{"id":9271,"date":"2023-02-22T09:25:19","date_gmt":"2023-02-22T08:25:19","guid":{"rendered":"https:\/\/swisslaser.pl\/blog\/what-is-the-difference-between-cataracts-and-glaucoma\/"},"modified":"2026-10-03T13:14:26","modified_gmt":"2026-10-03T11:14:26","slug":"what-is-the-difference-between-cataracts-and-glaucoma","status":"publish","type":"post","link":"https:\/\/swisslaser.pl\/en\/blog\/what-is-the-difference-between-cataracts-and-glaucoma\/","title":{"rendered":"What is the difference between cataracts and glaucoma?"},"content":{"rendered":"\n<div class=\"wp-block-group sl-zacma\" style=\"border-width:1px;padding-top:20px;padding-right:20px;padding-bottom:20px;padding-left:20px\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<h2 class=\"wp-block-heading\">Cataracts vs. Glaucoma \u2013 In Brief<\/h2>\n\n\n<ul class=\"wp-block-list\">\n<li><strong>These are two completely different diseases.<\/strong> <a href=\"https:\/\/swisslaser.pl\/en\/cataracts\/\">Cataracts<\/a> affect the lens, <a href=\"https:\/\/swisslaser.pl\/en\/examinations-and-qualification\/glaucoma-examination\/\">glaucoma<\/a> \u2013 the optic nerve. They are mainly linked by the fact that both occur more frequently with age.<\/li>\n\n<li><strong>Cataracts are reversible.<\/strong> The clouded lens is replaced with an implant, and vision returns because the optic nerve itself remains intact.<\/li>\n\n<li><strong>Glaucoma is irreversible.<\/strong> Damaged optic nerve fibers cannot be regenerated \u2013 treatment can only halt the further progression of the disease.<\/li>\n\n<li><strong>Symptoms differ fundamentally:<\/strong> cataracts cause blurriness and fading colors in the center of the visual field; glaucoma often shows no symptoms for a long time, then narrows the visual field from the periphery. Both diseases can occur simultaneously.<\/li>\n\n<li><strong>We treat cataracts surgically in Warsaw and Krakow.<\/strong> Glaucoma requires continuous ophthalmological care \u2013 before every cataract surgery, we assess the optic nerve and intraocular pressure. See <a href=\"https:\/\/swisslaser.pl\/en\/cataract-surgery-in-warsaw\/\">cataract surgery in Warsaw<\/a> or <a href=\"https:\/\/swisslaser.pl\/en\/cataract-treatment-in-krakow\/\">cataract treatment in Krakow<\/a>.<\/li>\n<\/ul>\n<\/div><\/div>\n\n<p class=\"wp-block-paragraph\">Have you noticed that the world around you seems a bit dimmer? Maybe you squint more often, or feel like your glasses are perpetually dirty? The words \u201ccataracts\u201d or \u201cglaucoma\u201d can make anyone&#8217;s heart beat faster, because sight is our most important connection to the world. At SwissLaser, we believe that fear only has big eyes when we lack knowledge. Once you understand exactly what is happening in your eye, you will feel relief and know how to act to enjoy sharp vision for many years to come.<\/p>\n\n<h2 class=\"wp-block-heading\"><strong>What will you learn from the text below?<\/strong><\/h2>\n\n<ul class=\"wp-block-list\">\n<li><strong>What exactly is the difference between cataracts and glaucoma?<\/strong> Cataracts are simply the clouding of your natural lens, while glaucoma is an insidious disease that destroys the optic nerve.<\/li>\n\n\n\n<li><strong>Do both diseases give similar signals?<\/strong> With cataracts, the world looks as if you are looking through a fog, and glaucoma quietly \u201ctakes away\u201d the image from the sides, leaving only the center of the visual field.<\/li>\n\n\n\n<li><strong>Can you have both at once?<\/strong> Unfortunately, yes, and what&#8217;s more \u2013 an old, unoperated cataract can cause a dangerous spike in pressure and lead to an acute glaucoma attack.<\/li>\n\n\n\n<li><strong>How do we treat these conditions today?