{"id":3080,"date":"2026-02-27T10:14:12","date_gmt":"2026-02-27T10:14:12","guid":{"rendered":"https:\/\/www.besteyehospitals.com\/blog\/myopic-cnv-definition-uses-and-clinical-overview\/"},"modified":"2026-02-27T10:14:12","modified_gmt":"2026-02-27T10:14:12","slug":"myopic-cnv-definition-uses-and-clinical-overview","status":"publish","type":"post","link":"https:\/\/www.besteyehospitals.com\/blog\/myopic-cnv-definition-uses-and-clinical-overview\/","title":{"rendered":"myopic CNV: Definition, Uses, and Clinical Overview"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">myopic CNV Introduction (What it is)<\/h2>\n\n\n\n<p>myopic CNV is short for <strong>myopic choroidal neovascularization<\/strong>.<br\/>\nIt describes <strong>abnormal new blood vessel growth<\/strong> beneath the retina in people with <strong>high myopia (strong nearsightedness)<\/strong>.<br\/>\nIt can cause <strong>sudden central vision changes<\/strong>, such as distortion or a dark spot.<br\/>\nThe term is commonly used in <strong>retina clinics<\/strong>, imaging reports (like OCT), and ophthalmology\/optometry education.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Why myopic CNV used (Purpose \/ benefits)<\/h2>\n\n\n\n<p>myopic CNV is not a product or device\u2014it is a <strong>diagnosis<\/strong> that identifies a specific cause of vision loss in eyes with high myopia. Naming the condition matters because it helps clinicians:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Explain symptoms<\/strong> in a structured way (for example, new distortion or blurred central vision in a highly myopic eye).<\/li>\n<li><strong>Differentiate causes<\/strong> of central vision changes, such as distinguishing myopic CNV from macular holes, myopic traction changes, or inflammatory conditions.<\/li>\n<li><strong>Guide testing<\/strong> toward appropriate retinal imaging and dye-based angiography when needed.<\/li>\n<li><strong>Select appropriate management options<\/strong> (often medication-based therapy in modern practice) and set expectations for monitoring.<\/li>\n<li><strong>Standardize communication<\/strong> among optometrists, ophthalmologists, retina specialists, and trainees.<\/li>\n<\/ul>\n\n\n\n<p>In simple terms, the \u201cproblem\u201d myopic CNV addresses is <strong>leakage and bleeding from fragile new vessels<\/strong> that develop where the back of the eye has been stretched and thinned by high myopia. This process can injure the macula (the central retina responsible for detailed vision), leading to <strong>central blur, distortion, and reduced reading vision<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Indications (When ophthalmologists or optometrists use it)<\/h2>\n\n\n\n<p>Clinicians consider myopic CNV in scenarios such as:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>High myopia<\/strong> (often with \u201cpathologic myopia\u201d changes) plus new central visual symptoms  <\/li>\n<li>New <strong>metamorphopsia<\/strong> (straight lines look wavy) or a new central blur<\/li>\n<li>A new <strong>central scotoma<\/strong> (dark\/blank spot) noticed during reading or screen use<\/li>\n<li><strong>Reduced best-corrected visual acuity<\/strong> that is not explained by glasses\/contacts changes<\/li>\n<li>New macular findings on exam, such as a <strong>grayish subretinal lesion<\/strong>, small hemorrhage, or new pigment change<\/li>\n<li>Suspicious changes on <strong>optical coherence tomography (OCT)<\/strong>, including subretinal material or fluid<\/li>\n<li>Abnormal findings on <strong>fluorescein angiography (FA)<\/strong> or related imaging suggesting a neovascular membrane<\/li>\n<li>Monitoring or recurrence evaluation in a patient with <strong>previous myopic CNV<\/strong><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Contraindications \/ when it\u2019s NOT ideal<\/h2>\n\n\n\n<p>Because myopic CNV is a diagnosis, \u201ccontraindications\u201d usually refer to situations where <strong>the label may not fit<\/strong> or where a <strong>different explanation should be prioritized<\/strong>. Situations where myopic CNV may be less appropriate or where another approach may be better