{"id":6970,"date":"2023-08-11T12:48:47","date_gmt":"2023-08-11T12:48:47","guid":{"rendered":"https:\/\/www.kauveryhospital.com\/ima-journal\/?p=6970"},"modified":"2025-04-09T11:28:15","modified_gmt":"2025-04-09T11:28:15","slug":"penetrating-corneal-tranplantation","status":"publish","type":"post","link":"https:\/\/www.kauveryhospital.com\/ima-journal\/ima-journal-august-2023\/penetrating-corneal-tranplantation\/","title":{"rendered":"Penetrating Corneal Transplantation"},"content":{"rendered":"<p class=\"caps\">[vc_row][vc_column][vc_column_text]<\/p>\n<h2><strong><em><u><b><i><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-6971 size-full\" src=\"https:\/\/www.kauveryhospital.com\/ima-journal\/wp-content\/uploads\/2023\/08\/img4.jpg\" alt=\"\" width=\"650\" height=\"503\" srcset=\"https:\/\/www.kauveryhospital.com\/ima-journal\/wp-content\/uploads\/2023\/08\/img4.jpg 650w, https:\/\/www.kauveryhospital.com\/ima-journal\/wp-content\/uploads\/2023\/08\/img4-300x232.jpg 300w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><\/i><\/b><\/u><\/em><\/strong><\/h2>\n<h2><strong><b>Cornea<\/b><\/strong><strong><b>\u00a0and<\/b><\/strong><strong><b>\u00a0its<\/b><\/strong><strong><b>\u00a0<\/b><\/strong><strong><b>Importance:<\/b><\/strong><\/h2>\n<p>Cornea\u00a0is\u00a0a\u00a0spherical\u00a0concavo-convex\u00a0transparent\u00a0tissue\u00a0in\u00a0the\u00a0anterior\u00a0most part\u00a0of\u00a0the\u00a0eye.\u00a0It\u00a0is\u00a0made\u00a0up\u00a0of:<\/p>\n<ul>\n<li>Epithelial cells<\/li>\n<li>Bowman\u2019s membrane<\/li>\n<li>Stroma of linearly arranged transparent collagen fibrils<\/li>\n<li>Descemet\u2019s membrane<\/li>\n<li>Endothelium<\/li>\n<\/ul>\n<p style=\"text-align: justify;\">The most fascinating aspect of cornea is it does not have any blood supply which is one of the factors contributing to transparency of cornea. Cornea gets its nutrition from oxygen of atmosphere dissolved in the tear film and partly from the aqueous humour circulating inside the eye. But It has very rich nerve supply. The nerves of the cornea have open nerve endings which makes cornea very sensitive to external stimuli.<\/p>\n<h2><strong>Corneal Transplantation:<\/strong><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-6972 size-full\" src=\"https:\/\/www.kauveryhospital.com\/ima-journal\/wp-content\/uploads\/2023\/08\/img5.jpg\" alt=\"\" width=\"509\" height=\"299\" srcset=\"https:\/\/www.kauveryhospital.com\/ima-journal\/wp-content\/uploads\/2023\/08\/img5.jpg 509w, https:\/\/www.kauveryhospital.com\/ima-journal\/wp-content\/uploads\/2023\/08\/img5-300x176.jpg 300w\" sizes=\"auto, (max-width: 509px) 100vw, 509px\" \/><\/p>\n<p style=\"text-align: justify;\">Corneal transplantation is otherwise called Penetrating Keratoplasty. It was first performed by Kissam in 1844 using pigs cornea in human eye. The graft remained clear for 2 weeks. First human to human corneal transplantation was done by Austrian surgeon Zirm in 1906.<\/p>\n<p>OPTICAL: Where the graft is done for Visual rehabilitation<br \/>\nTECTONIC: For restoring the altered corneal structure<br \/>\nTHERAPEUTIC:\u00a0Tissue\u00a0substitution\u00a0for\u00a0refractory\u00a0corneal\u00a0diseases<\/p>\n<h2><strong>Indications For Corneal Transplant:<\/strong><\/h2>\n<ul>\n<li>Keratoconus<\/li>\n<li>Corneal Edema<\/li>\n<li>Failed Graft<\/li>\n<li>Corneal Infections<\/li>\n<li>Herpes Simplex Keratitis<\/li>\n<li>Corneal dystrophies<\/li>\n<li>Corneal trauma<\/li>\n<li>Corneal decompensation after eye surgery<\/li>\n<li>Corneal scaring<\/li>\n<\/ul>\n<h2><strong>Corneal Donor:<\/strong><\/h2>\n<p>A\u00a0person\u00a0is\u00a0not\u00a0eligible\u00a0for\u00a0corneal\u00a0donation\u00a0under\u00a0the\u00a0following\u00a0circumstances:<\/p>\n<ul>\n<li>Death from unknown cause<\/li>\n<li>CNS diseases from unknown etiology<\/li>\n<li>Slow virus diseases<\/li>\n<li>HIV \/Rabies \/ Syphilis<\/li>\n<li>Malignancies \/ Disseminated cancer<\/li>\n<\/ul>\n<p style=\"text-align: justify;\">Donor cornea should be harvested less than 6 hours from the time of death for better outcome. Donor cornea is subjected to Specular microscopy to assess cell density, cell shape, cell size, uniformity, pleomorphism, polymegathism and to rule out evidence of old intraocular inflammation and endothelial insult.