{"id":2504,"date":"2020-10-10T00:24:28","date_gmt":"2020-10-09T21:24:28","guid":{"rendered":"https:\/\/www.intheranostics.com\/prof\/?page_id=2504"},"modified":"2020-11-06T15:58:51","modified_gmt":"2020-11-06T12:58:51","slug":"%d1%80%d0%b0%d0%ba-%d0%bf%d1%80%d0%b5%d0%b4%d1%81%d1%82%d0%b0%d1%82%d0%b5%d0%bb%d1%8c%d0%bd%d0%be%d0%b9-%d0%b6%d0%b5%d0%bb%d0%b5%d0%b7%d1%8b-%d1%81-%d0%bc%d0%b5%d1%82%d0%b0%d1%81%d1%82%d0%b0%d0%b7","status":"publish","type":"page","link":"https:\/\/www.intheranostics.com\/prof\/ru\/%d1%80%d0%b0%d0%ba-%d0%bf%d1%80%d0%b5%d0%b4%d1%81%d1%82%d0%b0%d1%82%d0%b5%d0%bb%d1%8c%d0%bd%d0%be%d0%b9-%d0%b6%d0%b5%d0%bb%d0%b5%d0%b7%d1%8b-%d1%81-%d0%bc%d0%b5%d1%82%d0%b0%d1%81%d1%82%d0%b0%d0%b7\/","title":{"rendered":"\u0420\u0430\u043a \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0442\u0435\u043b\u044c\u043d\u043e\u0439 \u0436\u0435\u043b\u0435\u0437\u044b \u0441 \u043c\u0435\u0442\u0430\u0441\u0442\u0430\u0437\u0430\u043c\u0438 \u0432 \u043a\u043e\u0441\u0442\u0438"},"content":{"rendered":"

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[\/et_pb_text][et_pb_accordion disabled_on=»on|on|on» _builder_version=»4.4.8″ disabled=»on»][et_pb_accordion_item title=»TANI H\u0130ZMETLER\u0130 — F-18 NAF PET\/BT» open=»on» open_toggle_text_color=»#0ca7c5″ _builder_version=»4.4.8″ toggle_font=»|700|||||||» toggle_font_size=»18px»]<\/p>\n

Endikasyon<\/b><\/span><\/p>\n

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F-18 NaF PET\/BT g\u00f6r\u00fcnt\u00fclemesi; <\/span><\/p>\n

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1) Kemik metastazlar\u0131n\u0131n tan\u0131mlanmas\u0131 ve yayg\u0131nl\u0131\u011f\u0131n\u0131n belirlenmesi, <\/span><\/p>\n

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2) Malign kemik lezyonlar\u0131n\u0131n lokalizasyonu, <\/span><\/p>\n

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3) A\u011fr\u0131l\u0131 kemik metastazlar\u0131n\u0131n Radyum-223 diklor\u00fcr tedavisi \u00f6ncesi de\u011ferlendirilmesi<\/span><\/p>\n

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4) Tedaviye yan\u0131t\u0131n de\u011ferlendirilmesinde endikedir. <\/span><\/p>\n

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Flor-18 NaF PET\/BT Nedir, T\u00fcm\u00f6r Oda\u011f\u0131n\u0131 Nas\u0131l G\u00f6sterir?<\/b><\/span><\/p>\n

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Teranostik t\u0131p d\u00fcnyas\u0131nda yeni geli\u015fmekte olan bir aland\u0131r. T\u00fcm\u00f6re \u00f6zg\u00fcl bir ila\u00e7 ile g\u00f6r\u00fcnt\u00fcleme yaparak saptanan t\u00fcm\u00f6r ve metastazlar\u0131n\u0131n, nereye gidece\u011fi-ne kadar gidece\u011fi ve hastal\u0131kl\u0131 dokuyu etkileme g\u00fcc\u00fc \u00f6nceden bilinen yine \u00f6zg\u00fcl bir ila\u00e7 ile tedavi edilebildi\u011fi bir yakla\u015f\u0131md\u0131r. Bu yakla\u015f\u0131m, geleneksel t\u0131ptan ki\u015fiye \u00f6zg\u00fc \u00e7a\u011fda\u015f t\u0131p uygulamalar\u0131na ge\u00e7i\u015f yap\u0131lmas\u0131n\u0131 sa\u011flamaktad\u0131r.<\/span><\/p>\n

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Prostat kanserinde bir yandan Flor-18 NaF (F-18 NaF) PET\/BT ile kemik metastazlar\u0131 y\u00fcksek duyarl\u0131l\u0131kta g\u00f6r\u00fcnt\u00fclenebilmekte, di\u011fer yandan Radyum-223 ile bu t\u00fcm\u00f6ral dokular\u0131n \u00f6zg\u00fcl ve hedefe y\u00f6nelik tedavisi yap\u0131labilmektedir. <\/span>Bu, teranostik uygulamalar i\u00e7in olduk\u00e7a ba\u015far\u0131l\u0131 bir \u00f6rnektir.<\/span><\/p>\n

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Metastatik kastrasyona diren\u00e7li prostat kanseri olan hastalar\u0131n %90’\u0131ndan fazlas\u0131nda \u00f6l\u00fcm, sakatl\u0131k ve azalm\u0131\u015f hayat kalitesinin ba\u015fl\u0131ca sebebi olan, kemik metastaz\u0131na ait bulgular mevcuttur. Di\u011fer bir\u00e7ok kanser t\u00fcr\u00fcndeki \u00f6l\u00fcmlerin aksine, prostat kanserinden \u00f6l\u00fcmler genellikle kemik metastaz\u0131 ve komplikasyonlar\u0131ndan kaynaklanmaktad\u0131r. <\/span><\/p>\n

