{"id":70560,"date":"2017-05-17T13:46:37","date_gmt":"2017-05-17T13:46:37","guid":{"rendered":"http:\/\/humanitasnet-new.local\/malattie\/trombocitemia-esentiala\/"},"modified":"2025-01-13T02:45:45","modified_gmt":"2025-01-13T02:45:45","slug":"trombocitemia-esentiala","status":"publish","type":"disease","link":"https:\/\/humanitas-net.humweb.webiz.team\/ro\/diseases\/trombocitemia-esentiala\/","title":{"rendered":"Trombocitemia esen\u0163ial\u0103"},"content":{"rendered":"<p>Trombocitemia esen\u021bial\u0103 este o tulburare rar\u0103 &icirc;n care organismul produce prea multe trombocite &icirc;n s&acirc;nge. Aceast\u0103 afec\u021biune este asociat\u0103 cu semne de oboseal\u0103, ame\u021beli, dureri de cap \u0219i modific\u0103ri ale vederii. De asemenea, cre\u0219te riscul form\u0103rii cheagurilor de s&acirc;nge.<\/p>\n<p>Trombocitemia esen\u021bial\u0103 este mai frecvent\u0103 la persoanele cu v&acirc;rsta de 50 de ani sau mai mare \u0219i pu\u021bin mai frecvent\u0103 la femei. Se poate dezvolta, de asemenea, &icirc;n cazul tinerilor.<\/p>\n<p>Trombocitemia esen\u021bial\u0103 este o afec\u021biune cronic\u0103 care nu poate fi vindecat\u0103. O form\u0103 u\u0219oar\u0103 a bolii poate s\u0103 nu necesite tratament. Cu toate acestea, un tip sever de afec\u021biune poate necesita medicamente care scad num\u0103rul de trombocite, diluan\u021bi sanguini sau ambele.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"simptome\">Simptome<\/h2>\n<p>Indica\u021bia primar\u0103 a trombocitemiei esen\u021biale este dezvoltarea unui cheag de s&acirc;nge (tromb) care apare cel mai adesea &icirc;n creier, pe m&acirc;ini sau picioare.<\/p>\n<p>Simptomele depind de locul &icirc;n care se formeaz\u0103 cheagurile \u0219i pot include:<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li>Durere de cap<\/li>\n<li>Ame\u021beli sau gre\u021buri<\/li>\n<li>Dureri &icirc;n piept<\/li>\n<li>Sl\u0103biciune<\/li>\n<li>Le\u0219in<\/li>\n<li>Modific\u0103ri temporare ale vederii<\/li>\n<li>Amor\u021beal\u0103 sau furnic\u0103turi la nivelul m&acirc;inilor sau picioarelor<\/li>\n<li>Ro\u0219ea\u021b\u0103, durere pulsant\u0103 \u0219i arsur\u0103 la nivelul m&acirc;inilor \u0219i picioarelor<\/li>\n<li>Splin\u0103 u\u0219or m\u0103rit\u0103<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>Mai pu\u021bin frecvent, trombocitemia esen\u021bial\u0103 poate provoca s&acirc;nger\u0103ri (mai ales dac\u0103 num\u0103rul de trombocite este extrem de ridicat). S&acirc;ngerarea poate avea form\u0103:<\/p>\n<ul>\n<li>S&acirc;nger\u0103ri nazale<\/li>\n<li>Inflam\u0103ri<\/li>\n<li>S&acirc;nger\u0103ri din gur\u0103 sau gingii<\/li>\n<li>Scaun s&acirc;ngeros<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>Dac\u0103 apare un cheag de s&acirc;nge &icirc;n arterele care alimenteaz\u0103 creierul, acesta poate provoca un atac ischemic tranzitor (TIA) s\u0103u accident vascular cerebral. Un TIA sau mini stroke este o &icirc;ntrerupere temporar\u0103 a fluxului de s&acirc;nge c\u0103tre o parte a creierului.<\/p>\n<p>Simptomele unui accident vascular cerebral se dezvolt\u0103 brusc \u0219i includ:<\/p>\n<ul>\n<li>Sl\u0103biciune sau amor\u021beala fe\u021bei, bra\u021bului s\u0103u piciorului, de obicei pe o parte a corpului<\/li>\n<li>Dificultate vorbire sau &icirc;n\u021belegere de vorbire (afazie)<\/li>\n<li>Vedere &icirc;nce\u021bo\u0219at\u0103, dubl\u0103 sau sc\u0103zut\u0103<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2 id=\"cauze\">Cauze<\/h2>\n<p>M\u0103duva osoas\u0103 con\u021bine celule stem care pot deveni globule ro\u0219ii, celule albe din s&acirc;nge sau trombocite (trombocite). Trombocitele se lipesc &icirc;mpreun\u0103 \u0219i contribuie la formarea de cheaguri de s&acirc;nge care opresc s&acirc;ngerarea atunci c&acirc;nd un vas de s&acirc;nge este deteriorat (ex. T\u0103ieturi \u0219i zg&acirc;rieturi).