{"id":70824,"date":"2017-05-22T14:13:11","date_gmt":"2017-05-22T14:13:11","guid":{"rendered":"http:\/\/humanitasnet-new.local\/malattie\/sindromul-mielodisplastic\/"},"modified":"2025-01-13T02:49:21","modified_gmt":"2025-01-13T02:49:21","slug":"sindromul-mielodisplastic","status":"publish","type":"disease","link":"https:\/\/humanitas-net.humweb.webiz.team\/ro\/diseases\/sindromul-mielodisplastic\/","title":{"rendered":"Sindromul mielodisplastic"},"content":{"rendered":"<h2 id=\"definitie\">Defini\u021bie<\/h2>\n<p>Sindromul mielodisplastic include grupul de boli care apare dup\u0103 func\u021bionarea neadecvat\u0103 a m\u0103duvei osoase &icirc;n care celulele de s&acirc;nge sunt realizate, iar celulele de s&acirc;nge disfunc\u021bionale sunt formate. Uneori, solu\u021bia de tratament pentru sindromul mielodisplastic este transplantul de m\u0103duv\u0103 osoas\u0103. Totu\u0219i, punctul central al tratamentului este prevenirea \u0219i reducerea complica\u021biilor bolii \u0219i tratamentului.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"simptome\">Simptome<\/h2>\n<p>&Icirc;n general, nu sunt observate simptome sau semne ale bolii &icirc;n stadiile timpurii. Totu\u0219i, &icirc;n timp, urm\u0103toarele simptome pot s\u0103 apar\u0103:<\/p>\n<p>Epuizare<\/p>\n<p>Piele palid\u0103 din cauza anemiei<\/p>\n<p>Scurtarea respira\u021biei<\/p>\n<p>R\u0103nirea sau s&acirc;ngerarea u\u0219oar\u0103<\/p>\n<p>Pete\u0219ie &ndash; mici pete ro\u0219ii pe sub piele din cauza s&acirc;nger\u0103rii<\/p>\n<p>Numeroase infec\u021bii<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"cauze\">Cauze<\/h2>\n<p>Sindromul mielodisplastic apare c&acirc;nd ceva &icirc;ntrerupe produc\u021bia normal\u0103 a celulelor de s&acirc;nge. Celulele de s&acirc;nge sunt formate &icirc;n m\u0103duva osoas\u0103. M\u0103duva osoas\u0103 este moale, substan\u021bele grase din cavit\u0103\u021bile oaselor. C&acirc;nd ceva &icirc;ntrerupe func\u021bionarea normal\u0103 a m\u0103duvei spin\u0103rii din a produce celulele s\u0103n\u0103toase, se formeaz\u0103 celule de s&acirc;nge slabe. A\u0219adar, celulele de s&acirc;nge cu defecte \u0219i imature sunt formate la oamenii cu sindromul mielodisplastic. Celulele mor &icirc;n m\u0103duva osoas\u0103 sau atunci c&acirc;nd intr\u0103 &icirc;n circula\u021bia s&acirc;ngelui nu se dezvolt\u0103 normal. Num\u0103rul de celule cu defecte se acumuleaz\u0103 &icirc;n timp \u0219i dep\u0103\u0219esc num\u0103rul de celule s\u0103n\u0103toase, astfel rezult\u0103 boli medicale, cum ar fi anemia, infec\u021biile sau s&acirc;ngerarea.<\/p>\n<p>Doctorii difer\u0103 dou\u0103 tipuri de sindroame mielodisplastice, dac\u0103 este cunoscut\u0103 cauza sau nu. Sindroamele mielodisplastice f\u0103r\u0103 cauze cunoscute sau sindroamele mielodisplastice de novo sunt c&acirc;teodat\u0103 tratate mai u\u0219or chiar dac\u0103 nu este cunoscut\u0103 cauza.<\/p>\n<p>Sindroamele mielodisplastice cauzate de chimicale sau radia\u021bii sunt numite sindroame mielodisplastice secundare. Apar de obicei dup\u0103 chimioterapie sau radia\u021bii ca parte a tratamentului pentru cancer sau din cauza supraexpunerii la chimicale. Al doilea tip de sindrom mielodisplastic este mai greu de tratat.<\/p>\n<p>&nbsp;<\/p>\n<p>Diferitele subtipuri conform Organiza\u021biei Na\u021bionale de S\u0103n\u0103tate:<\/p>\n<p>Conform WHO exist\u0103 mai multe subtipuri de sindroame mielodisplastice &icirc;n func\u021bie de tipul de celule din s&acirc;nge (albe, ro\u0219ii \u0219i trombocite):<\/p>\n<p>Citopenia refractar\u0103 cu lips\u0103 de displezie &ndash; doar un tip de celule apar anormale \u0219i &icirc;n num\u0103r sc\u0103zut<\/p>\n<p>Anemie refractar\u0103 cu sideroblaste inelare &ndash; num\u0103r sc\u0103zut de celule care con\u021bine exces de fier<\/p>\n<p>Citopenia refractar\u0103 cu displezie multipl\u0103 &ndash; dou\u0103 tipuri de celule sunt anormale \u0219i mai pu\u021bin de 1% sunt celule imature<\/p>\n<p>Anemia refractar\u0103 cu exces de blaste &ndash; tipul 1 \u0219i 2 &ndash; orice tip de celule pot fi &icirc;n num\u0103r mic \u0219i apar anormale \u0219i un num\u0103r mare de celule imature (blaste) sunt g\u0103site &icirc;n s&acirc;nge.<\/p>\n<p>Sindromul mielodisplastic neclasificat &ndash; sindrom rar care apare c&acirc;nd num\u0103rul uneia din cele trei tipuri de celule este redus \u0219i celulele albe sau trombocitele sunt anormale<\/p>\n<p>Sindromul mielodisplastic asociat cu anormalitatea cromozomial\u0103 izolat\u0103 del (5q) &ndash; num\u0103r sc\u0103zut de celule ro\u0219ii care au o muta\u021bie specific\u0103 &icirc;n ADN.