{"id":19151,"date":"2025-08-10T18:04:58","date_gmt":"2025-08-10T18:04:58","guid":{"rendered":"https:\/\/www.lowcostivf.net\/?p=19151"},"modified":"2025-08-10T20:40:34","modified_gmt":"2025-08-10T20:40:34","slug":"co-administering-cetrotide-and-ovitrelle","status":"publish","type":"post","link":"https:\/\/www.lowcostivf.net\/tr\/latest-news-from-north-cyprus-ivf-center\/co-administering-cetrotide-and-ovitrelle\/","title":{"rendered":"Cetrotide ve Ovitrelle&#039;in E\u015f Zamanl\u0131 Uygulanmas\u0131"},"content":{"rendered":"<p><strong>Uzun S\u00fcredir Kabul Edilen Bir T\u00fcp Bebek Varsay\u0131m\u0131n\u0131n Yeniden D\u00fc\u015f\u00fcn\u00fclmesi: Cetrotide ve Ovitrelle \u00c7at\u0131\u015fma Olmadan Birlikte Var Olabilir mi?<\/strong><\/p>\n\n\n\n<p>Uzun y\u0131llar boyunca, t\u00fcp bebek uzmanlar\u0131, Cetrotide (GnRH antagonisti olan setroreliks) ve Ovitrelle&#039;in (rekombinant hCG) ayn\u0131 anda uygulanmas\u0131n\u0131n ters etki yarataca\u011f\u0131na ve t\u00fcp bebek d\u00f6ng\u00fcs\u00fcnde z\u0131t etkilere sahip olduklar\u0131 i\u00e7in birbirlerinin etkilerini ortadan kald\u0131rabilece\u011fine inan\u0131yorlard\u0131. Mant\u0131k, Cetrotide&#039;in hipofiz GnRH blokaj\u0131 yoluyla endojen LH sal\u0131n\u0131m\u0131n\u0131 bask\u0131lad\u0131\u011f\u0131, hCG&#039;nin ise LH&#039;yi taklit ederek nihai oosit olgunla\u015fmas\u0131n\u0131 tetikledi\u011fi y\u00f6n\u00fcndeydi. Endi\u015fe, e\u015f zamanl\u0131 uygulaman\u0131n birbiriyle \u00e7eli\u015fen etkilere ve optimum olmayan sonu\u00e7lara yol a\u00e7abilece\u011fiydi.<\/p>\n\n\n\n<p>Bununla birlikte, iyi y\u00fcr\u00fct\u00fclm\u00fc\u015f \u00e7ok say\u0131da klinik \u00e7al\u0131\u015fma, e\u015f zamanl\u0131 uygulaman\u0131n oosit olgunla\u015fmas\u0131n\u0131, d\u00f6llenme oranlar\u0131n\u0131 veya gebelik sonu\u00e7lar\u0131n\u0131 tehlikeye atmad\u0131\u011f\u0131n\u0131 g\u00f6stermi\u015ftir (Humaidan ve ark., 2005; Kolibianakis ve ark., 2004; Hebisha, 2016; Gunderson ve ark., 2018).<\/p>\n\n\n\n<p><strong>Neden \u00c7at\u0131\u015fm\u0131yorlar: Farkl\u0131 Mekanizmalar, Tamamlay\u0131c\u0131 Eylemler<\/strong><\/p>\n\n\n\n<p>Bunun a\u00e7\u0131klamas\u0131, farkl\u0131 etki b\u00f6lgelerinde yatmaktad\u0131r. Cetrotide, hipofiz seviyesinde etki ederek GnRH arac\u0131l\u0131 LH ve FSH sal\u0131n\u0131m\u0131n\u0131 bask\u0131larken (Felberbaum ve Diedrich, 1999), hCG (Ovitrelle) hipofizi tamamen atlayarak, gran\u00fcloza ve teka h\u00fccrelerindeki LH\/hCG resept\u00f6rlerine do\u011frudan ba\u011flanarak yumurtal\u0131k seviyesinde i\u015flev g\u00f6r\u00fcr. Bu ba\u011flanma, meyotik yeniden ba\u015flamay\u0131 ve oosit olgunla\u015fmas\u0131n\u0131 ba\u015flatan kaskad\u0131 aktive eder (Zeleznik, 2004). Bu nedenle, bu iki ajan\u0131n ba\u011fland\u0131\u011f\u0131 resept\u00f6r b\u00f6lgeleri farkl\u0131d\u0131r ve birlikte uyguland\u0131klar\u0131nda herhangi bir antagonistik\/rekabet\u00e7i etki g\u00f6stermezler.<\/p>\n\n\n\n<p>hCG hipofiz bezinin hemen alt\u0131nda etki g\u00f6sterdi\u011finden, Cetrotide yumurtal\u0131klardaki etkisini etkilemez. Nitekim, hCG uygulamas\u0131na kadar ve hatta uygulama g\u00fcn\u00fcnde antagonist kullan\u0131m\u0131na devam edilmesi kan\u0131tlarla desteklenmekte ve \u00e7e\u015fitli IVF protokollerinde etkili bir \u015fekilde kullan\u0131lmaktad\u0131r (Kolibianakis ve ark., 2006; Hebisha, 2016; Gunderson ve ark., 2018).