{"id":70738,"date":"2017-03-30T15:54:29","date_gmt":"2017-03-30T15:54:29","guid":{"rendered":"http:\/\/humanitasnet-new.local\/malattie\/macroglobulinemia-waldenstrom\/"},"modified":"2025-01-13T02:48:10","modified_gmt":"2025-01-13T02:48:10","slug":"macroglobulinemia-waldenstrom","status":"publish","type":"disease","link":"https:\/\/humanitas-net.humweb.webiz.team\/ro\/diseases\/macroglobulinemia-waldenstrom\/","title":{"rendered":"Macroglobulinemia Waldenstrom"},"content":{"rendered":"<h2 id=\"macroglobulinemia-waldenstrom\">Macroglobulinemia Waldenstrom<\/h2>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>Macroglobulinemia Waldenstrom este un fel de limfom non-Hodkin (LNH). Celulele canceroase produc cantit\u0103\u0163i mari de protein\u0103 anormal\u0103 (macroglobulin\u0103). Macroglobulinemia Waldenstrom (MW) este un cancer care &icirc;ncepe &icirc;n celulele B. Celulele canceroase la oamenii cu MW sunt asemenea cu cele ale celorlalte 2 tipuri de cancer: mielomul multiplu \u015fi limfomul non-Hodkin. Mielomul multiplu este considerat un cancer al celulelor plasmatice iar limfomul non-Hodkin un cancer al limfocitelor.<\/p>\n<p>Celulele MW au caracteristici at&acirc;t ale celulelor plasmatice c&acirc;t \u015fi ale limfocitelor.<\/p>\n<p>Fiecare anticorp (protein\u0103) creat\u0103 de celulele MW este la fel \u015fi formarea proteinei M &icirc;n organism poate conduce la multe simptome ale MW.<\/p>\n<p>Celulele MW cresc &icirc;n principal &icirc;n m\u0103duva osoas\u0103, unde pot fi elimina celulele normale care produc diferite tipuri de celule de s&acirc;nge. Aceasta poate conduce la niveluri sc\u0103zute de celule ro\u015fii din s&acirc;nge (anemie), care &icirc;i face pe oameni s\u0103 se simt\u0103 obosi\u0163i \u015fi sl\u0103bi\u0163i.<\/p>\n<p>Poate cauza un num\u0103r sc\u0103zut de celule albe &icirc;n s&acirc;nge, care face dificil ca organismul s\u0103 lupte &icirc;mpotriva infec\u0163iei. Num\u0103rul de trombocite din s&acirc;nge pot sc\u0103dea \u015fi ele, conduc&acirc;nd la s&acirc;nger\u0103ri crescute \u015fi &icirc;nvine\u0163ire.<\/p>\n<p>Celulele limfom pot cre\u015fte &icirc;n organe precum ficatul sau splina, cauz&acirc;nd ca aceste organe s\u0103 se umfle \u015fi produc&acirc;nd durere abdominal\u0103.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"simptome\">Simptome<\/h2>\n<p>Sl\u0103biciune<\/p>\n<p>Pierderea apetitului<\/p>\n<p>Febr\u0103, transpira\u0163ie, pierdere &icirc;n greutate<\/p>\n<p>Nevropatie.<\/p>\n<p>&nbsp;<\/p>\n<p>Alte probleme implic\u0103:<\/p>\n<p>Noduli limfatici m\u0103ri\u0163i<\/p>\n<p>Abdomen umflat<\/p>\n<p>Simptome ale sistemului nervos<\/p>\n<p>S&acirc;nger\u0103ri anormale<\/p>\n<p>Probleme de vedere<\/p>\n<p>Probleme de rinichi<\/p>\n<p>Probleme de inim\u0103<\/p>\n<p>Infec\u0163ii<\/p>\n<p>Simptome digestive<\/p>\n<p>Sensibilitate la frig.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"cauze\">Cauze<\/h2>\n<p>ADN-ul din celulele noastre formeaz\u0103 genele noastre cu instruc\u0163iunile despre cum ar trebui s\u0103 func\u0163ioneze celulele. Tindem s\u0103 ar\u0103t\u0103m ca p\u0103rin\u0163ii no\u015ftri deoarece ei sunt sursa ADN-ului nostru. &Icirc;ns\u0103 ADN-ul afecteaz\u0103 mai mult dec&acirc;t cum ar\u0103t\u0103m.