include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Central vision changes better explained by <strong>non-neovascular<\/strong> myopic macular problems (for example, myopic traction maculopathy, macular schisis, or macular hole), where the primary issue is mechanical traction rather than new vessel growth<\/li>\n<li>Vision loss due to <strong>advanced myopic macular atrophy<\/strong> without evidence of active neovascularization (treatment goals and options may differ)<\/li>\n<li>Findings more consistent with <strong>age-related macular degeneration (AMD)<\/strong>, especially in older patients, where terminology, risk factors, and management frameworks may differ<\/li>\n<li><strong>Inflammatory or infectious chorioretinal disease<\/strong> (for example, some posterior uveitides) that can mimic CNV and may require additional workup<\/li>\n<li><strong>Poor-quality imaging<\/strong> or unclear exam findings where the priority is confirming the diagnosis before labeling it<\/li>\n<li>Situations where a proposed intervention (such as an intravitreal injection or dye angiography) is <strong>not suitable for a specific patient<\/strong> due to allergy history, ocular infection, or other clinical factors (details vary by clinician and case)<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">How it works (Mechanism \/ physiology)<\/h2>\n\n\n\n<p>myopic CNV develops from a combination of <strong>structural stretching<\/strong> and <strong>tissue stress<\/strong> in high myopia.<\/p>\n\n\n\n<p><strong>Key anatomy involved<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Retina:<\/strong> the light-sensing layer; the macula is responsible for sharp central vision.<\/li>\n<li><strong>Retinal pigment epithelium (RPE):<\/strong> supports photoreceptors and acts as a barrier\/pump.<\/li>\n<li><strong>Bruch\u2019s membrane:<\/strong> a thin layer beneath the RPE; it can develop cracks in pathologic myopia.<\/li>\n<li><strong>Choroid:<\/strong> the vascular layer beneath the retina; it supplies oxygen and nutrients.<\/li>\n<\/ul>\n\n\n\n<p><strong>High-level mechanism<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>In high myopia, the back of the eye may become <strong>elongated<\/strong>, leading to thinning of the retina, RPE, and choroid.<\/li>\n<li>Microscopic breaks or stress changes (often discussed as <strong>lacquer cracks<\/strong> in Bruch\u2019s membrane) can occur.<\/li>\n<li>The eye may respond to stress signals by producing factors that promote blood vessel growth (commonly discussed clinically in the context of <strong>VEGF<\/strong>, vascular endothelial growth factor).<\/li>\n<li>Abnormal new vessels can grow from the choroid toward\/under the retina, forming a <strong>choroidal neovascular membrane<\/strong>.<\/li>\n<li>These new vessels are fragile and can <strong>leak fluid or bleed<\/strong>, disrupting the macula and causing distortion and central blur.<\/li>\n<\/ul>\n\n\n\n<p><strong>Onset, duration, and reversibility<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Symptom onset is often described as <strong>subacute<\/strong> (noticed over days to weeks), but timing can vary.<\/li>\n<li>Activity can be episodic; some cases become inactive, and <strong>recurrence can occur<\/strong>.<\/li>\n<li>Structural changes such as scarring or atrophy may not be fully reversible, which is why clinicians emphasize <strong>early recognition and appropriate evaluation<\/strong> (without implying any single outcome).<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">myopic CNV Procedure overview (How it\u2019s applied)<\/h2>\n\n\n\n<p>myopic CNV itself is not a procedure. It is typically managed through a <strong>diagnostic-to-therapeutic workflow<\/strong> that may include imaging and, when indicated, office-based treatment. A common high-level sequence is:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\n<p><strong>Evaluation \/ exam<\/strong>\n   &#8211; Symptom history (distortion, blur, new spot in central vision)\n   &#8211; Visual acuity assessment and refraction review\n   &#8211; Dilated retinal examination with a focus on the macula<\/p>\n<\/li>\n<li>\n<p><strong>Preparation (diagnostic planning)<\/strong>\n   &#8211; Selection of imaging based on the clinical question and available tools\n   &#8211; Discussion of what each test measures and what information it can add (varies by clinician and case)<\/p>\n<\/li>\n<li>\n<p><strong>Intervention \/ testing<\/strong>\n   &#8211; <strong>OCT<\/strong> is commonly used to look for fluid, subretinal material, and macular anatomy.