<\/strong> Cataracts are simply replaced with a new lens during a short procedure, and we try to stop glaucoma with medication or a precise laser.<\/li>\n\n\n\n<li><strong>How often should you visit an ophthalmologist for a check-up?<\/strong> If everything is fine, a visit once every two years is enough, but if you are in a risk group, we see each other annually.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\"><strong>Cataracts vs. Glaucoma: Two Different Conditions, One Shared Fear<\/strong><\/h2>\n\n<h3 class=\"wp-block-heading\"><strong>Lens vs. Optic Nerve \u2013 Where Does the Problem Lie?<\/strong><\/h3>\n\n<p class=\"wp-block-paragraph\">Imagine your eye is a modern camera. Cataracts are a situation where the front lens of the objective simply fogs up or gets so dirty that light can no longer pass through it. Glaucoma is a completely different story \u2013 here, the cable transmitting the image from the camera to the computer (i.e., your optic nerve) is damaged. While we can easily replace a dusty \u201clens\u201d with a brand new one today, we cannot yet repair a damaged \u201ccable.\u201d Do you see now why every second counts with glaucoma?<\/p>\n\n<h3 class=\"wp-block-heading\"><strong>Can you suffer from both diseases simultaneously?<\/strong><\/h3>\n\n<p class=\"wp-block-paragraph\">Unfortunately, fate can be malicious, and these two diseases can go hand in hand. What&#8217;s worse, cataracts can \u201cgrow\u201d glaucoma. How is this possible? As the lens clouds, it becomes hard and swells, causing it to push against the inside of the eyeball. As a result, it blocks the outflow of fluids, pressure rises, and suddenly\u2026 boom, we have a glaucoma attack. That&#8217;s why at SwissLaser, we always repeat: don&#8217;t wait for cataract surgery until it \u201cmatures,\u201d because you might bring on a much more dangerous opponent.<\/p>\n\n<h2 class=\"wp-block-heading\"><strong>How to Recognize the Enemy? Comparison of Symptoms<\/strong><\/h2>\n\n<h3 class=\"wp-block-heading\"><strong>Cataract Signatures: Blurry Vision and the \u201cDirty Window\u201d Effect<\/strong><\/h3>\n\n<p class=\"wp-block-paragraph\">Cataracts are, one might say, \u201cmoody\u201d \u2013 they envelop the world in a delicate fog. Colors suddenly fade, and night driving becomes a challenge because every streetlamp blinds you with a thousand glares. Have you ever wondered why you see better in bad weather? This is a typical sign \u2013 when the sun doesn&#8217;t glare, your pupil dilates, and the image enters, bypassing the greatest clouding in the center of the eye.<\/p>\n\n<h3 class=\"wp-block-heading\"><strong>The Insidious Face of Glaucoma: From Floaters to Tunnel Vision<\/strong><\/h3>\n\n<p class=\"wp-block-paragraph\">Glaucoma is a \u201csilent thief.\u201d For years, it may not cause pain or reveal its existence. Your central vision may be perfect, but slowly, inch by inch, you lose what&#8217;s happening on the sides. Before you know it, your field of vision may resemble looking through a narrow tube \u2013 this is called tunnel vision. Have you noticed strange floaters when looking at a light bulb? Or perhaps your eyes water for no reason? These could be the first, quiet calls for help.<\/p>\n\n<h2 class=\"wp-block-heading\"><strong>Risk Groups and Triggering Factors<\/strong><\/h2>\n\n<h3 class=\"wp-block-heading\"><strong>Who is Most at Risk for Primary Glaucoma?<\/strong><\/h3>\n\n<p class=\"wp-block-paragraph\">Unfortunately, the risk increases with every candle on the cake after forty. If your loved ones have struggled with glaucoma, you have significant myopia (over 4 diopters), or your cornea is naturally thinner \u2013 you should be vigilant. This is not a cause for panic, but for more frequent visits to the clinic.