<\/p>\n<p>Unele gene controleaz\u0103 c&acirc;nd cresc celulele, se divid pentru a forma altele noi \u015fi mor la momentul potrivit. Unele gene care ajut\u0103 celulele s\u0103 creasc\u0103, se divid, sau tr\u0103iesc mai mult, sunt numite oncogene. Altele care &icirc;ncetinesc diviziunea celular\u0103 sau fac ca celulele s\u0103 moar\u0103 la momentul potrivit se numesc gene suprimatoare de tumori. Cancerele pot fi cauzate de schimb\u0103rile ADN care activeaz\u0103 oncogenele sau dezactiveaz\u0103 genele suprimatoare de tumori.<\/p>\n<p>Schimb\u0103rile ADN g\u0103site &icirc;n celulele MW de obicei sunt luate dup\u0103 na\u015ftere (nu sunt trecute de la vreun p\u0103rinte). Unele dintre ele pot avea cauze externe, dar uneori se &icirc;nt&acirc;mpl\u0103 f\u0103r\u0103 vreun motiv aparent. Aceasta pare s\u0103 se &icirc;nt&acirc;mple mai des cu c&acirc;t &icirc;naint\u0103m &icirc;n v&acirc;rst\u0103, ceea ce ar explica de ce MW se petrece de obicei la oamenii &icirc;n v&acirc;rst\u0103.<\/p>\n<p>Oamenii de \u015ftiin\u0163\u0103 studiaz\u0103 schimb\u0103rile exacte ale genelor care produc MW. &Icirc;ns\u0103 chiar dac\u0103 au aflat de unele schimb\u0103ri din aceste gene, &icirc;nc\u0103 nu \u015ftiu cum aceste schimb\u0103ri au loc.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"factori-de-risc\">Factori de risc<\/h2>\n<p>C&acirc;\u0163iva factori de risc care fac o persoan\u0103 mai predispus\u0103 s\u0103 dezvolte MW sunt urm\u0103torii: v&acirc;rsta, rasa, sexul, ereditatea, hepatita C \u015fi anumite boli autoimune.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"complicatii\">Complica\u0163ii<\/h2>\n<p>Cele dou\u0103 complica\u0163ii majore t&acirc;rzii ale MW sunt transformarea Richter \u015fi mielodisplazia corelat\u0103 cu terapia. Ca &icirc;n toate limfoamele cu grad sc\u0103zut, tratate sau netratate, se poate dezvolta o alt\u0103 mare celul\u0103 limfom sau sarcomul imunoblastic.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"prevenire\">Prevenire<\/h2>\n<p>Mare parte din factorii de risc ai MW, cum ar fi v&acirc;rsta sau gamopatia monoclonal\u0103 a semnifica\u0163iei nedeterminate (GMSN), nu pot pot fi schimba\u0163i sau controla\u0163i, deci nu exist\u0103 nici un mod de a preveni cancerele care pot avea leg\u0103tur\u0103 cu ace\u015fti factori de risc.<\/p>\n<p>Unele cercet\u0103ri au sugerat c\u0103 oamenii cu hepatit\u0103 C ar putea fi mai predispu\u015fi la dezvoltarea MW. &Icirc;n prezent nu este nici un vaccin care s\u0103 previn\u0103 hepatita.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-70738","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>Macroglobulinemia Waldenstrom - 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=\"ro_RO\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Macroglobulinemia Waldenstrom - Humanitas.net\" \/>\n<meta property=\"og:description\" content=\"Macroglobulinemia Waldenstrom &nbsp; &nbsp; Macroglobulinemia Waldenstrom este un fel de limfom non-Hodkin (LNH). 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