\n   &#8211; <strong>OCT angiography (OCT-A)<\/strong> may help visualize abnormal blood flow patterns without dye in some settings.\n   &#8211; <strong>Fluorescein angiography (FA)<\/strong> may be used to identify leakage patterns when needed.\n   &#8211; If treatment is chosen, it is often an <strong>intravitreal injection<\/strong> of medication that targets vessel growth signals (medication class and regimen vary).<\/p>\n<\/li>\n<li>\n<p><strong>Immediate checks<\/strong>\n   &#8211; Short-term post-test or post-procedure assessment depends on what was done (for example, checking comfort and vision after an injection).<\/p>\n<\/li>\n<li>\n<p><strong>Follow-up<\/strong>\n   &#8211; Repeat symptom review and OCT-based monitoring are common.\n   &#8211; Frequency and duration of follow-up vary by clinician and case, including whether the lesion appears active or stable.<\/p>\n<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">Types \/ variations<\/h2>\n\n\n\n<p>myopic CNV can be discussed in several \u201ctypes,\u201d depending on whether the focus is anatomy, imaging appearance, or management pathway.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>By underlying context<\/strong><\/li>\n<li><strong>Pathologic myopia\u2013associated CNV:<\/strong> CNV occurring alongside typical degenerative myopic changes (thinning, atrophy, posterior staphyloma in some eyes).<\/li>\n<li>\n<p><strong>CNV in high myopia without advanced degeneration:<\/strong> less commonly discussed as a separate category, but clinically some patients have CNV with fewer visible degenerative features.<\/p>\n<\/li>\n<li>\n<p><strong>By activity<\/strong><\/p>\n<\/li>\n<li><strong>Active myopic CNV:<\/strong> signs of leakage\/bleeding and corresponding symptoms or OCT changes.<\/li>\n<li>\n<p><strong>Inactive (scarred) lesion:<\/strong> less leakage activity but possible residual scar or pigment change; symptoms may stabilize, though vision can remain affected.<\/p>\n<\/li>\n<li>\n<p><strong>By imaging description<\/strong><\/p>\n<\/li>\n<li><strong>OCT-based features:<\/strong> presence\/absence of subretinal fluid, hyperreflective material, or disruption of outer retinal layers.<\/li>\n<li>\n<p><strong>Angiography patterns:<\/strong> FA and OCT-A can characterize lesion shape and flow\/leakage features; interpretation depends on image quality and clinician experience.<\/p>\n<\/li>\n<li>\n<p><strong>By management approach<\/strong><\/p>\n<\/li>\n<li><strong>Medication-based therapy:<\/strong> commonly discussed as anti-VEGF intravitreal injections.<\/li>\n<li><strong>Laser-based approaches:<\/strong> thermal laser is typically limited to select cases; photodynamic therapy (PDT) has been used in certain scenarios. Use patterns vary by region, era, and clinical presentation.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Pros and cons<\/h2>\n\n\n\n<p>Pros:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Provides a <strong>specific diagnosis<\/strong> for central vision symptoms in high myopia<\/li>\n<li>Supports <strong>targeted retinal imaging<\/strong> (OCT, OCT-A, FA when needed)<\/li>\n<li>Helps clinicians <strong>distinguish<\/strong> neovascular activity from tractional or atrophic myopic macular disease<\/li>\n<li>Enables <strong>standardized monitoring<\/strong> over time for activity and recurrence<\/li>\n<li>Aligns with modern <strong>retina treatment frameworks<\/strong> when therapy is indicated<\/li>\n<li>Improves <strong>communication<\/strong> across eye care teams and in medical records<\/li>\n<\/ul>\n\n\n\n<p>Cons:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Can be <strong>confused with other macular diseases<\/strong>, especially AMD or inflammatory causes, without careful evaluation<\/li>\n<li>Imaging may be <strong>harder to