<\/p>\n\n<h3 class=\"wp-block-heading\"><strong>Acute Glaucoma Phase \u2013 When Eye Pain Becomes an Alarm Signal<\/strong><\/h3>\n\n<p class=\"wp-block-paragraph\">A sudden glaucoma attack is an emergency. Imagine terrible eye and head pain, nausea, and even vomiting. The eyeball becomes hard as a stone. Many patients think it&#8217;s a migraine or poisoning, while the eye is begging for immediate pressure reduction. In such a case, every minute of delay is a risk not worth taking!<\/p>\n\n<h2 class=\"wp-block-heading\"><strong>Modern Approach to Treatment in 2025<\/strong><\/h2>\n\n<p class=\"wp-block-paragraph\">At SwissLaser, we use technology our grandparents could only dream of.<\/p>\n\n<blockquote class=\"nv-cv-m wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Dr. Victor Derhartunian emphasizes this at every step:<\/strong> <em>\u201cToday&#8217;s microsurgery is a masterpiece of precision. We remove cataracts in a dozen minutes, often without the use of a traditional scalpel \u2013 it is replaced by a femtosecond laser that cuts with micron accuracy. In glaucoma, instead of handfuls of pills or tiresome drops, we often use modern SLT lasers. They unblock the eye and allow patients to breathe a sigh of relief.\u201d<\/em><\/p>\n<\/blockquote>\n\n<h3 class=\"wp-block-heading\"><strong>Surgical Cataract Removal: Phacoemulsification and Femtosecond Laser<\/strong><\/h3>\n\n<p class=\"wp-block-paragraph\">The process is simple: we break up the old, clouded lens (often with ultrasound) and replace it with a new, artificial one that will stay with you forever. This is one of the safest procedures in the world, and the effects are visible almost immediately.<\/p>\n\n<h3 class=\"wp-block-heading\"><strong>Glaucoma Management: Pharmacology, Laser Therapy, and Traditional Surgery<\/strong><\/h3>\n\n<p class=\"wp-block-paragraph\">We cannot reverse glaucoma, but we can effectively \u201cput it to sleep.\u201d We have modern drops and procedures, like trabeculectomy, which create a new pathway for fluid in the eye, lowering pressure and giving the optic nerve peace.<\/p>\n\n<h2 class=\"wp-block-heading\"><strong>Frequently Asked Questions (FAQ)<\/strong><\/h2>\n\n<p class=\"wp-block-paragraph\"><strong>1. Does cataract surgery really not hurt?<\/strong> Word of honor \u2013 it doesn&#8217;t hurt. Your eye receives special anesthetic drops. You might feel someone doing something to your eye, but there&#8217;s no pain.<\/p>\n\n<p class=\"wp-block-paragraph\"><strong>2. Can glaucoma be cured once and for all?<\/strong> Unfortunately, medicine cannot do that yet \u2013 nerve damage is permanent. But the good news is that we can stop it at a stage where you can see perfectly for the rest of your life.<\/p>\n\n<p class=\"wp-block-paragraph\"><strong>3. Will a carrot diet help me avoid these diseases?<\/strong> Healthy eating is always valuable, but carrots alone won&#8217;t dissolve cataracts or lower eye pressure. Here, we need specific medical action.<\/p>\n\n<p class=\"wp-block-paragraph\"><strong>4. When can I return to work after cataract surgery?<\/strong> Most of our patients see a huge difference the very next morning. After two weeks, you usually forget you even had a procedure!<\/p>\n\n<p class=\"wp-block-paragraph\"><strong>Do you feel your vision losing sharpness?<\/strong> Don&#8217;t give in to uncertainty. Visit SwissLaser in Warsaw or Krakow \u2013 we&#8217;ll check what&#8217;s going on and together we&#8217;ll make sure you see the world in full brilliance again!<\/p>\n\n<p class=\"wp-block-paragraph\">5. Are cataracts and glaucoma the same?<\/p>\n\n<p class=\"wp-block-paragraph\">No. Cataracts are the clouding of the eye&#8217;s lens, while glaucoma is progressive damage to the optic nerve, usually associated with elevated intraocular pressure. They differ in mechanism, symptoms, and prognosis.