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Flor-18 NaF PET\/BT\u2019nin \u00dcst\u00fcn Yanlar\u0131 Nelerdir?<\/b><\/span><\/p>\n

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F-18 NaF PET\/BT, kemik g\u00f6r\u00fcnt\u00fcleme maddesi olarak ideal \u00f6zelliklere sahiptir ve 45-60 dakika gibi k\u0131sa bir s\u00fcre i\u00e7inde \u00fcst\u00fcn kalitede g\u00f6r\u00fcnt\u00fcler \u00fcretir. F-18 NaF PET’in kemik matrisindeki de\u011fi\u015fiklikleri g\u00f6sterebilme yetene\u011fi ve PET\/BT taray\u0131c\u0131n\u0131n y\u00fcksek \u00e7\u00f6z\u00fcn\u00fcrl\u00fc\u011fe sahip tomografik iskelet g\u00f6r\u00fcnt\u00fcleri, geleneksel N\u00fckleer T\u0131p SPECT veya planar kemik sintigrafisine k\u0131yasla duyarl\u0131l\u0131k seviyesi \u00e7ok daha y\u00fcksektir. Ek olarak, t\u00fcm iskeleti tomografik olarak g\u00f6r\u00fcnt\u00fcleyebilmesi, F-18 NaF PET\/BT’yi \u00e7ok \u00e7e\u015fitli kemik hastal\u0131klar\u0131n\u0131n te\u015fhisinde de faydal\u0131 hale getirmektedir. Ba\u015fta kemik metastaz\u0131 ara\u015ft\u0131r\u0131lan hastalar olmak \u00fczere bir\u00e7ok hasta i\u00e7in, F-18 NaF PET\/BT, geleneksel kemik sintigrafisine g\u00f6re \u00e7ok daha ba\u015far\u0131l\u0131 sonu\u00e7lar\u0131 ile ideal bir alternatiftir.<\/span><\/p>\n

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100 dakika gibi k\u0131sa yar\u0131 \u00f6m\u00fcrl\u00fc kemik g\u00f6r\u00fcnt\u00fcleme maddesi olan F-18 NaF ile yap\u0131lan PET\/BT g\u00f6r\u00fcnt\u00fclemesi,\u00a0 <\/span>b\u00f6lgesel kemik metabolizmas\u0131n\u0131n e\u015fsiz bir \u015fekilde de\u011ferlendirmesine imkan verir. F-18 NaF, yeni kemik olu\u015fumu b\u00f6lgelerine ba\u011flan\u0131r ve kemik kan ak\u0131\u015f\u0131n\u0131n ve osteoblastik aktivitenin bir belirteci olarak i\u015flev g\u00f6r\u00fcr. <\/span><\/p>\n

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Kemi\u011fin 2\/3’\u00fc minerallerden, 1\/3’\u00fc de kollajen, ekstrasell\u00fcler matris ve \u00e7e\u015fitli kemik astar h\u00fccrelerinden olu\u015fur. Mineral matris kalsiyum hidroksiapatitten olu\u015fur. Flor\u00fcr iyonlar\u0131n\u0131n hidroksiapatit y\u00fczeyine kemisorpsiyonunun ard\u0131ndan,\u00a0 <\/span>kristal i\u00e7indeki hidroksil (OH\u2212) iyonlar\u0131 ile yer de\u011fi\u015ferek floroapatit olu\u015ftururlar.<\/span><\/p>\n

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F-18 NaF’\u0131n %100’e yak\u0131n ilk ge\u00e7i\u015f klirensi nedeniyle, plazmadan temizlenmesi \u00e7ok h\u0131zl\u0131d\u0131r ve bu da konvansiyonel kemik sintigrafisine g\u00f6re \u00e7ok daha erken g\u00f6r\u00fcnt\u00fcleme yap\u0131labilmesine olanak sa\u011flamaktad\u0131r. <\/span><\/p>\n

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Yap\u0131lan bir\u00e7ok \u00e7al\u0131\u015fmada, F-18 NaF PET\/BT’nin, malign kemik hastal\u0131klar\u0131n\u0131n de\u011ferlendirilmesinde, geleneksel kemik sintigrafisinden veya kemik SPECT’ten daha do\u011fru oldu\u011funu g\u00f6sterilmi\u015ftir. Daha y\u00fcksek kalitede g\u00f6r\u00fcnt\u00fcleme, artan klinik do\u011fruluk, hasta ve sevk eden hekime daha fazla kolayl\u0131k sa\u011flamas\u0131 ve N\u00fckleer T\u0131p kaynaklar\u0131n\u0131n daha verimli kullan\u0131m\u0131 gibi sonu\u00e7lar, F-18 NaF PET\/BT’nin malign iskelet hastal\u0131klar\u0131n\u0131n g\u00f6r\u00fcnt\u00fclenmesinde kullan\u0131m\u0131n\u0131n \u00f6n\u00fcn\u00fc a\u00e7maktad\u0131r.\u00a0<\/span><\/p>\n

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Flor-18 NaF PET\/BT Kimlere Uygulan\u0131r?<\/b><\/span><\/p>\n

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F-18 NaF PET\/BT’nin ana klinik endikasyonlar\u0131 \u015fu \u015fekilde s\u0131ralanabilir:<\/span><\/p>\n

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