<\/p>\n<p style=\"text-align: justify;\">The harvested cornea is preserved in MK medium (McCarey and Kaufman medium) \/ Chondroitin Sulfate enriched media(K-Sol medium) for short term preservation or storage. The long term storage is done by Cryopreservation where the corneal tissue is frozen at a controlled rate up to -80 C and subsequently stored at -160 C indefinitely.<\/p>\n<h2><strong>Eye Banks:<\/strong><\/h2>\n<p><strong><em>\u00a0<\/em><\/strong>Harvested cornea is stored in authorised eye banks. It is a multi-tier organisation which specialises in:<\/p>\n<ul>\n<li>Creating public awareness on corneal donation<\/li>\n<li>Retrieval of donor cornea<\/li>\n<li>Processing and storage<\/li>\n<li>Distribution of cornea for transplant<\/li>\n<\/ul>\n<h2><strong><u>Transplantation Complications<\/u><\/strong><\/h2>\n<h3><strong>Early Complications:<\/strong><\/h3>\n<ul>\n<li>Primary graft failure<\/li>\n<li>Glaucoma<\/li>\n<li>Epithelial defect<\/li>\n<\/ul>\n<h3><strong>Intermediate Complications:<\/strong><\/h3>\n<ul>\n<li>Graft Rejection<\/li>\n<li>Graft infection<\/li>\n<li>Wound dehiscence<\/li>\n<\/ul>\n<h3><strong>Late Complications:<\/strong><\/h3>\n<ul>\n<li>Recurrence of Diseases(Dystrophies \/ Herpes simplex keratitis)<\/li>\n<li>Graft failure of unknown ethology<\/li>\n<li>Post keratoplasty astigmatism<\/li>\n<\/ul>\n<p>[\/vc_column_text][vc_column_text]<img loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-7071 size-thumbnail\" src=\"https:\/\/www.kauveryhospital.com\/ima-journal\/wp-content\/uploads\/2023\/08\/Dr.-Sudha-Bhuvaneswari-150x150.jpg\" alt=\"\" width=\"150\" height=\"150\" \/><strong>Dr. Sudha Bhuvaneshwari<\/strong><br \/>\n<em>Associate Consultant in Ophthalmology<\/em><br \/>\nKauvery Hospital[\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[vc_row][vc_column][vc_column_text] Cornea\u00a0and\u00a0its\u00a0Importance: Cornea\u00a0is\u00a0a\u00a0spherical\u00a0concavo-convex\u00a0transparent\u00a0tissue\u00a0in\u00a0the\u00a0anterior\u00a0most part\u00a0of\u00a0the\u00a0eye.\u00a0It\u00a0is\u00a0made\u00a0up\u00a0of: Epithelial cells Bowman\u2019s membrane Stroma of linearly arranged transparent collagen fibrils Descemet\u2019s membrane Endothelium The most fascinating aspect of cornea is it does not have any<\/p>\n","protected":false},"author":2,"featured_media":6973,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[56],"tags":[],"class_list":["post-6970","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ima-journal-august-2023"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Penetrating Corneal Transplantation<\/title>\n<meta name=\"description\" content=\"Cornea is a spherical concavo-convex transparent tissue in the anterior most part of the eye.\" \/>\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.kauveryhospital.com\/ima-journal\/ima-journal-august-2023\/penetrating-corneal-tranplantation\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Penetrating Corneal Transplantation\" \/>\n<meta property=\"og:description\" content=\"Cornea is a spherical concavo-convex transparent tissue in the anterior most part of the eye.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.kauveryhospital.com\/ima-journal\/ima-journal-august-2023\/penetrating-corneal-tranplantation\/\" \/>\n<meta property=\"og:site_name\" content=\"Kauvery Hospital | Patient Newsletters | A Monthly Newsletter from your Partners in Good Health\" \/>\n<meta property=\"article:published_time\" content=\"2023-08-11T12:48:47+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-04-09T11:28:15+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.kauveryhospital.com\/ima-journal\/wp-content\/uploads\/2023\/08\/ima3.