{"id":70714,"date":"2017-05-18T15:14:31","date_gmt":"2017-05-18T15:14:31","guid":{"rendered":"http:\/\/humanitasnet-new.local\/malattie\/purpura-trombocitopenica-idiopatica-itp\/"},"modified":"2025-01-13T02:47:50","modified_gmt":"2025-01-13T02:47:50","slug":"purpura-trombocitopenica-idiopatica-itp","status":"publish","type":"disease","link":"https:\/\/humanitas-net.humweb.webiz.team\/ro\/diseases\/purpura-trombocitopenica-idiopatica-itp\/","title":{"rendered":"Purpur\u0103 trombocitopenic\u0103 idiopatic\u0103 (ITP)"},"content":{"rendered":"<p>Purpur\u0103 trombocitopenic\u0103 idiopatic\u0103 (ITP) este o boal\u0103 care poate duce la zg&acirc;rierea u\u0219oar\u0103 \u0219i excesiv\u0103 \u0219i la s&acirc;ngerare. Este acompaniat\u0103 de nivele neobi\u0219nuite de trombocite (celulele care provoac\u0103 coagularea s&acirc;ngelui).<\/p>\n<p>Purpura trombocitopenic\u0103 idiopatic\u0103 afect\u0103 at&acirc;t copiii \u0219i adul\u021bii. Copiii sunt predispu\u0219i la apari\u021bia ITP-ului dup\u0103 o infec\u021bie viral\u0103 \u0219i se recupereaz\u0103 f\u0103r\u0103 tratament. Totu\u0219i, la adul\u021bii, boala devine deseori cronic\u0103.<\/p>\n<p>Cazurile cronice sau severe de ITP necesit\u0103 tratament cu medicamente sau &icirc;n cazuri rare \u0219i critice, cu opera\u021bie.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"simptome\">Simptome<\/h2>\n<p>ITP poate s\u0103 nu prezinte semne sau simptome; totu\u0219i, c&acirc;nd apar simptome, acestea includ:<\/p>\n<p>Zg&acirc;rierea u\u0219oar\u0103 sau excesiv\u0103 (purpura)<\/p>\n<p>S&acirc;ngerarea superficial\u0103 &icirc;n piele care apare ca o urticarie (de obicei apare pe membrele inferioare)<\/p>\n<p>S&acirc;ngerarea prelungit\u0103 din t\u0103ieri<\/p>\n<p>S&acirc;ngerarea nasului spontan\u0103<\/p>\n<p>S&acirc;nge &icirc;n urin\u0103 sau scaun<\/p>\n<p>Scurgeri menstruale neobi\u0219nuit de grele<\/p>\n<p>Gingii s&acirc;ngeroase (&icirc;n special dup\u0103 dentist)<\/p>\n<p>Oboseal\u0103<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"cauze\">Cauze<\/h2>\n<p>Cauza exact\u0103 a purpurei trombocitopenic\u0103 idiopatic\u0103 este necunoscut\u0103. Idiopatic &icirc;nseamn\u0103 &rdquo;cauz\u0103 necunoscut\u0103&rdquo;. Totu\u0219i, se \u0219tie c\u0103 la oamenii cu ITP, sistemul imunitar nu func\u021bioneaz\u0103 corect \u0219i atac\u0103 trombocitele ca \u0219i cum ar fi substan\u021be str\u0103ine. Acest proces are ca rezultat un num\u0103r sc\u0103zut de trombocite circulante. Cu c&acirc;t descre\u0219te num\u0103rul de trombocite, cu at&acirc;t cre\u0219te riscul de s&acirc;ngerare. La un num\u0103r de trombocite sub 10,000 exist\u0103 un risc ridicat de s&acirc;ngerare intern\u0103 &icirc;n ciuda lipsei de r\u0103nire.<\/p>\n<p>La copii, ITP urmeaz\u0103 dup\u0103 o boal\u0103 viral\u0103, dar poate fi o infec\u021bie care declan\u0219eaz\u0103 sistemul imunitar \u0219i duce la func\u021bionarea defectuoas\u0103.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"factori-de-risc\">Factori de risc<\/h2>\n<p>Factorii care cresc riscul de ITP includ:<\/p>\n<p>Sexul: femeile sunt mai predispuse dec&acirc;t b\u0103rba\u021bii<\/p>\n<p>Infec\u021biile virale recente: copiii sunt mai predispu\u0219i dup\u0103 o infec\u021bie viral\u0103<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"complicatii\">Complica\u021bii<\/h2>\n<p>Cea mai serioas\u0103 complica\u021bie asociat\u0103 cu ITP este s&acirc;ngerarea, &icirc;n special s&acirc;ngerarea &icirc;n creier (hemoragie intracranian\u0103), care poate fi fatal\u0103. Totu\u0219i, s&acirc;ngerarea major\u0103 apare rar cu ITP.<\/p>\n<p>Corticosteroizii sunt folosi\u021bi pentru a trata ITP-ul cronic sau sever. Utilizarea pe termen lung a corticosteroizilor poate duce la complica\u021bii, cum ar fi pierderea oaselor, cataracta \u0219i nivelul ridicat de zah\u0103r din s&acirc;nge.<\/p>\n<p>Scoaterea splinei (splenectomia) ajut\u0103 la prevenirea pierderii de trigliceride. Totu\u0219i, splenectomia provoac\u0103 vulnerabilitatea permanent\u0103 la infec\u021bii, dar riscul este &icirc;n general sc\u0103zut.