interpret<\/strong> in highly myopic eyes due to anatomic stretching and coexisting degeneration<\/li>\n<li>Even when activity is controlled, <strong>residual scarring or atrophy<\/strong> can limit visual recovery in some cases<\/li>\n<li>May require <strong>repeated follow-ups<\/strong> to watch for recurrence or progression (frequency varies by clinician and case)<\/li>\n<li>Some diagnostic tests (like dye angiography) and treatments (like injections) carry <strong>procedure-related risks<\/strong>, which must be weighed individually<\/li>\n<li>The condition can coexist with other myopic complications, making overall management <strong>more complex<\/strong><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Aftercare &amp; longevity<\/h2>\n\n\n\n<p>Aftercare in the context of myopic CNV usually means <strong>ongoing monitoring and protection of visual function<\/strong>, rather than a one-time fix. Outcomes and longevity of stability can be influenced by:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Severity and location<\/strong> of the neovascular membrane relative to the fovea (the center of the macula)<\/li>\n<li>Whether there is <strong>bleeding, scarring, or atrophy<\/strong> already present at diagnosis<\/li>\n<li><strong>Timeliness of evaluation<\/strong> after symptom onset (without implying a guaranteed outcome)<\/li>\n<li><strong>Follow-up consistency<\/strong>, since recurrence or new activity can develop over time<\/li>\n<li>Coexisting myopic macular problems (for example, tractional changes) that can affect vision independently<\/li>\n<li><strong>General ocular health<\/strong>, such as the clarity of the cornea and lens and the presence of dry eye symptoms that can complicate visual quality assessments<\/li>\n<li>If therapy is used, the <strong>chosen medication class and treatment schedule<\/strong> (varies by clinician and case)<\/li>\n<\/ul>\n\n\n\n<p>In practical terms, many clinics rely on a combination of <strong>symptom tracking<\/strong> and <strong>repeat OCT imaging<\/strong> to evaluate whether myopic CNV appears active or quiet. Long-term expectations are individualized and depend on anatomy, response patterns, and associated myopic degeneration.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Alternatives \/ comparisons<\/h2>\n\n\n\n<p>Because myopic CNV is a diagnosis, \u201calternatives\u201d usually mean either <strong>other diagnoses to consider<\/strong> or <strong>other management strategies<\/strong> depending on activity and findings.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Observation\/monitoring vs treatment<\/strong><\/li>\n<li>\n<p>Some situations may be monitored closely if findings suggest inactivity or uncertainty, while active leakage often leads clinicians to consider treatment. The threshold differs by clinician and case.<\/p>\n<\/li>\n<li>\n<p><strong>Medication-based therapy vs laser-based therapy<\/strong><\/p>\n<\/li>\n<li><strong>Anti-VEGF injections<\/strong> are commonly used in many modern retina practices for active myopic CNV because they target signals involved in abnormal vessel growth.<\/li>\n<li>\n<p><strong>Photodynamic therapy (PDT)<\/strong> and <strong>thermal laser<\/strong> have been used in selected circumstances; their use depends on lesion location, access, and clinician preference. Comparisons are not one-size-fits-all.<\/p>\n<\/li>\n<li>\n<p><strong>myopic CNV vs wet AMD<\/strong><\/p>\n<\/li>\n<li>\n<p>Both involve abnormal blood vessels under\/near the macula, but they differ in typical patient profile, underlying retinal environment, and associated degenerative patterns. Clinicians often use imaging and risk-factor context to distinguish them.<\/p>\n<\/li>\n<li>\n<p><strong>myopic CNV vs traction-related myopic macular disease<\/strong><\/p>\n<\/li>\n<li>Tractional problems (schisis, traction maculopathy, macular hole) are driven by mechanical forces and may lead to different management pathways, including surgical consideration in selected cases.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">myopic CNV Common questions (FAQ)<\/h2>\n\n\n\n<p><strong>Q: Is myopic CNV the same as \u201cwet macular degeneration\u201d?