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1308\" \/>\n\t<meta property=\"og:image:height\" content=\"545\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"kh-ima-admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"kh-ima-admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.kauveryhospital.com\/ima-journal\/ima-journal-august-2023\/penetrating-corneal-tranplantation\/\",\"url\":\"https:\/\/www.kauveryhospital.com\/ima-journal\/ima-journal-august-2023\/penetrating-corneal-tranplantation\/\",\"name\":\"Penetrating Corneal Transplantation\",\"isPartOf\":{\"@id\":\"https:\/\/www.kauveryhospital.com\/ima-journal\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.kauveryhospital.com\/ima-journal\/ima-journal-august-2023\/penetrating-corneal-tranplantation\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.kauveryhospital.com\/ima-journal\/ima-journal-august-2023\/penetrating-corneal-tranplantation\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.kauveryhospital.com\/ima-journal\/wp-content\/uploads\/2023\/08\/ima3.jpg\",\"datePublished\":\"2023-08-11T12:48:47+00:00\",\"dateModified\":\"2025-04-09T11:28:15+00:00\",\"author\":{\"@id\":\"https:\/\/www.kauveryhospital.com\/ima-journal\/#\/schema\/person\/a008aa764057e74557d708f2381a5acb\"},\"description\":\"Cornea is a spherical concavo-convex transparent tissue in the anterior most part of the eye.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.kauveryhospital.com\/ima-journal\/ima-journal-august-2023\/penetrating-corneal-tranplantation\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.kauveryhospital.com\/ima-journal\/ima-journal-august-2023\/penetrating-corneal-tranplantation\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.kauveryhospital.com\/ima-journal\/ima-journal-august-2023\/penetrating-corneal-tranplantation\/#primaryimage\",\"url\":\"https:\/\/www.kauveryhospital.com\/ima-journal\/wp-content\/uploads\/2023\/08\/ima3.jpg\",\"contentUrl\":\"https:\/\/www.kauveryhospital.com\/ima-journal\/wp-content\/uploads\/2023\/08\/ima3.jpg\",\"width\":1308,\"height\":545},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.kauveryhospital.com\/ima-journal\/ima-journal-august-2023\/penetrating-corneal-tranplantation\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.kauveryhospital.com\/ima-journal\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Penetrating Corneal Transplantation\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.kauveryhospital.com\/ima-journal\/#website\",\"url\":\"https:\/\/www.kauveryhospital.com\/ima-journal\/\",\"name\":\"Kauvery Hospital | Patient Newsletters | A Monthly Newsletter from your Partners in Good Health\",\"description\":\"Kauvery Hospital | Patient Newsletters | A Monthly Newsletter from your Partners in Good Health\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.kauveryhospital.com\/ima-journal\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.kauveryhospital.com\/ima-journal\/#\/schema\/person\/a008aa764057e74557d708f2381a5acb\",\"name\":\"kh-ima-admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.kauveryhospital.com\/ima-journal\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/6b190d48867033f0c3c0aac5530295535596218654f543741508cab11520ab8f?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/6b190d48867033f0c3c0aac5530295535596218654f543741508cab11520ab8f?s=96&d=mm&r=g\",\"caption\":\"kh-ima-admin\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Penetrating Corneal Transplantation","description":"Cornea is a spherical concavo-convex transparent tissue in the anterior most part of the eye.","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.kauveryhospital.com\/ima-journal\/ima-journal-august-2023\/penetrating-corneal-tranplantation\/","og_locale":"en_US","og_type":"article","og_title":"Penetrating Corneal Transplantation","og_description":"Cornea is a spherical concavo-convex transparent tissue in the anterior most part of the eye.","og_url":"https:\/\/www.kauveryhospital.com\/ima-journal\/ima-journal-august-2023\/penetrating-corneal-tranplantation\/","og_site_name":"Kauvery Hospital | Patient Newsletters | A Monthly Newsletter from your Partners in Good Health","article_published_time":"2023-08-11T12:48:47+00:00","article_modified_time":"2025-04-09T11:28:15+00:00","og_image":[{"width":1308,"height":545,"url":"https:\/\/www.kauveryhospital.com\/ima-journal\/wp-content\/uploads\/2023\/08\/ima3.jpg","type":"image\/jpeg"}],"author":"kh-ima-admin","twitter_card":"summary_large_image","twitter_misc":{"Written by":"kh-ima-admin","Est. reading time":"3 