<\/p>\n<p>Sarcina<\/p>\n<p>Femeile &icirc;ns\u0103rcinate cu ITP u\u0219or au o sarcin\u0103 normal\u0103; totu\u0219i, anticorpii trombocitelor pot trece prin placent\u0103 \u0219i pot afecta num\u0103rul de trombocite al copilului. Acest lucru necesit\u0103 monitorizarea regulat\u0103 a copilului pentru a se asigura c\u0103 num\u0103rul de trombocite al copilului se &icirc;mbun\u0103t\u0103\u021be\u0219te. Femeile &icirc;ns\u0103rcinate cu un num\u0103r sc\u0103zut de trombocite au un risc crescut de s&acirc;ngerare mare pe durata na\u0219terii. A\u0219adar, tratamentul pentru men\u021binerea unui num\u0103r stabil de trombocite poate fi necesar<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"tratament\">Tratament<\/h2>\n<p>Tratamentul pentru ITP se concentreaz\u0103 pe asigurarea unui num\u0103r sigur \u0219i stabil de trombocite \u0219i prevenirea complica\u021biilor s&acirc;nger\u0103rii.<\/p>\n<p>Tratamentul implic\u0103 de obicei medicamente sau &icirc;n unele cazuri opera\u021bia (splenectomia).<\/p>\n<p>Medicamente<\/p>\n<p>Corticosteroizii ajuta la ridicarea num\u0103rului de trombocite prin diminuarea activit\u0103\u021bii sistemului imunitar.<\/p>\n<p>Globulina imunitar\u0103 intravenoas\u0103 (IVIG) pentru a lupta &icirc;mpotriva s&acirc;nger\u0103rii \u0219i pentru a ajuta la cre\u0219terea s&acirc;ngelui &icirc;nainte de opera\u021bie.<\/p>\n<p>Participan\u021bii receptori trombopoietin\u0103 pentru a ajuta m\u0103duva spin\u0103rii s\u0103 produc\u0103 mai multe trombocite, care ajut\u0103 la prevenirea r\u0103nirii \u0219i s&acirc;nger\u0103rii.<\/p>\n<p>Terapia biologic\u0103 este folosit\u0103 pentru a reduce r\u0103spunsul sistemului imunitar la oamenii cu ITP sever.<\/p>\n<p>&nbsp;<\/p>\n<p>Opera\u021bie (splenectomia)<\/p>\n<p>Cazul sever de ITP poate necesita scoaterea splinei. Astfel se opune sursei distrugerii trombocitelor din corp \u0219i &icirc;mbun\u0103t\u0103\u021be\u0219te num\u0103rul de trombocite. Este posibil ca splenectomia s\u0103 nu fie eficient\u0103 pentru toat\u0103 lumea \u0219i rareori se efectueaz\u0103 copiilor din cauza procentului ridicat de ameliorare spontan\u0103.<\/p>\n<p>&nbsp;<\/p>\n<p>Tratament de urgen\u021b\u0103<\/p>\n<p>&Icirc;n cazuri rare, s&acirc;ngerarea sever\u0103 poate ap\u0103rea odat\u0103 cu ITP, care este o situa\u021bie care amenin\u021b\u0103 via\u021ba \u0219i care necesit\u0103 aten\u021bia medical\u0103 imediat\u0103. Asta include transfuzia concentratelor de trombocite, metilprednisolon intravenos \u0219i globulina imunitar\u0103 intravenoas\u0103.<\/p>\n<p>&nbsp;<\/p>\n<p>Alte tratamente<\/p>\n<p>Medicamente imunosupresive<\/p>\n<p>Tratament H. pylori care poate cre\u0219te num\u0103rul de trombocite.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-70714","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>Purpur\u0103 trombocitopenic\u0103 idiopatic\u0103 (ITP) - 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=\"Purpur\u0103 trombocitopenic\u0103 idiopatic\u0103 (ITP) - Humanitas.net\" \/>\n<meta property=\"og:description\" content=\"Purpur\u0103 trombocitopenic\u0103 idiopatic\u0103 (ITP) este o boal\u0103 care poate duce la zg&acirc;rierea u\u0219oar\u0103 \u0219i excesiv\u0103 \u0219i la s&acirc;ngerare. Este acompaniat\u0103 de nivele neobi\u0219nuite de trombocite (celulele care provoac\u0103 coagularea s&acirc;ngelui). Purpura trombocitopenic\u0103 idiopatic\u0103 afect\u0103 at&acirc;t copiii \u0219i adul\u021bii. Copiii sunt predispu\u0219i la apari\u021bia ITP-ului dup\u0103 o infec\u021bie viral\u0103 \u0219i se recupereaz\u0103 f\u0103r\u0103 tratament. 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Este acompaniat\u0103 de nivele neobi\u0219nuite de trombocite (celulele care provoac\u0103 coagularea s&acirc;ngelui). Purpura trombocitopenic\u0103 idiopatic\u0103 afect\u0103 at&acirc;t copiii \u0219i adul\u021bii. Copiii sunt predispu\u0219i la apari\u021bia ITP-ului dup\u0103 o infec\u021bie viral\u0103 \u0219i se recupereaz\u0103 f\u0103r\u0103 tratament. 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