{"id":405020,"date":"2023-10-17T15:30:00","date_gmt":"2023-10-17T15:30:00","guid":{"rendered":"https:\/\/www.goodrxmedicine.com\/blog\/?p=405020"},"modified":"2025-11-03T09:41:05","modified_gmt":"2025-11-03T09:41:05","slug":"glaucoma-test","status":"publish","type":"post","link":"https:\/\/www.goodrxmedicine.com\/blog\/eyecare\/glaucoma-test\/","title":{"rendered":"Understanding Glaucoma Tests: A Complete Guide"},"content":{"rendered":"\n<p>Early detection is important to prevent vision problems and loss when it comes to eye health.&nbsp;<br><br>Glaucoma is a set of eye diseases caused by high Intraocular Pressure (IOP) that may damage the optic nerve.<br><br>Regular Glaucoma tests may help a person to detect the condition in its early stages.&nbsp;<br><br>Let us explore Glaucoma tests, their types, and what to expect during an examination.<\/p>\n\n\n\n<h2 id=\"what-is-a-glaucoma-test\" class=\"wp-block-heading\">What is a Glaucoma test<\/h2>\n\n\n\n<p>A Glaucoma test is one of the most important eye checkup exams that may help eye doctors examine one&#8217;s eye health and detect Glaucoma.&nbsp;<br><br><a href=\"https:\/\/www.goodrxmedicine.com\/blog\/eyecare\/glaucoma\/\" target=\"_blank\" rel=\"noreferrer noopener\">Glaucoma<\/a> is a set eye disease that may cause vision problems and blindness by damaging the optic nerve.<br><br>The doctors may perform many eye tests to diagnose a person with Glaucoma.<br><br>However, the main objective of a Glaucoma test is to measure Intraocular Pressure (IOP).<br><br>High IOP is one of the major <a href=\"https:\/\/www.goodrxmedicine.com\/blog\/eyecare\/glaucoma-causes\/\" target=\"_blank\">Glaucoma causes<\/a> and may contribute to optic nerve damage.&nbsp;<br><br>Regular Glaucoma tests are important as most Glaucoma cases can develop slowly without any noticeable symptoms.<br><br>Therefore, it is important to detect Glaucoma early, as it helps in treating the condition efficiently.<\/p>\n\n\n<div class=\"su-box su-box-style-soft\" id=\"\" style=\"border-color:#075380;border-radius:7px;max-width:none\"><div class=\"su-box-title\" style=\"background-color:#3A86B3;color:#FFFFFF;border-top-left-radius:5px;border-top-right-radius:5px\">Order Now<\/div><div class=\"su-box-content su-u-clearfix su-u-trim\" style=\"border-bottom-left-radius:5px;border-bottom-right-radius:5px\">Don&#8217;t let Glaucoma steal your vision. Buy  <a class=\"wpil_keyword_link\" href=\"https:\/\/www.goodrxmedicine.com\/careprost-3-ml-of-0-03.html\" target=\"_blank\" rel=\"noopener\" title=\"Careprost 3 ml of 0.03%\" data-wpil-keyword-link=\"linked\">Careprost 3 ml of 0.03%<\/a> and  <a class=\"wpil_keyword_link\" href=\"https:\/\/www.goodrxmedicine.com\/bimat-0-03-w-v-bimatoprost-ophthalmic-solution.html\" target=\"_blank\" rel=\"noopener\" title=\"Bimat 0.03%\" data-wpil-keyword-link=\"linked\">Bimat 0.03%<\/a> from GoodRXMedicine now. <\/div><\/div>\n\n\n<div id=\"goodr-675048701\"><!-- ===== GRX 4-Product Strip Dynamic API \u2014 GoodRxMedicine ===== -->\r\n<div class=\"grx-ss\" aria-label=\"Related products\">\r\n  <style>\r\n    .grx-ss{\r\n      --gap:12px;\r\n      --radius:12px;\r\n      --border:#d5d7da;\r\n      --muted:#717680;\r\n      --title:#181d27;\r\n      --price:#32c900;\r\n      --btn:#4107a1;\r\n      --btn-h:#32067c;\r\n      --btn-txt:#fff;\r\n      --shadow:0 4px 14px rgba(9,30,66,.06);\r\n      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href=\"https:\/\/www.goodrxmedicine.com\/blog\/eyecare\/how-to-prevent-glaucoma\/\" target=\"_blank\" rel=\"noreferrer noopener\">help prevent Glaucoma<\/a>.\u00a0<br><br>The tests allow the doctor to check one&#8217;s eyes, estimate vision loss, and choose proper treatments.