<\/strong><br\/>\nNo. Both conditions involve choroidal neovascularization, but the underlying setting differs: myopic CNV occurs in high myopia, while \u201cwet\u201d AMD occurs within age-related macular degeneration. Imaging and the overall appearance of the retina help clinicians tell them apart.<\/p>\n\n\n\n<p><strong>Q: What symptoms are common with myopic CNV?<\/strong><br\/>\nPeople often report new <strong>distortion<\/strong> (wavy lines), central blur, or a new spot in the center of vision. Some notice difficulty reading or recognizing faces. Symptoms can overlap with other macular problems, so evaluation is important for accurate classification.<\/p>\n\n\n\n<p><strong>Q: How do clinicians confirm myopic CNV?<\/strong><br\/>\nConfirmation typically relies on a dilated exam plus imaging. <strong>OCT<\/strong> is commonly used to assess the macula\u2019s layers and look for signs consistent with active neovascular change. <strong>FA<\/strong> and\/or <strong>OCT-A<\/strong> may be added to better characterize the lesion, depending on the case.<\/p>\n\n\n\n<p><strong>Q: Does myopic CNV cause pain?<\/strong><br\/>\nmyopic CNV itself is usually not described as painful. Discomfort is more likely to come from associated issues (such as dry eye) or from procedures that may be used during evaluation or treatment. Sensations and tolerance vary by person.<\/p>\n\n\n\n<p><strong>Q: What treatments are commonly used?<\/strong><br\/>\nIn many settings, clinicians consider <strong>intravitreal anti-VEGF medications<\/strong> for active myopic CNV. Other approaches, including certain laser-based methods, may be used in selected situations. The choice depends on lesion features, patient factors, and local practice patterns (varies by clinician and case).<\/p>\n\n\n\n<p><strong>Q: How long do results last? Can it come back?<\/strong><br\/>\nActivity may improve or stabilize, but recurrence is possible over time. Some patients need only limited treatment, while others may need repeated monitoring and additional therapy if reactivation occurs. Longevity depends on anatomy, lesion behavior, and coexisting myopic degeneration.<\/p>\n\n\n\n<p><strong>Q: Is myopic CNV considered \u201cserious\u201d?<\/strong><br\/>\nIt can be serious because it affects the <strong>macula<\/strong>, which is responsible for central detailed vision. However, severity varies widely, and outcomes depend on factors such as location, scarring, and associated myopic changes. Clinicians use imaging to assess risk and likely course.<\/p>\n\n\n\n<p><strong>Q: Will I be able to drive or use screens if I have myopic CNV?<\/strong><br\/>\nFunction depends on how much the macula is affected and whether one or both eyes are involved. Some people notice distortion that makes reading or screen tasks harder, while others have milder symptoms. Legal driving eligibility depends on local vision standards and an individual\u2019s measured vision.<\/p>\n\n\n\n<p><strong>Q: What does myopic CNV cost to evaluate or treat?<\/strong><br\/>\nCosts vary by region, clinic setting, insurance coverage, and which imaging tests or treatments are used. Office imaging (like OCT) and procedures (like injections or angiography) can have different billing structures. A clinic\u2019s administrative team typically provides the most accurate estimate for a specific setting.<\/p>\n\n\n\n<p><strong>Q: What is recovery like after common in-office treatments?<\/strong><br\/>\nRecovery expectations depend on what was done (imaging only vs injection-based treatment) and individual sensitivity. Some people report temporary blur or irritation after procedures, while others notice minimal short-term disruption. Follow-up plans and symptom expectations are typically discussed as part of routine care.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>myopic CNV is short for **myopic choroidal neovascularization**. It describes **abnormal new blood vessel growth** beneath the retina in people with **high myopia (strong nearsightedness)**. It can cause **sudden central vision changes**, such as distortion or a dark spot. The term is commonly used in **retina clinics**, imaging reports (like OCT), and ophthalmology\/optometry education.