<\/p>\n\n\n\n<p>Retrospektif bir \u00e7al\u0131\u015fma (Hebisha, 2016), uzun agonist d\u00f6ng\u00fclerinde hCG tetikleme g\u00fcn\u00fcnde bir GnRH antagonisti uygulamas\u0131n\u0131n, oosit olgunla\u015fmas\u0131 veya tetikleme performans\u0131n\u0131 azaltmadan OHSS&#039;ye kar\u015f\u0131 etkili bir koruma sa\u011flad\u0131\u011f\u0131n\u0131 g\u00f6stermi\u015ftir. Benzer \u015fekilde, bir Fertilite ve K\u0131s\u0131rl\u0131k makalesi, hCG g\u00fcn\u00fcnde antagonistin birlikte uygulanmas\u0131n\u0131n oosit verimini veya gebelik oranlar\u0131n\u0131 etkilemedi\u011fini bulmu\u015ftur.<\/p>\n\n\n\n<p><strong>Ya\u015fl\u0131 Hastalarda Bunun \u00d6nemi: Erken Luteinizasyona Kar\u015f\u0131 Korunma<\/strong><\/p>\n\n\n\n<p>\u00dcreme \u00e7a\u011f\u0131ndaki ileri ya\u015ftaki kad\u0131nlarda, \u00f6zellikle 40 ya\u015f ve \u00fczeri kad\u0131nlarda, erken luteinizasyon \u00f6nemli bir endi\u015fe kayna\u011f\u0131d\u0131r. Ya\u015f ilerledik\u00e7e, gran\u00fcloza h\u00fccreleri y\u00fcksek LH seviyelerine yan\u0131t olarak erken d\u00f6nemde luteinize olmaya daha yatk\u0131n hale gelir ve bu da optimum oosit olgunla\u015fmas\u0131 ve toplanmas\u0131 i\u00e7in gereken senkronize zamanlamay\u0131 bozar (Al-Azemi ve ark., 2011). hCG tetikleyicisi etraf\u0131nda Cetrotide uygulanarak, klinisyenler ek bir koruma katman\u0131 kazan\u0131r: antagonist, erken luteinizasyonu tetikleyebilecek zamans\u0131z endojen LH dalgalanmalar\u0131n\u0131 bask\u0131larken, hCG do\u011frudan yumurtal\u0131k resept\u00f6r\u00fc aktivitesi yoluyla olgunla\u015fmay\u0131 etkili bir \u015fekilde ind\u00fcklemeye devam eder (Humaidan ve ark., 2005; Hebisha, 2016).<\/p>\n\n\n\n<p>Bu kombine strateji, \u00f6zellikle erken luteinizasyon riski y\u00fcksek olan hastalarda hem oosit olgunla\u015fmas\u0131n\u0131n zamanlamas\u0131n\u0131 hem de kalitesini korumaya yard\u0131mc\u0131 olur.<\/p>\n\n\n\n<p><strong>\u00d6zetle: <\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list has-small-font-size\">\n<li style=\"font-size:16px\">Eski varsay\u0131m \u00e7\u00fcr\u00fct\u00fcld\u00fc: Klinik kan\u0131tlar, Cetrotide ve hCG&#039;nin e\u015f zamanl\u0131 uygulanmas\u0131n\u0131n IVF sonu\u00e7lar\u0131n\u0131 etkilemedi\u011fini do\u011fruluyor.<\/li>\n\n\n\n<li style=\"font-size:16px\">Farkl\u0131 mekanizmalar, etkili sinerji: Cetrotide hipofizde etki ediyor; hCG ise yumurtal\u0131kta etki ediyor, dolay\u0131s\u0131yla bir m\u00fcdahale s\u00f6z konusu de\u011fil.<\/li>\n\n\n\n<li style=\"font-size:16px\">Ya\u015fl\u0131 hastalar i\u00e7in y\u00fcksek \u00f6nem: Bu yakla\u015f\u0131m, tetikleyici etkinli\u011fini korurken erken luteinizasyona kar\u015f\u0131 koruma sa\u011flamaya yard\u0131mc\u0131 olur.<\/li>\n<\/ul>\n\n\n\n<p><strong>Referanslar<\/strong><\/p>\n\n\n\n<p>Al-Azemi, M., Kyrou, D., Kolibianakis, EM, ve di\u011ferleri, 2011. GnRH antagonist d\u00f6ng\u00fclerinde erken luteinizasyon: IVF sonras\u0131 bozulmu\u015f sonu\u00e7lar i\u00e7in bir risk fakt\u00f6r\u00fc m\u00fc? \u0130nsan \u00dcremesi, 26(7), s.1839\u20131845.<br>Felberbaum, R. ve Diedrich, K., 1999. Gonadotropin salg\u0131lat\u0131c\u0131 hormon antagonistleri: Kontroll\u00fc yumurtal\u0131k stim\u00fclasyonunda yeni bir d\u00f6nem. Endokrin \u0130ncelemeleri, 20(6), s.737\u2013751.<br>Hebisha, SA, 2016. Uzun agonist protokol\u00fc ile IVF\/ICSI uygulanan olgularda hCG g\u00fcn\u00fc GnRH antagonisti uygulanmas\u0131 OHSS&#039;yi korumada etkilidir. Fertilite ve Sterilite (Retrospektif \u00e7al\u0131\u015fma).<br>Humaidan, P., Bungum, L., Bungum, M. ve Yding Andersen, C., 2005. Yard\u0131mc\u0131 \u00fcreme tedavisi g\u00f6ren kad\u0131nlarda yumurtal\u0131k yan\u0131t\u0131 ve gebelik sonucu, folik\u00fcler orta LH konsantrasyonlar\u0131yla ili\u015fkilidir. \u00c7evrimi\u00e7i \u00dcreme Biyomedikal Dergisi, 10(5), s.679\u2013685.