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.kauveryhospital.com\/ima-journal\/ima-journal-august-2023\/penetrating-corneal-tranplantation\/","url":"https:\/\/www.kauveryhospital.com\/ima-journal\/ima-journal-august-2023\/penetrating-corneal-tranplantation\/","name":"Penetrating Corneal Transplantation","isPartOf":{"@id":"https:\/\/www.kauveryhospital.com\/ima-journal\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.kauveryhospital.com\/ima-journal\/ima-journal-august-2023\/penetrating-corneal-tranplantation\/#primaryimage"},"image":{"@id":"https:\/\/www.kauveryhospital.com\/ima-journal\/ima-journal-august-2023\/penetrating-corneal-tranplantation\/#primaryimage"},"thumbnailUrl":"https:\/\/www.kauveryhospital.com\/ima-journal\/wp-content\/uploads\/2023\/08\/ima3.jpg","datePublished":"2023-08-11T12:48:47+00:00","dateModified":"2025-04-09T11:28:15+00:00","author":{"@id":"https:\/\/www.kauveryhospital.com\/ima-journal\/#\/schema\/person\/a008aa764057e74557d708f2381a5acb"},"description":"Cornea is a spherical concavo-convex transparent tissue in the anterior most part of the eye.","breadcrumb":{"@id":"https:\/\/www.kauveryhospital.com\/ima-journal\/ima-journal-august-2023\/penetrating-corneal-tranplantation\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.kauveryhospital.com\/ima-journal\/ima-journal-august-2023\/penetrating-corneal-tranplantation\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.kauveryhospital.com\/ima-journal\/ima-journal-august-2023\/penetrating-corneal-tranplantation\/#primaryimage","url":"https:\/\/www.kauveryhospital.com\/ima-journal\/wp-content\/uploads\/2023\/08\/ima3.jpg","contentUrl":"https:\/\/www.kauveryhospital.com\/ima-journal\/wp-content\/uploads\/2023\/08\/ima3.jpg","width":1308,"height":545},{"@type":"BreadcrumbList","@id":"https:\/\/www.kauveryhospital.com\/ima-journal\/ima-journal-august-2023\/penetrating-corneal-tranplantation\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.kauveryhospital.com\/ima-journal\/"},{"@type":"ListItem","position":2,"name":"Penetrating Corneal Transplantation"}]},{"@type":"WebSite","@id":"https:\/\/www.kauveryhospital.com\/ima-journal\/#website","url":"https:\/\/www.kauveryhospital.com\/ima-journal\/","name":"Kauvery Hospital | Patient Newsletters | A Monthly Newsletter from your Partners in Good Health","description":"Kauvery Hospital | Patient Newsletters | A Monthly Newsletter from your Partners in Good Health","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.kauveryhospital.com\/ima-journal\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/www.kauveryhospital.com\/ima-journal\/#\/schema\/person\/a008aa764057e74557d708f2381a5acb","name":"kh-ima-admin","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.kauveryhospital.com\/ima-journal\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/6b190d48867033f0c3c0aac5530295535596218654f543741508cab11520ab8f?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/6b190d48867033f0c3c0aac5530295535596218654f543741508cab11520ab8f?s=96&d=mm&r=g","caption":"kh-ima-admin"}}]}},"_links":{"self":[{"href":"https:\/\/www.kauveryhospital.com\/ima-journal\/wp-json\/wp\/v2\/posts\/6970","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kauveryhospital.com\/ima-journal\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kauveryhospital.com\/ima-journal\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kauveryhospital.com\/ima-journal\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kauveryhospital.com\/ima-journal\/wp-json\/wp\/v2\/comments?post=6970"}],"version-history":[{"count":23,"href":"https:\/\/www.kauveryhospital.com\/ima-journal\/wp-json\/wp\/v2\/posts\/6970\/revisions"}],"predecessor-version":[{"id":9698,"href":"https:\/\/www.kauveryhospital.com\/ima-journal\/wp-json\/wp\/v2\/posts\/6970\/revisions\/9698"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kauveryhospital.com\/ima-journal\/wp-json\/wp\/v2\/media\/6973"}],"wp:attachment":[{"href":"https:\/\/www.kauveryhospital.com\/ima-journal\/wp-json\/wp\/v2\/media?parent=6970"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kauveryhospital.com\/ima-journal\/wp-json\/wp\/v2\/categories?post=6970"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kauveryhospital.com\/ima-journal\/wp-json\/wp\/v2\/tags?post=6970"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}