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"factori-de-risc\">Factori de risc<\/h2>\n<p>Factorii de risc care cresc posibilitatea apari\u021bia sindromului mielodisplastic sunt:<\/p>\n<p>V&acirc;rsta (oamenii afecta\u021bi sunt de obicei adul\u021bii de peste 60 de ani)<\/p>\n<p>Chimioterapie<\/p>\n<p>Terapia cu radia\u021bii<\/p>\n<p>Chimicalele, cum ar fi fumul de tutun, pesticidele \u0219i chimicalele industriale ca benzenul<\/p>\n<p>Metalele grele ca plumbul \u0219i mercurul.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"complicatii\">Complica\u021bii<\/h2>\n<p>Complica\u021biile care pot s\u0103 apar\u0103 din aceste sindroame sunt:<\/p>\n<p>Anemia (lipsa de celule care fac ca o persoan\u0103 s\u0103 se simt\u0103 obosit\u0103)<\/p>\n<p>Infec\u021biile frecvente (lipsa de celule albe)<\/p>\n<p>S&acirc;ngerarea excesiv\u0103 (lipsa de trombocite pentru a opri s&acirc;ngerarea)<\/p>\n<p>Riscul ridicat de apari\u021bie al cancerului celulelor (leucemie)<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"tratamentul\">Tratamentul<\/h2>\n<p>Tratamentul pentru sindromul mielodisplastic se axeaz\u0103 de obicei pe &icirc;ncetinirea progresului bolii \u0219i pe administrarea simptomelor ca oboseala, s&acirc;ngerarea \u0219i infec\u021biile.<\/p>\n<p>Tratamentul poate fi:<\/p>\n<p>Transfuzia de s&acirc;nge &ndash; folosit\u0103 pentru a &icirc;nlocui cele trei tipuri de celule, celule ro\u0219ii, celule albe \u0219i trombocitele, &icirc;n circula\u021bia s&acirc;ngelui la persoanele afectate<\/p>\n<p>Medicamente &ndash; folosite pentru a cre\u0219te produc\u021bia de celule s\u0103n\u0103toase<\/p>\n<p>&#8211; medicamente care m\u0103resc num\u0103rul de celule pe care corpul le produce numite factori de cre\u0219tere<\/p>\n<p>&#8211; medicamente care stimuleaz\u0103 celule ce s&acirc;nge s\u0103 se maturizeze<\/p>\n<p>&#8211; medicamente pentru suprimarea sistemului imunitar<\/p>\n<p>&#8211; medicamente pentru oamenii cu anormalit\u0103\u021bi genetice (cu muta\u021bii de gene numite del (5q) izolate))<\/p>\n<p>Transplantul celulelor stem din m\u0103duva osoas\u0103 &ndash; dup\u0103 ce celulele de s&acirc;nge defecte sunt afectate de chimioterapie, celulele stem anormale ale m\u0103duvei osoase sunt &icirc;nlocuite cu unele s\u0103n\u0103toase care sunt donate<\/p>\n<p>&#8211; aceast\u0103 procedur\u0103 prezint\u0103 risc pentru efecte secundare, doar c&acirc;\u021biva oameni sunt candida\u021bi pentru transplantul de celule stem de m\u0103duv\u0103 osoas\u0103<\/p>\n<p>Sfaturi pentru a reduce posibilele infec\u021bii<\/p>\n<p>Celulele albe, leucocitele protejeaz\u0103 corpul de invadatori \u0219i de boli infec\u021bioase. Oamenii cu sindromul mielodisplastic au un num\u0103r sc\u0103zut de celule albe \u0219i din acest motive se afl\u0103 &icirc;ntr-un risc mai mare de infec\u021bii serioase \u0219i frecvente. Pentru a reduce riscul o persoan\u0103 trebuie s\u0103 urmeze urm\u0103toarele sfaturi de mai jos:<\/p>\n<p>Sp\u0103larea frecvent\u0103 a m&acirc;inilor cu ap\u0103 cald\u0103 \u0219i s\u0103pun, &icirc;n special &icirc;nainte de a m&acirc;nca sau preg\u0103ti m&acirc;ncarea<\/p>\n<p>S\u0103 foloseasc\u0103 dezinfectan\u021bi<\/p>\n<p>S\u0103 aib\u0103 grij\u0103 cu m&acirc;ncarea: s\u0103 evit\u0103 m&acirc;ncarea sau fructele \u0219i legumele care nu pot fi cojite, cum ar fi l\u0103ptuca \u0219i s\u0103 se spele produsele foarte bine, \u0219i s\u0103 g\u0103teasc\u0103 carnea \u0219i pe\u0219tele bine de tot<\/p>\n<p>Evite contactul cu oameni bolnavi.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-70824","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>Sindromul mielodisplastic - 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=\"Sindromul mielodisplastic - Humanitas.net\" \/>\n<meta property=\"og:description\" content=\"Defini\u021bie Sindromul mielodisplastic include grupul de boli care apare dup\u0103 func\u021bionarea neadecvat\u0103 a m\u0103duvei osoase &icirc;n care celulele de s&acirc;nge sunt realizate, iar celulele de s&acirc;nge disfunc\u021bionale sunt formate. Uneori, solu\u021bia de tratament pentru sindromul mielodisplastic este transplantul de m\u0103duv\u0103 osoas\u0103. 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Uneori, solu\u021bia de tratament pentru sindromul mielodisplastic este transplantul de m\u0103duv\u0103 osoas\u0103. 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