{"id":82744,"date":"2026-05-26T12:28:24","date_gmt":"2026-05-26T09:28:24","guid":{"rendered":"https:\/\/ovagenesis.eu\/fet-kai-pgt-dyo-vasikoi-axones-tis-sygchronis-exosomatikis-gonimopoiisis\/"},"modified":"2026-05-26T12:36:51","modified_gmt":"2026-05-26T09:36:51","slug":"fet-and-pgt-two-key-pillars-of-modern-ivf","status":"publish","type":"post","link":"https:\/\/ovagenesis.eu\/en\/fet-and-pgt-two-key-pillars-of-modern-ivf\/","title":{"rendered":"FET and PGT: Two Key Pillars of Modern IVF"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"82744\" class=\"elementor elementor-82744 elementor-82733\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9dc24a2 elementor-section-boxed elementor-section-height-default elementor-section-height-default sc_fly_static\" data-id=\"9dc24a2\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-extended\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-48b83d0 sc_content_align_inherit sc_layouts_column_icons_position_left sc_fly_static\" data-id=\"48b83d0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-932f381 sc_fly_static elementor-widget elementor-widget-spacer\" data-id=\"932f381\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b2f79af elementor-section-boxed elementor-section-height-default elementor-section-height-default sc_fly_static\" data-id=\"b2f79af\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-extended\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3c6660b sc_content_align_inherit sc_layouts_column_icons_position_left sc_fly_static\" data-id=\"3c6660b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6520f92 sc_fly_static elementor-widget elementor-widget-heading\" data-id=\"6520f92\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">How frozen embryo transfer and preimplantation genetic testing contribute to more targeted treatment planning<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3d7b2d9 elementor-section-boxed elementor-section-height-default elementor-section-height-default sc_fly_static\" data-id=\"3d7b2d9\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-extended\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-00c4c17 sc_content_align_inherit sc_layouts_column_icons_position_left sc_fly_static\" data-id=\"00c4c17\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-afba062 sc_fly_static elementor-widget elementor-widget-spacer\" data-id=\"afba062\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7696f08 elementor-section-boxed elementor-section-height-default elementor-section-height-default sc_fly_static\" data-id=\"7696f08\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-extended\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-14e453b sc_content_align_inherit sc_layouts_column_icons_position_left sc_fly_static\" data-id=\"14e453b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a021043 sc_fly_static elementor-widget elementor-widget-text-editor\" data-id=\"a021043\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"163\" data-end=\"192\"><strong>By Dr. Athanasios Garavelas<\/strong><\/p>\n<p data-start=\"194\" data-end=\"442\">In modern IVF, success does not depend only on the creation of embryos. It increasingly depends on when the embryo transfer takes place, under what conditions the endometrium is prepared, and, in selected cases, which embryo is chosen for transfer.<\/p>\n<p data-start=\"444\" data-end=\"660\">In this context, two concepts have gained particular importance: frozen embryo transfer, known as FET (<em data-start=\"547\" data-end=\"571\">Frozen Embryo Transfer<\/em>), and preimplantation genetic testing, known as PGT (<em data-start=\"625\" data-end=\"658\">Preimplantation Genetic Testing<\/em>).<\/p>\n<p data-start=\"662\" data-end=\"837\">These are not merely technical options. They are tools that allow the fertility specialist to organize treatment with greater precision, better timing, and a clearer strategy.<\/p>\n<h5 data-section-id=\"1atdlcx\" data-start=\"839\" data-end=\"863\"><strong>What does FET offer?<\/strong><\/h5>\n<p data-start=\"865\" data-end=\"1090\">Frozen embryo transfer allows the egg retrieval cycle to be separated from the embryo transfer cycle. The embryos are frozen using modern vitrification techniques and transferred in a subsequent, appropriately prepared cycle.<\/p>\n<p data-start=\"1092\" data-end=\"1151\">This is particularly valuable because it makes it possible:<\/p>\n<ul data-start=\"1153\" data-end=\"1490\">\n<li data-section-id=\"9lyo13\" data-start=\"1153\" data-end=\"1243\">to perform the transfer when the endometrium is in the most suitable possible condition;<\/li>\n<li data-section-id=\"1ljmpqe\" data-start=\"1244\" data-end=\"1322\">to reduce the pressure for immediate transfer in the same stimulation cycle;<\/li>\n<li data-section-id=\"7wgups\" data-start=\"1323\" data-end=\"1410\">to avoid embryo transfer when there is an increased risk of ovarian hyperstimulation;<\/li>\n<li data-section-id=\"p3l37l\" data-start=\"1411\" data-end=\"1490\">to better organize treatment when genetic testing of the embryos is required.<\/li>\n<\/ul>\n<p data-start=\"1492\" data-end=\"1578\">In simple terms, FET offers time, flexibility, and better therapeutic synchronization.<\/p>\n<h5 data-section-id=\"r56gpw\" data-start=\"1580\" data-end=\"1633\"><strong>Why has FET changed the way treatment is planned?<\/strong><\/h5>\n<p data-start=\"1635\" data-end=\"1954\">The ability to freeze embryos and transfer them in a subsequent cycle has substantially changed the philosophy of IVF. Treatment no longer needs to be completed hastily within the same cycle. It can be organized based on each woman\u2019s individual data, the hormonal environment, and the requirements of the specific case.<\/p>\n<p data-start=\"1956\" data-end=\"2194\">Especially when the endometrium is not considered ideal, or when hormonal stimulation is intense, the choice of FET allows for a more controlled approach. The goal is not simply to transfer an embryo, but to transfer it at the right time.