<\/p>\n\n<p class=\"wp-block-paragraph\">6. Which disease is more dangerous \u2013 cataracts or glaucoma?<\/p>\n\n<p class=\"wp-block-paragraph\">Glaucoma. Vision loss in glaucoma is permanent, whereas vision impairment in cataracts can be reversed surgically.<\/p>\n\n<p class=\"wp-block-paragraph\">7. Can you have both cataracts and glaucoma simultaneously?<\/p>\n\n<p class=\"wp-block-paragraph\">Yes, both diseases can coexist \u2013 which is why we always assess the optic nerve and intraocular pressure before cataract surgery.<\/p>\n\n<p class=\"wp-block-paragraph\">8. How to distinguish cataract symptoms from glaucoma?<\/p>\n\n<p class=\"wp-block-paragraph\">Cataracts disrupt central vision: fog appears, colors fade, glare intensifies. Glaucoma is asymptomatic for years, then narrows the visual field from the periphery \u2013 leading to \u201ctunnel vision.\u201d<\/p>\n\n<h2 class=\"wp-block-heading\">Sources<\/h2>\n\n<ol class=\"nv-cv-m wp-block-list sl-sources sl-zrodla-blog\">\n<li>Liu YC, Wilkins M, Kim T, Malyugin B, Mehta JS. Cataracts. Lancet 2017;390(10094):600\u2013612. <a href=\"https:\/\/doi.org\/10.1016\/S0140-6736(17)30544-5\" rel=\"nofollow noopener\">doi:10.1016\/S0140-6736(17)30544-5<\/a><\/li>\n\n<li>Weinreb RN, Aung T, Medeiros FA. The pathophysiology and treatment of glaucoma: a review. JAMA 2014;311(18):1901\u20131911. <a href=\"https:\/\/doi.org\/10.1001\/jama.2014.3192\" rel=\"nofollow noopener\">doi:10.1001\/jama.2014.3192<\/a><\/li>\n\n<li>European Glaucoma Society. Terminology and Guidelines for Glaucoma, 5th Edition. Br J Ophthalmol 2021;105(Suppl 1):1\u2013169. <a href=\"https:\/\/doi.org\/10.1136\/bjophthalmol-2021-egsguidelines\" rel=\"nofollow noopener\">doi:10.1136\/bjophthalmol-2021-egsguidelines<\/a><\/li>\n<\/ol>\n\n<h2 class=\"wp-block-heading sl-related-rle\">Related topics<\/h2>\n\n<ul class=\"nv-cv-d nv-cv-m wp-block-list sl-related-rle\">\n<li><a href=\"https:\/\/swisslaser.pl\/en\/cataract-price-list\/\">Cataract Surgery \u2013 Price List 2026: PLN 11,000 per eye<\/a><\/li>\n\n<li><a href=\"https:\/\/swisslaser.pl\/en\/which-lens-to-choose-for-cataract-surgery\/\">Which lens to choose for cataracts? Comparison<\/a><\/li>\n\n<li><a href=\"https:\/\/swisslaser.pl\/en\/secondary-cataract-yag-laser-capsulotomy\/\">Secondary Cataract \u2013 YAG Capsulotomy<\/a><\/li>\n<\/ul>\n\n\n\n<script type=\"application\/ld+json\" id=\"swisslaser-post-schema\">\n{\n \"@context\": \"https:\/\/schema.org\",\n \"@graph\": [\n  {\n   \"@type\": \"MedicalWebPage\",\n   \"@id\": \"https:\/\/swisslaser.pl\/en\/blog\/what-is-the-difference-between-cataracts-and-glaucoma\/#medpage\",\n   \"url\": \"https:\/\/swisslaser.pl\/en\/blog\/what-is-the-difference-between-cataracts-and-glaucoma\/\",\n   \"name\": \"What is the difference between cataracts and glaucoma?\",\n   \"description\": \"Cataracts and glaucoma are two different diseases, but the general perception is that their gravity is comparable - both are feared because of the possible loss of vision.\",\n   \"inLanguage\": \"en-GB\",\n   \"isPartOf\": {\n    \"@id\": \"https:\/\/swisslaser.pl\/#website\"\n   },\n   \"reviewedBy\": {\n    \"@id\": \"https:\/\/swisslaser.pl\/#victor\"\n   },\n   \"lastReviewed\": \"2026-10-03\",\n   \"breadcrumb\": {\n    \"@id\": \"https:\/\/swisslaser.pl\/en\/blog\/what-is-the-difference-between-cataracts-and-glaucoma\/#breadcrumb\"\n   }\n  },\n  {\n   \"@type\": \"FAQPage\",\n   \"@id\": \"https:\/\/swisslaser.pl\/en\/blog\/what-is-the-difference-between-cataracts-and-glaucoma\/#faq\",\n   \"inLanguage\": \"en-GB\",\n   \"mainEntity\": [\n    {\n     \"@type\": \"Question\",\n     \"name\": \"Does cataract surgery really not hurt?\",\n     \"acceptedAnswer\": {\n      \"@type\": \"Answer\",\n      \"text\": \"Word of honor \u2013 it doesn't hurt. 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