\u00a0<br><br>The common Glaucoma eye tests <a href=\"https:\/\/glaucoma.org\/understanding-glaucoma\/testing\" target=\"_blank\" rel=\"nofollow noopener\">include<\/a> Tonometry, Pachymetry, Perimetry, Ophthalmoscopy, and Gonioscopy. Let us explore these tests in detail.\u00a0<\/p>\n\n\n<div class=\"su-box su-box-style-soft\" id=\"\" style=\"border-color:#073d11;border-radius:10px;max-width:none\"><div class=\"su-box-title\" style=\"background-color:#3A7044;color:#FFFFFF;border-top-left-radius:8px;border-top-right-radius:8px\">Suggestion:<\/div><div class=\"su-box-content su-u-clearfix su-u-trim\" style=\"border-bottom-left-radius:8px;border-bottom-right-radius:8px\">Stay calm during the tests, as they all are quick, harmless, and painless.\u00a0 <\/div><\/div>\n\n\n\n<h3 id=\"tonometry-eye-pressure-test\" class=\"wp-block-heading\">Tonometry: Eye pressure test<\/h3>\n\n\n\n<p><a href=\"https:\/\/www.goodrxmedicine.com\/blog\/eyecare\/high-eye-pressure\/\" target=\"_blank\" rel=\"noreferrer noopener\">High eye fluid pressure<\/a> (<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK532237\/\" target=\"_blank\" rel=\"nofollow noopener\">IOP<\/a>) is one of the main causes of Glaucoma in people.<br><br>For Tonometry, the doctor will put numbing eye drops in your eyes.<br><br>After that, the doctor will use a tonometer (small tool) to check the inner eye fluid pressure. The normal <a href=\"https:\/\/www.goodrxmedicine.com\/blog\/eyecare\/eye-pressure\/\" target=\"_blank\" rel=\"noreferrer noopener\">eye pressure<\/a> is <a href=\"https:\/\/www.aao.org\/eye-health\/anatomy\/eye-pressure#:~:text=Normal%20eye%20pressure%20is%20usually%20considered%20to%20be%20between%2010%20and%2020%20millimeters%20of%20mercury%20(mmHg).\" target=\"_blank\" rel=\"nofollow noopener\">10-20<\/a> mm Hg.<br><br>The test is quick and painless. However, one must remain calm during the test.&nbsp;<\/p>\n\n\n\n<h3 id=\"pachymetry-cornea-thickness-test\" class=\"wp-block-heading\">Pachymetry: Cornea thickness test<\/h3>\n\n\n\n<p>Pachymetry is a simple test that helps measure the thickness of one&#8217;s cornea.&nbsp;<br><br>The doctor uses a small probe (surgical instrument) to measure the thickness of the cornea after numbing the eyes with eye drops.<br><br>This test is important because a thin cornea may show <a href=\"https:\/\/www.goodrxmedicine.com\/blog\/eyecare\/low-eye-pressure\/\" target=\"_blank\" rel=\"noreferrer noopener\">low eye pressure<\/a> readings, but a thick cornea may show higher readings than actual.<br><br>Also, a <a href=\"https:\/\/www.brightfocus.org\/resource\/glaucoma-and-corneal-thickness\/\" target=\"_blank\" rel=\"nofollow noopener\">study<\/a> states that having a thin cornea can be a risk factor for Glaucoma.&nbsp;<\/p>\n\n\n\n<h3 id=\"perimetry-visual-field-test\" class=\"wp-block-heading\">Perimetry: Visual field test<\/h3>\n\n\n\n<p>One of the main <a href=\"https:\/\/www.goodrxmedicine.com\/blog\/eyecare\/glaucoma-symptoms\/\" target=\"_blank\" rel=\"noreferrer noopener\">Glaucoma symptoms<\/a> is the slow loss of vision in one&#8217;s peripheral (side) eye area.<br><br>Perimetry is a visual field test that measures one&#8217;s peripheral vision.<br><br>During this test, the doctor will ask you to focus on a central point and observe when you see objects in your peripheral vision.&nbsp;<br><br>The test may help detect Glaucoma and show how severe the condition is.&nbsp;<\/p>\n\n\n\n<h3 id=\"ophthalmoscopy-dilated-eye-test\" class=\"wp-block-heading\">Ophthalmoscopy: Dilated eye test<\/h3>\n\n\n\n<p>An Ophthalmoscopy test is used to check one&#8217;s optic nerve health.<br><br>During the test, the doctor will first use eye drops to open one&#8217;s pupil.<br><br>After that, they will use a bright light to check the color, size, shape, and blood vessels in your retina and optic nerve.<br><br>The doctor may also suggest other Glaucoma tests if there is any problem with the optic nerve.