{"id":78624,"date":"2020-06-17T10:15:27","date_gmt":"2020-06-17T10:15:27","guid":{"rendered":"http:\/\/humanitasnet-new.local\/cure\/gama-glutamil-transpeptidaza-2\/"},"modified":"2020-06-17T10:15:27","modified_gmt":"2020-06-17T10:15:27","slug":"gama-glutamil-transpeptidaza-2","status":"publish","type":"cure","link":"https:\/\/humanitas-net.humweb.webiz.team\/sl\/treatments\/gama-glutamil-transpeptidaza-2\/","title":{"rendered":"Gama-glutamil transpeptidaza"},"content":{"rendered":"<p>Gama-glutamil transpeptidaza (GGT) je encim, ki prena\u0161a funkcionalne skupine gama-glutamil. Gama-glutamil transpeptidaza katalizira prenos gama-glutamilnega dela glutationa v akceptor, ki je lahko aminokislina, peptid ali voda, zato tvori glutamat. GGT ima klju\u010dno vlogo v gama-glutamilnem ciklu, poti za sintezo in razgradnjo glutationa in zdravil ter ksenobioti\u010dno razstrupljanje.<\/p>\n<p>Gama-glutamil transpeptidaza je prisotna v celi\u010dnih membranah mnogih tkiv, vklju\u010dno z ledvicami, \u017eol\u010dnimi kanali, trebu\u0161no slinavko, \u017eol\u010dnikom, vranico, srcem, mo\u017egani, semenskimi mehur\u010dki in v majhnih koli\u010dinah v krvi. Sodeluje pri prenosu aminokislin po celi\u010dni membrani, pa tudi pri presnovi levkotriena.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"zakaj-meriti-raven-gama-glutamil-transpeptidaze\">Zakaj meriti raven gama-glutamil transpeptidaze?<\/h2>\n<p>Gama-glutamil transpeptidaza se ve\u010dinoma uporablja kot diagnosti\u010dni ozna\u010devalec bolezni jeter ali \u017eol\u010dnih kanalov (cevi, ki prena\u0161ajo \u017eol\u010d iz jeter v \u017eol\u010dnik in \u010drevesje), ta test skupaj z drugimi je lahko koristen za preverjanje bolnikove jetrne funkcije. Test se uporablja tudi za preverjanje po\u0161kodb jeter, povezanih z zau\u017eitjem strupenih snovi ali zlorabo alkohola.<\/p>\n<p>Povi\u0161ana aktivnost GGT v serumu lahko najdemo pri boleznih jeter, \u017eol\u010dnika in trebu\u0161ne slinavke. V tem pogledu je podobna alkalni fosfatazi (ALP) pri odkrivanju bolezni \u017eol\u010dnih poti. Dejansko sta dva markerja dobro povezana, \u010deprav obstajajo nasprotujo\u010di si podatki o tem, ali ima GGT bolj\u0161o ob\u010dutljivost. Na splo\u0161no je ALP \u0161e vedno prvi test za \u017eol\u010dno bolezen. Glavna vrednost GGT nad ALP je v preverjanju, ali je zvi\u0161anje ALP dejansko posledica \u017eol\u010dne bolezni; ALP se lahko pove\u010da tudi pri dolo\u010denih kostnih boleznih, vendar GGT ne.<\/p>\n<p>Gama-glutamil transpeptidaza se pove\u010da z zau\u017eitjem alkohola, vendar visoke ravni GGT niso vedno povezane z zastrupitvijo z alkoholom, merjenje izbranih serumskih oblik encima pa ponuja natan\u010dnej\u0161e informacije.<\/p>\n<p>Normalne vrednosti segajo od 0 do 51 IU \/ L, vendar je to odvisno od laboratorija in uporabljenega testa. Nenormalni rezultati lahko ka\u017eejo na zastojno sr\u010dno popu\u0161\u010danje, holestazo (preobremenjenost \u017eol\u010dnih kanalov), cirozo, hepatitis, ishemijo jeter (pomanjkanje krvnega pretoka), jetrno nekrozo, jetrni tumor, uporabo hepatotoksi\u010dnih zdravil, odmrtje jetrnih tkiv, sr\u010dno popu\u0161\u010danje in diabetes.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"standard-priprave\">Standard priprave<\/h2>\n<p>Vzor\u010denje obi\u010dajno opravijo zjutraj v bolni\u0161nici. Za ta test niso potrebne posebne priprave. Zdravnik bo pred pregledom krvi svetoval in priporo\u010dil, \u010de morate biti na te\u0161\u010de. Zdravnika obvestite o vseh zdravilih, ki jih jemljete pred preiskavo, saj lahko nekateri medicinski posegi in zdravila spremenijo \u00a0\u200b\u200brezultate krvi. Obstajajo dolo\u010dena zdravila, ki pove\u010dujejo raven GGT, na primer u\u017eivanje alkohola, fenitoin in fenobarbital. Vendar obstajajo tudi zdravila, ki lahko zmanj\u0161ajo koncentracijo GGT, kot so kontracepcijske tablete in klofibrat.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"je-pregled-bolec-ali-nevaren\">Je pregled bole\u010d ali nevaren?<\/h2>\n<p>Pregled ni ne bole\u010d ne nevaren. Bolnik lahko ob vstopu igle v roko ob\u010duti mravljin\u010denje, ko se odvzame kri za pregled.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"kako-se-opravlja-preiskava\">Kako se opravlja preiskava?<\/h2>\n<p>Preiskava se sestoji iz preprostega odvzema vzorca krvi.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-78624","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>Gama-glutamil transpeptidaza - 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=\"sl_SI\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Gama-glutamil transpeptidaza - Humanitas.net\" \/>\n<meta property=\"og:description\" content=\"Gama-glutamil transpeptidaza (GGT) je encim, ki prena\u0161a funkcionalne skupine gama-glutamil. Gama-glutamil transpeptidaza katalizira prenos gama-glutamilnega dela glutationa v akceptor, ki je lahko aminokislina, peptid ali voda, zato tvori glutamat. GGT ima klju\u010dno vlogo v gama-glutamilnem ciklu, poti za sintezo in razgradnjo glutationa in zdravil ter ksenobioti\u010dno razstrupljanje. 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Gama-glutamil transpeptidaza katalizira prenos gama-glutamilnega dela glutationa v akceptor, ki je lahko aminokislina, peptid ali voda, zato tvori glutamat. GGT ima klju\u010dno vlogo v gama-glutamilnem ciklu, poti za sintezo in razgradnjo glutationa in zdravil ter ksenobioti\u010dno razstrupljanje. 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