอบโจทย์สำหรับนักกีฬาแบดมินตันและผู้ที่รักการออกกำลังกายทุกคน ช่วยปลดล็อกศักยภาพของคุณให้เหนือกว่าเดิม สายตาคมชัด: โฟกัสการเคลื่อนไหวของลูกขนไก่ได้ดีขึ้น คล่องตัวทุกการเคลื่อนไหว: ไม่ต้องกังวลเรื่องแว่นหรือคอนแทคเลนส์ มั่นใจในทุกช็อต: ทั้งลูกตบ ลูกหยอด หรือลูกตัด เมื่อไร้กังวลเรื่องสายตา คุณจะสามารถโฟกัสที่เกมการแข่งขันได้อย่างเต็มที่ เพราะการมองเห็นที่ดี ไม่ได้แค่ทำให้เล่นดีขึ้น แต่ทำให้คุณ “มั่นใจในทุกการเคลื่อนไหว” ปรึกษาการทำเลสิกสำหรับนักกีฬา ดวงตามีคู่เดียว มั่นใจให้แพทย์เฉพาะทางดูแล ที่ Laser Vision at Bangkok Eye Hospital เลียบทางด่วนรามอินทรา โทรเลย: 02-511-2111 #LASERVISION #SMILEPro #LASIK #BangkokEyeHospital #เลสิกไร้ใบมีด #LASIKForSport #Badminton #กีฬาแบดมินตัน
Cataract Center
Retina Center
Laser Vision LASIK Center
Glaucoma Center
Cornea Center
Children's Eye Center
Oculoplastic
Neuro-ophthalmology Center

ภาพเบลอในสนาม อาจทำให้คุณพลาดโอกาสสำคัญ

"ภาพเบลอในสนาม อาจทำให้คุณพลาดโอกาสสำคัญ" ⚽👀 เพราะในทุกวินาทีของการแข่งขัน… “สายตา” คืออาวุธลับที่คุณอาจมองข้าม จะเล็ง จะส่ง จะยิง ทุกจังหวะต้องแม่นยำ แต่ถ้ามองไม่ชัดตั้งแต่แรก คุณอาจพลาดสิ่งสำคัญที่อยู่ตรงหน้า โอกาสสำคัญที่คุณอาจพลาดไป ไม่ว่าจะเป็น: ✅ โอกาสในการยิงประตู ✅ การอ่านเกมในเสี้ยววินาที ✅ การเคลื่อนไหวที่มั่นใจและคล่องตัว การทำเลสิกช่วยให้คุณกลับมามองเห็นชัด ลดการพึ่งพาแว่นหรือคอนแทคเลนส์ พร้อมเปลี่ยนทุกเกมให้คุณ "คุมสนามได้อยู่หมัด" พร้อมลงสนามด้วยสายตาที่เหนือกว่า 📍 Laser Vision at Bangkok Eye Hospital ปรึกษาการทำเลสิกสอบถามได้ที่ 02-511-2111 #LASERVISION #SMILEPro #LASIK #smarteyehospital #BangkokEyeHospital #QualityEyeCare #BestVisionBestVersion #NoBlade #เลสิกไร้ใบมีด #LASIKForSport #Sport #Football #กีฬาฟุตบอล
Cataract Center
Retina Center
Laser Vision LASIK Center
Glaucoma Center
Cornea Center
Children's Eye Center
Oculoplastic
Neuro-ophthalmology Center

Laser Vision: ปลดล็อกศักยภาพนักกอล์ฟ ด้วยเลสิก (LASIK) และ SMILE Pro

กอล์ฟ คือ เกมของการโฟกัส 🏌️‍♂️ เล่นกอล์ฟเก่งแค่ไหน ถ้ามองไม่ชัด… ก็พลาดได้ง่าย ๆ การทำเลสิก ไม่ได้แค่ช่วยให้คุณมองชัดขึ้นแต่ช่วย “ยกระดับเกม” ของคุณไปอีกขั้น ไม่ต้องเล็งผ่านเลนส์ ไม่ต้องพะวงแว่นหลุด เห็นธงชัดตั้งแต่ระยะ 200 หลา เล่นได้มั่นใจ โฟกัสได้เต็มที่ในทุกหลุม อย่าปล่อยให้สายตาเป็นอุปสรรคของวงสวิง ยกระดับเกมกอล์ฟของคุณวันนี้ 📍 Laser Vision at Bangkok Eye Hospital เลียบทางด่วนรามอินทรา ดวงตามีคู่เดียว มั่นใจให้แพทย์เฉพาะทางดูแล ปรึกษาการทำเลสิกสอบถามได้ที่ 02-511-2111 #LASERVISION #SMILEPro #LASIK #smarteyehospital #BangkokEyeHospital #QualityEyeCare #BestVisionBestVersion #GolfVision #LASIKForGolfers

LASIK for Astigmatism

What is LASIK for Astigmatism? LASIK (Laser-Assisted in Situ Keratomileusis) is an advanced laser vision correction procedure designed to treat astigmatism, along with nearsightedness (myopia) and farsightedness (hyperopia). Astigmatism occurs when the cornea has an irregular shape, causing blurred or distorted vision at all distances. At Bangkok Eye Hospital, we offer state-of-the-art LASIK treatments to help patients achieve clearer, sharper vision with minimal downtime. Benefits of LASIK for Astigmatism Corrects Blurred or Distorted Vision – Reshapes the cornea for improved clarity Quick and Painless Procedure – Takes only about 15 minutes per eye Fast Recovery – Most patients experience better vision within 24 hours Reduces Dependence on Glasses and Contact Lenses Long-Lasting Results – Stable vision improvement for years to come Who is a Good Candidate for LASIK? Eligibility Criteria 18 years or older with a stable vision prescription for at least 1 year Mild to moderate astigmatism that falls within treatable limits Healthy corneas with sufficient thickness No severe dry eye syndrome or eye diseases Not pregnant or nursing The LASIK Procedure at Bangkok Eye Hospital Step-by-Step Process Comprehensive Eye Examination – To determine LASIK suitability Pre-Surgery Preparation – Numbing eye drops and safety measures Corneal Reshaping – Laser precisely reshapes the cornea to correct vision Post-Surgery Care – Immediate rest and follow-up visits for monitoring Recovery and Aftercare What to Expect After LASIK Mild discomfort or dryness for a few days Blurry vision initially, improving within 24–48 hours Avoid strenuous activities and eye rubbing for a few weeks Regular follow-up checkups to ensure proper healing Why Choose Bangkok Eye Hospital for LASIK? Experienced Surgeons – Specialists in laser eye surgery Advanced Laser Technology – Precision and safety with cutting-edge equipment Personalized Treatment Plans – Tailored to your specific vision needs Comprehensive Post-Surgery Care – Ensuring optimal results and long-term eye health Book Your LASIK Consultation Today Take the first step toward clearer, sharper vision! Schedule a consultation with our LASIK specialists at Bangkok Eye Hospital today.

Contact Us

calling
Contact Us :