&nbsp;<\/p>\n\n\n\n<h3 id=\"gonioscopy-eye-angle-test\" class=\"wp-block-heading\">Gonioscopy: Eye angle test<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"536\" src=\"https:\/\/www.goodrxmedicine.com\/blog\/wp-content\/uploads\/2023\/10\/Eye-checkup-of-Glaucoma-patient-1024x536.webp\" alt=\"Eye checkup of Glaucoma patient\" class=\"wp-image-404883\" srcset=\"https:\/\/www.goodrxmedicine.com\/blog\/wp-content\/uploads\/2023\/10\/Eye-checkup-of-Glaucoma-patient-1024x536.webp 1024w, https:\/\/www.goodrxmedicine.com\/blog\/wp-content\/uploads\/2023\/10\/Eye-checkup-of-Glaucoma-patient-300x157.webp 300w, https:\/\/www.goodrxmedicine.com\/blog\/wp-content\/uploads\/2023\/10\/Eye-checkup-of-Glaucoma-patient-768x402.webp 768w, https:\/\/www.goodrxmedicine.com\/blog\/wp-content\/uploads\/2023\/10\/Eye-checkup-of-Glaucoma-patient.webp 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Eye checkup of Glaucoma patient<\/figcaption><\/figure>\n\n\n\n<p>The test is used to check one&#8217;s eye drainage system, the angle where one&#8217;s cornea meets the iris.<br><br>The doctor will use eye-numbing drops and a special lens to touch one&#8217;s cornea.&nbsp;<br><br>The lens will help the doctor to check if the drainage angle is open or closed.&nbsp;<br><br>The test may help detect Glaucoma if the angle is too wide (sign of <a href=\"https:\/\/www.goodrxmedicine.com\/blog\/eyecare\/open-angle-glaucoma\/\" target=\"_blank\" rel=\"noreferrer noopener\">Open Angle Glaucoma<\/a>) or too narrow(sign of <a href=\"https:\/\/www.goodrxmedicine.com\/blog\/eyecare\/closed-angle-glaucoma\/\" target=\"_blank\" rel=\"noreferrer noopener\">Closed Angle Glaucoma<\/a>).<\/p>\n\n\n<div class=\"su-box su-box-style-soft cms-warning-box\" id=\"\" style=\"border-color:#7a1312;border-radius:10px;max-width:none\"><div class=\"su-box-title\" style=\"background-color:#AD4645;color:#FFFFFF;border-top-left-radius:8px;border-top-right-radius:8px\">Warning:<\/div><div class=\"su-box-content su-u-clearfix su-u-trim\" style=\"border-bottom-left-radius:8px;border-bottom-right-radius:8px\">Do not drive or walk on roads after the test, as the eye-numbing drops used during Glaucoma tests can cause temporary blurry vision.\u00a0<\/div><\/div>\n\n\n\n<h2 id=\"glaucoma-test-results\" class=\"wp-block-heading\">Glaucoma test results<\/h2>\n\n\n\n<p>Checking and understanding your Glaucoma test results is important for maintaining good eye health.&nbsp;<br><br>Glaucoma test results provide information about one&#8217;s eye health and help your doctor in proper diagnosis and treatment.<br><br>The doctor can check various factors through Glaucoma testing like one&#8217;s IOP, optic nerve health, and more.&nbsp;<br><br>A person with high IOP has more risk of developing Glaucoma.&nbsp;<br><br>Also, checking factors like optic nerve health and vision field is important as they are related to common Glaucoma symptoms.<br><br>Your eye doctor will explain the eye results and concerns to you in detail.<br><br>Always follow your doctor&#8217;s advice and go for regular eye checkups.&nbsp;<\/p>\n\n\n<div class=\"su-box su-box-style-soft\" id=\"\" style=\"border-color:#075380;border-radius:7px;max-width:none\"><div class=\"su-box-title\" style=\"background-color:#3A86B3;color:#FFFFFF;border-top-left-radius:5px;border-top-right-radius:5px\">Order Now<\/div><div class=\"su-box-content su-u-clearfix su-u-trim\" style=\"border-bottom-left-radius:5px;border-bottom-right-radius:5px\">Buy  <a class=\"wpil_keyword_link\" href=\"https:\/\/www.goodrxmedicine.com\/lashgrow-3-ml-bimatoprost-ophthalmic-solution.html\" target=\"_blank\" rel=\"noopener\" title=\"Lashgrow 3 ml\" data-wpil-keyword-link=\"linked\">Lashgrow 3 ml<\/a> from GoodRXMedicine to help treat Glaucoma and maintain your eye health. <\/div><\/div>\n\n\n\n<h2 id=\"key-takeawaysnbsp\" class=\"wp-block-heading\">Key takeaways <\/h2>\n\n\n\n<p>Glaucoma tests help in detecting Glaucoma, checking eye health, estimating vision loss, and choosing proper treatments.