<\/p>\n<p>&Icirc;n trombocitemia esen\u021bial\u0103, m\u0103duva osoas\u0103 produce prea multe celule formatoare de plachete (megacariocite). Excesul de trombocite poate func\u021biona defectuos, duc&acirc;nd la coagularea anormal\u0103 sau s&acirc;ngerare.<\/p>\n<p>Cauza exact\u0103 a trombocitemiei esen\u021biale este neclar\u0103. Aproximativ 80% dintre persoanele cu tulburare au o muta\u021bie genetic\u0103 dob&acirc;ndit\u0103 care contribuie la boal\u0103.<\/p>\n<p>Un num\u0103r mare de trombocite care este cauzat\u0103 de o afec\u021biune preexistent\u0103 cum ar fi o infec\u021bie sau deficien\u021b\u0103 de fier, este cunoscut\u0103 sub numele de trombocitemie reactiv\u0103 sau secundar\u0103. Aceast\u0103 form\u0103 de trombocitemie are un risc mai sc\u0103zut de formare a cheagurilor de s&acirc;nge \u0219i de s&acirc;ngerare.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"complicatii\">Complica\u021bii<\/h2>\n<p>Persoanele mai &icirc;n v&acirc;rst\u0103 cu trombocitemie esen\u021bial\u0103 sunt expuse riscului de complica\u021bii, la fel ca \u0219i persoanele care au avut cheaguri de s&acirc;nge anterioare sau probleme de s&acirc;ngerare legate de boal\u0103.<\/p>\n<p>Coagularea anormal\u0103 a trombocitelor esen\u021biale poate duce la o varietate de complica\u021bii poten\u021bial grave, printre care:<\/p>\n<ul>\n<li>complica\u021bii &icirc;n timpul sarcinii: trombocitemie necontrolat\u0103 poate duce la avort spontan \u0219i alte complica\u021bii.<\/li>\n<li>Accident vascular cerebral: un cheag de s&acirc;nge care blocheaz\u0103 fluxul de s&acirc;nge c\u0103tre creier poate provoca un accident vascular cerebral.<\/li>\n<li>Inima: un cheag de s&acirc;nge care limiteaz\u0103 fluxul sanguin c\u0103tre inim\u0103 poate provoca un atac de cord.<\/li>\n<\/ul>\n<p>Trombocitemia esen\u021bial\u0103 poate provoca, de asemenea, s&acirc;ngerare cu pierderi semnificative de s&acirc;nge. &Icirc;n cazuri rare, persoanele cu trombocitemie esen\u021bial\u0103 pot progresa ulterior la urm\u0103toarele boli amenin\u021b\u0103toare cu via\u021ba:<\/p>\n<ul>\n<li>Leucemie mielogen\u0103 acut\u0103: un tip de celule albe din s&acirc;nge \u0219i cancer de m\u0103duv\u0103 osoas\u0103 cu progresie rapid\u0103.<\/li>\n<li>Mielofibroza: o tulburare progresiv\u0103 a m\u0103duvei osoase care are ca rezultat cicatrizarea m\u0103duvei osoase, conduc&acirc;nd la anemie sever\u0103 \u0219i m\u0103rirea ficatului \u0219i a splinei.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2 id=\"tratament\">Tratament<\/h2>\n<p>Tratamentul trombocitelor esen\u021biale depinde de riscul de coagulare a s&acirc;ngelui sau de episoadele de s&acirc;ngerare. Nu exist\u0103 astfel de semne sau simptome care s\u0103 indice c\u0103 nu este necesar un tratament, ci o monitorizare \u0219i verific\u0103ri regulate.<\/p>\n<p>Medicamentele pot fi prescrise dac\u0103 individul are v&acirc;rsta mai mare de 60 de ani \u0219i a avut cheaguri de s&acirc;nge anterioare sau TIA sau a avut factori de risc cardiovasculari cum ar fi colesterolul ridicat, hipertensiunea arterial\u0103 \u0219i diabetul zaharat.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"procedura-de-urgenta\">Procedura de urgen\u021b\u0103<\/h2>\n<p>O procedur\u0103 medical\u0103 cunoscut\u0103 sub numele de ferez\u0103 de trombocite este utilizat\u0103 &icirc;n situa\u021bii de urgen\u021b\u0103, cum ar fi accident vascular cerebral sau coagularea s&acirc;ngelui periculoas\u0103. Procedura scade temporar num\u0103rul de trombocite.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-70560","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>Trombocitemia esen\u0163ial\u0103 - 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=\"Trombocitemia esen\u0163ial\u0103 - Humanitas.net\" \/>\n<meta property=\"og:description\" content=\"Trombocitemia esen\u021bial\u0103 este o tulburare rar\u0103 &icirc;n care organismul produce prea multe trombocite &icirc;n s&acirc;nge. 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