<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-3080","post","type-post","status-publish","format-standard","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>myopic CNV: Definition, Uses, and Clinical Overview - Best Eye Hospitals<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.besteyehospitals.com\/blog\/myopic-cnv-definition-uses-and-clinical-overview\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"myopic CNV: Definition, Uses, and Clinical Overview - Best Eye Hospitals\" \/>\n<meta property=\"og:description\" content=\"myopic CNV is short for **myopic choroidal neovascularization**. It describes **abnormal new blood vessel growth** beneath the retina in people with **high myopia (strong nearsightedness)**. It can cause **sudden central vision changes**, such as distortion or a dark spot. The term is commonly used in **retina clinics**, imaging reports (like OCT), and ophthalmology\/optometry education.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.besteyehospitals.com\/blog\/myopic-cnv-definition-uses-and-clinical-overview\/\" \/>\n<meta property=\"og:site_name\" content=\"Best Eye Hospitals\" \/>\n<meta property=\"article:published_time\" content=\"2026-02-27T10:14:12+00:00\" \/>\n<meta name=\"author\" content=\"dreye\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"dreye\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"11 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.besteyehospitals.com\/blog\/myopic-cnv-definition-uses-and-clinical-overview\/\",\"url\":\"https:\/\/www.besteyehospitals.com\/blog\/myopic-cnv-definition-uses-and-clinical-overview\/\",\"name\":\"myopic CNV: Definition, Uses, and Clinical Overview - Best Eye Hospitals\",\"isPartOf\":{\"@id\":\"https:\/\/www.besteyehospitals.com\/blog\/#website\"},\"datePublished\":\"2026-02-27T10:14:12+00:00\",\"author\":{\"@id\":\"https:\/\/www.besteyehospitals.com\/blog\/#\/schema\/person\/4021f481cfccb939861999010538024c\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.besteyehospitals.com\/blog\/myopic-cnv-definition-uses-and-clinical-overview\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.besteyehospitals.com\/blog\/myopic-cnv-definition-uses-and-clinical-overview\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.besteyehospitals.com\/blog\/myopic-cnv-definition-uses-and-clinical-overview\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.besteyehospitals.com\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"myopic CNV: Definition, Uses, and Clinical Overview\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.besteyehospitals.com\/blog\/#website\",\"url\":\"https:\/\/www.besteyehospitals.com\/blog\/\",\"name\":\"My blog\",\"description\":\"Connecting You to the World\u2019s Best Eye Hospitals\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.besteyehospitals.com\/blog\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.besteyehospitals.com\/blog\/#\/schema\/person\/4021f481cfccb939861999010538024c\",\"name\":\"dreye\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.besteyehospitals.com\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/69eb63e7f3249514583055a53b7943b46015043634892a817520c7b299ddf648?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/69eb63e7f3249514583055a53b7943b46015043634892a817520c7b299ddf648?s=96&d=mm&r=g\",\"caption\":\"dreye\"},\"url\":\"https:\/\/www.besteyehospitals.com\/blog\/author\/dreye\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"myopic CNV: Definition, Uses, and Clinical Overview - Best Eye Hospitals","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.besteyehospitals.com\/blog\/myopic-cnv-definition-uses-and-clinical-overview\/","og_locale":"en_US","og_type":"article","og_title":"myopic CNV: Definition, Uses, and Clinical Overview - Best Eye Hospitals","og_description":"myopic CNV is short for **myopic choroidal neovascularization**. It describes **abnormal new blood vessel growth** beneath the retina in people with **high myopia (strong nearsightedness)**. It can cause **sudden central vision changes**, such as distortion or a dark spot. 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