&nbsp;<br><br>The common Glaucoma eye tests include Tonometry, Pachymetry, Perimetry, Ophthalmoscopy, and Gonioscopy.<br><br>The above tests help measure eye pressure, vision field, optic nerve health, and more.&nbsp;<br><br>Also, understanding the Glaucoma test results is important for proper diagnosis and treatment.<br><br>One should get regular eye tests as Glaucoma can develop slowly without noticeable symptoms.<\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div id=\"goodr-1067188316\"><a href=\"https:\/\/www.goodrxmedicine.com\/eye-care.html\" aria-label=\"Your Banner CTA\" class=\"post-inside-cta\">\r\n    <picture>\r\n        <source media=\"(max-width: 768px)\" srcset=\"https:\/\/www.goodrxmedicine.com\/blog\/wp-content\/uploads\/2025\/07\/Eye_Mobile.webp\">\r\n        <img decoding=\"async\" src=\"https:\/\/www.goodrxmedicine.com\/blog\/wp-content\/uploads\/2025\/07\/Eye_Desktop-scaled.webp\" alt=\"Your Banner CTA\" width=\"100%\" height=\"184\">\r\n    <\/picture>\r\n<\/a>\r\n<div style=\"height: 30px;\"><\/div><\/div>\n\n\n<h2 id=\"frequently-asked-questions\" class=\"wp-block-heading\">Frequently Asked Questions<\/h2>\n\n\n<div id=\"rank-math-faq\" class=\"rank-math-block\">\n<div class=\"rank-math-list \">\n<div id=\"faq-question-1697522877598\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">Can you drive after a Glaucoma test?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>No, one should not drive after a Glaucoma test. The doctors may use numbing eye drops during the test, which may cause temporary blurry vision. Always wait till your vision is clear or take a family member to the test to safely drive back.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1697522883509\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">How long does a Glaucoma test take?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>A normal Glaucoma test normally takes 5 to 10 minutes per eye. This includes procedures like Tonometry, Ophthalmoscopy, and visual field testing. However, the test duration may differ depending on the number of tests and the patient&#8217;s needs.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1697522993029\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">What is the cost of a Glaucoma test?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>The cost of a Glaucoma test can vary according to one&#8217;s location, type of test, and medical insurance. The test can range from $80 to $200 without insurance. However, having medical insurance can reduce one&#8217;s costs.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1697522998844\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">How often should you get Glaucoma tests?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>The frequency of Glaucoma tests depends on one&#8217;s age, risk factors, and previous diagnoses. Individuals over 40 should get eye exams every <a href=\"https:\/\/my.clevelandclinic.org\/health\/diagnostics\/22514-glaucoma-tests#:~:text=The%20American%20Academy,to%2012%20months.\" target=\"_blank\" rel=\"nofollow noopener\">1-3<\/a> years. On the other hand, people over 65 should have annual eye tests.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1697523006008\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">How can I test for Glaucoma at home?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>One may test for Glaucoma at home using self-eye pressure monitoring devices, visual field checking apps, or observing common Glaucoma symptoms. However, one should not rely on home testing for Glaucoma. Always consult a doctor and get proper medical Glaucoma tests.