<\/p>\n<h5 data-section-id=\"13urspu\" data-start=\"2196\" data-end=\"2244\"><strong>The essential connection between FET and PGT<\/strong><\/h5>\n<p data-start=\"2246\" data-end=\"2519\">FET and PGT often work complementarily. In order to perform genetic testing on embryos, time is required for biopsy, laboratory analysis, and the issuing of results. Cryopreservation makes this process possible without putting pressure on the timing of the embryo transfer.<\/p>\n<p data-start=\"2521\" data-end=\"2584\">Thus, the transfer can take place in a subsequent cycle, after:<\/p>\n<ul data-start=\"2586\" data-end=\"2788\">\n<li data-section-id=\"nsofem\" data-start=\"2586\" data-end=\"2620\">the embryos have been evaluated;<\/li>\n<li data-section-id=\"1yhb2i0\" data-start=\"2621\" data-end=\"2680\">the genetic analysis has been completed, where indicated;<\/li>\n<li data-section-id=\"1np5fjo\" data-start=\"2681\" data-end=\"2731\">the endometrium has been appropriately prepared;<\/li>\n<li data-section-id=\"sbyldx\" data-start=\"2732\" data-end=\"2788\">the most targeted transfer strategy has been selected.<\/li>\n<\/ul>\n<p data-start=\"2790\" data-end=\"2945\">This is the major significance of combining FET and PGT: it allows for a more organized, more individualized, and more evidence-based therapeutic approach.<\/p>\n<h5 data-section-id=\"17th8jn\" data-start=\"2947\" data-end=\"2998\"><strong>Fresh embryo transfer vs frozen embryo transfer<\/strong><\/h5>\n<p data-start=\"3000\" data-end=\"3177\">Fresh embryo transfer is performed in the same cycle as egg retrieval. Frozen embryo transfer is performed in a subsequent cycle, after vitrification and storage of the embryos.<\/p>\n<p data-start=\"3179\" data-end=\"3554\">The significance of FET is that it allows the physician not to base embryo transfer exclusively on the stimulation cycle. When there is an increased risk of ovarian hyperstimulation, when hormonal conditions are not considered optimal, or when time is required for preimplantation genetic testing, the transfer can be scheduled at a later stage, in a more controlled setting.<\/p>\n<p data-start=\"3556\" data-end=\"3927\">This is also why FET has acquired a central role in modern IVF: it is not simply an alternative to fresh embryo transfer, but a tool that enables safer and more targeted treatment planning. The choice remains individualized, but in many cases FET makes it possible to perform the embryo transfer at the most appropriate time and, where indicated, after completion of PGT.<\/p>\n<h5 data-section-id=\"4y5ffb\" data-start=\"3929\" data-end=\"3968\"><strong>Modern IVF is a strategic treatment<\/strong><\/h5>\n<p data-start=\"3970\" data-end=\"4237\">IVF today is not a standardized procedure with only one path. It is a treatment planned step by step. FET allows for better timing. PGT, where indicated, adds critical information. Together, they can contribute to more comprehensive planning of the treatment attempt.<\/p>\n<p data-start=\"4239\" data-end=\"4370\">The aim is not to apply every available technique, but to select the appropriate techniques for the right woman, at the right time.<\/p>\n<h5 data-section-id=\"xhtdnq\" data-start=\"4372\" data-end=\"4432\"><strong>When treatment is properly planned, hope gains direction<\/strong><\/h5>\n<p data-start=\"4434\" data-end=\"4745\" data-is-last-node=\"\" data-is-only-node=\"\">In assisted reproduction, every detail matters. Proper evaluation, precise timing, and the selection of the appropriate tools for each individual case are what can transform a treatment attempt into a journey with clear direction and meaningful prospects toward motherhood.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1f4fe36 elementor-section-boxed elementor-section-height-default elementor-section-height-default sc_fly_static\" data-id=\"1f4fe36\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-extended\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6fa366f sc_content_align_inherit sc_layouts_column_icons_position_left sc_fly_static\" data-id=\"6fa366f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ba14d96 sc_fly_static elementor-widget elementor-widget-spacer\" data-id=\"ba14d96\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-677c79b elementor-section-boxed elementor-section-height-default elementor-section-height-default sc_fly_static\" data-id=\"677c79b\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-extended\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-51f0413 sc_content_align_inherit sc_layouts_column_icons_position_left sc_fly_static\" data-id=\"51f0413\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0f18c6b sc_fly_static elementor-widget elementor-widget-text-editor\" data-id=\"0f18c6b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Athanasios Garavelas<\/strong><\/p><p>Obstetrician \u2013 Gynecologist<br \/>Specialist in Infertility &amp; Assisted Reproduction<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4f67cdd elementor-section-boxed elementor-section-height-default elementor-section-height-default sc_fly_static\" data-id=\"4f67cdd\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-extended\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c4b975c sc_content_align_inherit sc_layouts_column_icons_position_left sc_fly_static\" data-id=\"c4b975c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d860504 sc_fly_static elementor-widget elementor-widget-spacer\" data-id=\"d860504\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>How frozen embryo transfer and preimplantation genetic testing contribute to more targeted treatment planning By Dr. Athanasios Garavelas In modern IVF, success does not depend only on the creation of&hellip;<\/p>\n","protected":false},"author":1,"featured_media":82735,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-82744","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.7 (Yoast SEO v27.8) - 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