{"id":72883,"date":"2020-11-03T13:33:50","date_gmt":"2020-11-03T13:33:50","guid":{"rendered":"http:\/\/humanitasnet-new.local\/malattie\/mitohondrijska-protitelesa\/"},"modified":"2025-01-13T03:18:43","modified_gmt":"2025-01-13T03:18:43","slug":"mitohondrijska-protitelesa","status":"publish","type":"disease","link":"https:\/\/humanitas-net.humweb.webiz.team\/sl\/diseases\/mitohondrijska-protitelesa\/","title":{"rendered":"Mitohondrijska protitelesa"},"content":{"rendered":"<h2 id=\"kaj-so-mitohondrijska-protitelesa\">Kaj so mitohondrijska protitelesa?<\/h2>\n<p>Mitohondrijska protitelesa (AMA ali protitomitondrijska protitelesa) so protitelesa, usmerjena proti antigenu notranje mitohondrijske membrane. Med 95 do 98 odstotki bolnikov s primarno biliarno cirozo (PBC) imajo v krvi avto protitelesa, ki reagirajo z notranjo oblogo mitohondrijev. Ta avto protitelesa se imenujejo anti-mitohondrijska protitelesa (AMA). Mitohondrije so energija, ki je prisotna v vseh na\u0161ih celicah, ne le v celicah \u017eol\u010dnih vodov in jeter. Mitohondriji uporabljajo kisik, ki se v krvi prena\u0161a iz plju\u010d kot gorivo za ustvarjanje energije. Mitohondrijska protitelesa se ve\u017eejo na beljakovinske antigene, ki jih vsebujejo multiencimski kompleksi ali paketi encimov, ki so znotraj notranje obloge mitohondrijev. Klju\u010dne kemijske reakcije, potrebne za \u017eivljenje, so ti zelo pomembni ve\u010denzimski kompleksi. Znani so kot multiencimski kompleks, saj ga sestavljajo ve\u010d encimskih enot.<\/p>\n<p>Ta mitohondrijska protitelesa posebej reagirajo proti komponenti multiencimskega kompleksa, znanega kot E2. Pri bolnikih, ki imajo primarno biliarno cirozo (PBC), ta mitohondrijska protitelesa prednostno reagirajo s komponento E2 enega od multiencimov, ki je znan kot kompleks piruvat dehidrogenaze (PDC).<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"zakaj-meriti-raven-mitohondrijskih-protiteles\">Zakaj meriti raven mitohondrijskih protiteles?<\/h2>\n<p>Prisotnost mitohondrijskih protiteles v krvi ali serumu \u010dloveka lahko ka\u017ee na prisotnost in \/ ali mo\u017enost razvoja avtoimunske bolezni, znane kot primarna biliarna ciroza (PBC). PBC obi\u010dajno povzro\u010di brazgotinjenje jetrnih tkiv v telesu in je obi\u010dajno omejen na drena\u017eni sistem \u017eol\u010dnih kanalov. Obstaja veliko antigenov, ki so povezani z mitohondrijskimi protitelesi, ki so bila identificirana in so naslednja; M1 &#8211; kardiolipin, M2 &#8211; kompleks razvejane alfa keto kisline dehidrogenaze, M3 &#8211; zunanja mitohondrijska membrana, M4 &#8211; sulfitna oksidaza, M5 &#8211; zunanja mitohondrijska membrana, M6 &#8211; zunanja mitohondrijska membrana, M7 &#8211; sarkozin dehidrogenaza, M8 &#8211; zunanja mitohondrijska membrana, M9 &#8211; glikogen fosforilaza.<\/p>\n<p>Protitelesa na te specifi\u010dne antigene so povezana s \u0161tevilnimi stanji, antigeni M2, M4, M8 in M9 so povezani s primarno biliarno cirozo, medtem ko je M2 povezan z avtoimunskim hepatitisom, M3 je povezan z eritematoznim lupusom, M1 z avtoimunskim hepatitis, M6 s hepatitisom, povzro\u010denim z zdravili, M7 s kardiomiopatijo in miokarditisom, M5 s sistemsko eritematozno lupuso, nediferencirano kolagenozo in avtoimunsko hemoliti\u010dno anemijo. Opozoriti je treba, da ta zdru\u017eenja niso povsem specifi\u010dna in se nanje ne bi smeli sklicevati zgolj na diagnozo.<\/p>\n<p>Primarna biliarna ciroza je prisotna predvsem pri \u017eenskah srednjih let in pri tistih bolnikih, ki so zboleli za drugimi avtoimunskimi boleznimi. Pri akutni jetrni odpovedi najdemo mitohondrijska protitelesa proti vsem glavnim jetrnim antigenom, kot so; Piruvat dehidrogenaza, E2 podenote, razvejena veriga 2-okso-kislina dehidrogenaza in 2-okso-glutarat dehidrogenaza.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"standard-priprave\">Standard priprave<\/h2>\n<p>Vzor\u010denje obi\u010dajno opravijo zjutraj, med obiskom v bolni\u0161nici. Zdravnik vam bo priporo\u010dil, \u010de morate pred pregledom biti na te\u0161\u010de. Obvezno obvestite zdravnika o vseh zdravilih, ki jih trenutno jemljete, ker lahko vplivajo na rezultate pregleda.<\/p>\n<p><strong>\u00a0<\/strong><\/p>\n<p><strong>\u00a0<\/strong><\/p>\n<p><strong>\u00a0<\/strong><\/p>\n<h2 id=\"ali-je-preiskava-boleca-ali-nevarna\">Ali je preiskava bole\u010da ali nevarna?<\/h2>\n<p>Pregled ni ne bole\u010d ne nevaren. Ko igla vstopi v roko, lahko bolnik ob\u010duti rahlo mravljin\u010denje za odvzem krvi.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"kako-se-opravlja-preiskava\">Kako se opravlja preiskava?<\/h2>\n<p>Pregled se opravi s preprostim krvnim testom.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-72883","disease","type-disease","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Mitohondrijska protitelesa - 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=\"Mitohondrijska protitelesa - Humanitas.net\" \/>\n<meta property=\"og:description\" content=\"Kaj so mitohondrijska protitelesa? 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