<\/p>\n\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"su-note\"  style=\"border-color:#cbcac8;border-radius:10px;-moz-border-radius:10px;-webkit-border-radius:10px;\"><div class=\"su-note-inner su-u-clearfix su-u-trim\" style=\"background-color:#E5E4E2;border-color:#ffffff;color:#36454F;border-radius:10px;-moz-border-radius:10px;-webkit-border-radius:10px;\"><strong>Citations:<\/strong><br \/>\nWhen referencing outside resources, <a href=\"https:\/\/www.goodrxmedicine.com\" target=\"_blank\" rel=\"noopener\">GoodrxMedicine<\/a> always provides full citations. To learn more about the measures we use to maintain the quality of our content, please review our <a href=\"https:\/\/www.goodrxmedicine.com\/content-information-policy\" target=\"_blank\" rel=\"noopener\">Content Information Policy<\/a>.<\/div><\/div>\n<ul>\n<li><a href=\"https:\/\/my.clevelandclinic.org\/health\/diagnostics\/22514-glaucoma-tests\" target=\"_blank\" rel=\"noopener nofollow\">my.clevelandclinic.org<\/a><\/li>\n<li><a href=\"https:\/\/medlineplus.gov\/lab-tests\/glaucoma-tests\/\" target=\"_blank\" rel=\"noopener nofollow\">medlineplus.gov<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"Early detection is important to prevent vision problems and loss when it comes to eye health.&nbsp; Glaucoma is a set of eye diseases caused by high Intraocular Pressure (IOP) that may damage the optic nerve. Regular Glaucoma tests may help a person to detect the condition in its early stages.&nbsp; Let us explore Glaucoma tests, &#8230; Read more","protected":false},"author":21,"featured_media":417437,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"schema_drug_name":"","schema_drug_sameas":"","schema_strip_mentions_drug":"","custom_head_after_canonical":"","geo_latitude":"","geo_longitude":"","rmp_avg_rating":"4.7979797979798","rmp_vote_count":"198","csco_display_header_overlay":false,"csco_singular_sidebar":"","csco_page_header_type":"","csco_page_load_nextpost":"","csco_page_reading_time":"","csco_page_toc_navigation":"","csco_post_video_location":[],"csco_post_video_location_hash":"","csco_post_video_url":"","csco_post_video_bg_start_time":0,"csco_post_video_bg_end_time":0,"csco_post_video_bg_volume":false,"footnotes":""},"categories":[145],"tags":[285,283,284,286],"class_list":{"0":"post-405020","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-eyecare","8":"tag-eye-treatment","9":"tag-eyecare","10":"tag-eyecare-causes","11":"tag-eyecare-medicine","12":"cs-entry","13":"cs-video-wrap"},"_links":{"self":[{"href":"https:\/\/www.goodrxmedicine.com\/blog\/wp-json\/wp\/v2\/posts\/405020","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.goodrxmedicine.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.goodrxmedicine.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.goodrxmedicine.com\/blog\/wp-json\/wp\/v2\/users\/21"}],"replies":[{"embeddable":true,"href":"https:\/\/www.goodrxmedicine.com\/blog\/wp-json\/wp\/v2\/comments?post=405020"}],"version-history":[{"count":7,"href":"https:\/\/www.goodrxmedicine.com\/blog\/wp-json\/wp\/v2\/posts\/405020\/revisions"}],"predecessor-version":[{"id":442878,"href":"https:\/\/www.goodrxmedicine.com\/blog\/wp-json\/wp\/v2\/posts\/405020\/revisions\/442878"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.goodrxmedicine.com\/blog\/wp-json\/wp\/v2\/media\/417437"}],"wp:attachment":[{"href":"https:\/\/www.goodrxmedicine.com\/blog\/wp-json\/wp\/v2\/media?parent=405020"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.goodrxmedicine.com\/blog\/wp-json\/wp\/v2\/categories?post=405020"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.goodrxmedicine.com\/blog\/wp-json\/wp\/v2\/tags?post=405020"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}