{"id":77592,"date":"2017-02-13T10:14:21","date_gmt":"2017-02-13T10:14:21","guid":{"rendered":"http:\/\/humanitasnet-new.local\/cure\/fibrinogen_\/"},"modified":"2017-02-13T10:14:21","modified_gmt":"2017-02-13T10:14:21","slug":"fibrinogen_","status":"publish","type":"cure","link":"https:\/\/humanitas-net.humweb.webiz.team\/sr\/treatments\/fibrinogen_\/","title":{"rendered":"Fibrinogen"},"content":{"rendered":"<h1>Fibrinogen<\/h1>\n<p>&nbsp;<\/p>\n<h2 id=\"sta-je-fibrinogen\">\u0160ta je fibrinogen?<\/h2>\n<p>Fibrinogen (tako\u0111e poznat kao faktor I) je glikoprotein kod ki\u010dmenjaka koji poma\u017ee u formiranju krvnih ugru\u0161aka. Sastoji se od linearnog niza od tri \u010dvorova koje se dr\u017ee zajedno sa veoma tankom niti koja se procenjuje da ima pre\u010dnik izme\u0111u 8 i 15 Angstroma. To je glikoprotein koji se sinteti\u0161e u jetri i predstavlja va\u017enu ulogu u procesu zgru\u0161avanja krvi. Tokom normalnog zgru\u0161avanja krvi u ljudskom telu, koagulaciona kaskadaaktivira zimogen protrombin tako \u0161to ga kovertuje u serin proteazu trombina. Trombin se zatim pretvara rastvorljivi fibrinogen u nerastvorni nit fibrina. Faktor XIII onda ove niti unakrsno pove\u017ee da se formira krvni ugru\u0161ak tamo gde je potrebno u telu.<\/p>\n<p>Kongenitalna deficijencija fibrinogena ili poremec\u0301ena funkcija fibrinogena mo\u017ee dovesti do krvarenja ili tromboembolijskih komplikacija, ili je klini\u010dki bez patolo\u0161kog zna\u010daja. Ste\u010deni nedostaci se mogu na\u0107i posle hemodilucije, gubitka krvi i\/ili potro\u0161nje kod traumatskih bolesnika, tokom nekih faza diseminovane intravaskularne koagulacije (DIC), a tako\u0111e i tokom sepse. Kod pacijenata sa deficijencijom fibrinogena, korekcija krvarenja je moguc\u0301a infuzijom sve\u017ee smrznute plazme (FFP), krioprecipitata (plazma frakcija bogata fibrinogenom) ili koncentrata fibrinogena.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"zasto-merimo-nivoe-fibrinogena\">Za\u0161to merimo nivoe fibrinogena?<\/h2>\n<p>Fibrinogen mo\u017ee biti od koristi da se otkriju nedostaci u zgru\u0161avanju, kada drugi testovi koagulacije (na primer protrombinsko vreme, tromboplastinsko vreme, aktivirano parcijalno tromboplastinsko vremena) koji mogu dati abnormalne rezultate. Nivoi fibrinogena se mogu meriti iz venske krvi. U tipi\u010dnim okolnostima, fibrinogen se meri u citriranim uzorcima plazme u laboratoriji, me\u0111utim analize uzorka cele krvi upotrebom thromboelastometrije (Citohalasin D inhibira funkciju trombocita) je tako\u0111e moguc\u0301e. Vi\u0161i nivoi su, izme\u0111u ostalog, povezani sa kardiovaskularnim bolestima i mogu biti povec\u0301ani u bilo kom obliku inflamacije, jer je protein akutne faze; na primer, to je posebno vidljivo u ljudskom tkivu gingive tokom inicijalne faze parodontopatije. Nivoi fibrinogena se povec\u0301aju u trudnoc\u0301i do prose\u0107ne vrednosti od 4,5 g\/l, u pore\u0111enju sa prosekom od 3 g\/l koji se vidi kod osoba koji nisu trudni.<\/p>\n<p>Normalan opseg nivoa fibrinogena je oko 200 do 400 mg\/dL. Me\u0111utim, ove vrednosti zavise od laboratorije i metode koje se koriste. Nenormalni rezultati mogu biti u vezi sa telom koji koristi previ\u0161e fibrinogena kao \u0161to je kod ra\u0161irene intravaskularne koagulacije (DIC), ili zbog nedostatka fibrinogena koji mogu biti ste\u010deni od ro\u0111enja ili posle ro\u0111enja. Ostali uzroci mogu biti posledica raspada fibrina (fibrinolize), ili da postoji prekomerno krvarenje (hemoragije).<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"standardna-priprema\">Standardna priprema<\/h2>\n<p>Uzorak se uzima ujutru u bolnici. Ne postoje specijalne pripreme koja su potrebna za test. Doktor mo\u017ee savetovati i preporu\u010diti ako trebate da ne jedete pre uzimanje krvi. Obavezno obavestite lekara ako uzimate bilo koje lekove pre uzimanja uzorka jer neki lekovi mogu uticati na rezultate.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"da-li-je-pregled-bolan-ili-opasan\">Da li je pregled bolan ili opasan?<\/h2>\n<p>Pregled nije ni opasan, ni bolan. Pacijent mo\u017ee osetiti blago \u0161tipanje dok igla ulazi u ruku dok se vadi krv.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"kako-se-izvodi-pregled\">Kako se izvodi pregled?<\/h2>\n<p>Pregled se sastoji od obi\u010dnog uzimanja krvi.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-77592","cure","type-cure","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Fibrinogen - Humanitas.net<\/title>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"sr_RS\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Fibrinogen - Humanitas.net\" \/>\n<meta property=\"og:description\" content=\"Fibrinogen &nbsp; \u0160ta je fibrinogen? 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Fibrinogen (tako\u0111e poznat kao faktor I) je glikoprotein kod ki\u010dmenjaka koji poma\u017ee u formiranju krvnih ugru\u0161aka. Sastoji se od linearnog niza od tri \u010dvorova koje se dr\u017ee zajedno sa veoma tankom niti koja se procenjuje da ima pre\u010dnik izme\u0111u 8 i 15 Angstroma. 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