<br>Kolibianakis, EM, Albano, C., Camus, M. ve di\u011ferleri, 2004. Uyar\u0131n\u0131n 1. g\u00fcn\u00fcnde GnRH antagonistinin ba\u015flat\u0131lmas\u0131: IVF d\u00f6ng\u00fclerinde hormon d\u00fczeyleri ve folik\u00fcler geli\u015fim \u00fczerindeki etkisi. \u0130nsan \u00dcremesi, 19(10), s.2206\u20132210.<br>Kolibianakis, EM, Albano, C., Kahn, J. ve di\u011ferleri, 2006. Folik\u00fcler fazda y\u00fckselen progesteron d\u00fczeyleri, GnRH antagonistleri ile yap\u0131lan IVF d\u00f6ng\u00fclerinde gebelik oran\u0131n\u0131n azalmas\u0131yla ili\u015fkilidir. \u0130nsan \u00dcremesi, 21(10), s.2622\u20132629.<br>Zeleznik, AJ, 2004. Folik\u00fcl se\u00e7iminin fizyolojisi. \u00dcreme Biyolojisi ve Endokrinoloji, 2(1), s.31.<\/p>","protected":false},"excerpt":{"rendered":"<p>Uzun Zamand\u0131r Kabul Edilen Bir T\u00fcp Bebek Varsay\u0131m\u0131n\u0131n Yeniden D\u00fc\u015f\u00fcn\u00fclmesi: Cetrotide ve Ovitrelle \u00c7at\u0131\u015fma Olmadan Birlikte Var Olabilir mi? Uzun y\u0131llar boyunca t\u00fcp bebek uzmanlar\u0131, Cetrotide (GnRH antagonisti olan setroreliks) ve Ovitrelle&#039;in (rekombinant hCG) ayn\u0131 anda uygulanmas\u0131n\u0131n ters etki yarataca\u011f\u0131na ve t\u00fcp bebek d\u00f6ng\u00fcs\u00fcnde z\u0131t etkilere sahip olduklar\u0131 i\u00e7in birbirlerinin etkilerini ortadan kald\u0131rabilece\u011fine inan\u0131yorlard\u0131. Mant\u0131k, Cetrotide&#039;in endojen [\u2026]<\/p>","protected":false},"author":2,"featured_media":19167,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[114,55],"tags":[],"class_list":["post-19151","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-40-ivf-treatment","category-ivf-treatment"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Co-Administering Cetrotide and Ovitrelle - North Cyprus IVF<\/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.lowcostivf.net\/tr\/latest-news-from-north-cyprus-ivf-center\/co-administering-cetrotide-and-ovitrelle\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Co-Administering Cetrotide and Ovitrelle - North Cyprus IVF\" \/>\n<meta property=\"og:description\" content=\"Rethinking a Long-Held IVF Assumption: Can Cetrotide and Ovitrelle Co-Exist Without Conflict? For many years, IVF specialists believed that administering Cetrotide (cetrorelix, a GnRH antagonist) and Ovitrelle (recombinant hCG) simultaneously would be counterproductive; potentially negating each other\u2019s effects as they apparently have opposing effects in an IVF cycle. The logic was that Cetrotide suppresses endogenous [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.lowcostivf.net\/tr\/latest-news-from-north-cyprus-ivf-center\/co-administering-cetrotide-and-ovitrelle\/\" \/>\n<meta property=\"og:site_name\" content=\"North Cyprus IVF\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/northcyprusivf\/\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/northcyprusivf\/\" \/>\n<meta property=\"article:published_time\" content=\"2025-08-10T18:04:58+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-08-10T20:40:34+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.lowcostivf.net\/wp-content\/uploads\/2025\/08\/Cetrotide_and_Ovitrelle.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1600\" \/>\n\t<meta property=\"og:image:height\" content=\"900\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Asst. 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