{"id":70544,"date":"2017-05-24T21:52:43","date_gmt":"2017-05-24T21:52:43","guid":{"rendered":"http:\/\/humanitasnet-new.local\/malattie\/feocromocitom\/"},"modified":"2025-01-13T02:45:29","modified_gmt":"2025-01-13T02:45:29","slug":"feocromocitom","status":"publish","type":"disease","link":"https:\/\/humanitas-net.humweb.webiz.team\/ro\/diseases\/feocromocitom\/","title":{"rendered":"Feocromocitom"},"content":{"rendered":"<h2 id=\"definitie\">Defini\u021bie<\/h2>\n<p>Un feocromocitom este o tumoare rar\u0103, de obicei noncanceroas\u0103 (benign\u0103) a \u021besutului glandei suprarenale. Fiecare individ are dou\u0103 glande suprarenale, una deasupra fiec\u0103rui rinichi. Glandele suprarenale produc hormoni, care dau instruc\u021biuni tuturor organelor \u0219i \u021besuturilor din organism. Feocromocitomul este ceea ce se &icirc;nt&acirc;mpl\u0103 atunci c&acirc;nd glandele elibereaz\u0103 prea mult\u0103 epinefrin\u0103 \u0219i norepinefrin\u0103, hormoni care controleaz\u0103 frecven\u021ba cardiac\u0103, metabolismul \u0219i tensiunea arterial\u0103. Majoritatea persoanelor cu feocromocitom se &icirc;ncadreaz\u0103 la categoria de v&acirc;rst\u0103 20-50 de ani. Totu\u0219i, tumora se poate dezvolta la orice v&acirc;rst\u0103.<\/p>\n<p>Dac\u0103 este l\u0103sat netratat, un feocromocitom poate duce la situa\u021bii grave sau care pot pune &icirc;n pericol via\u021ba altor sisteme ale corpului, &icirc;n special a sistemului cardiovascular. Pentru a &icirc;ndep\u0103rta un feocromocitom \u0219i pentru a readuce la normal valorile tensiunii arteriale, este recomandat tratamentul chirurgical.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"simptome\">Simptome<\/h2>\n<p>Semnele \u0219i simptomele feocromocitoamelor includ de obicei:<\/p>\n<p>&middot; Tensiune arterial\u0103 crescut\u0103<\/p>\n<p>&middot; Dureri &icirc;n piept<\/p>\n<p>&middot; Ritm cardiac accelerat<\/p>\n<p>&middot; Transpira\u021bie<\/p>\n<p>&middot; Dureri de cap<\/p>\n<p>&middot; Mi\u0219c\u0103ri tremurate<\/p>\n<p>&middot; Paloarea fe\u021bei<\/p>\n<p>&middot; Dificult\u0103\u021bi de respira\u021bie<\/p>\n<p>&nbsp;<\/p>\n<p>Semnele \u0219i simptomele mai pu\u021bin frecvente pot include urm\u0103toarele:<\/p>\n<p>Iritabilitate<\/p>\n<p>Durere abdominal\u0103<\/p>\n<p>Constipa\u021bie<\/p>\n<p>Pierdere &icirc;n greutate<br \/>\n&nbsp;<\/p>\n<p>Aceste semne \u0219i simptome apar adesea &icirc;n episoade scurte, care dureaz\u0103 &icirc;n jur de 15-20 de minute. Aceste episoade pot avea loc de mai multe ori pe zi sau pot fi mai rare. Factorii care pot declan\u0219a aceste simptome includ:<\/p>\n<p>Suprasolicitarea mu\u0219chilor &icirc;n timpul antrenamentului\/activit\u0103\u021bii fizice extreme<\/p>\n<p>Anxietate sau stres<\/p>\n<p>Schimb\u0103ri &icirc;n pozi\u021bia corpului<\/p>\n<p>Mi\u0219c\u0103rile intestinului<\/p>\n<p>Na\u015ftere<\/p>\n<p>Alimente bogate &icirc;n tiramin\u0103 (unele br&acirc;nzeturi, carne uscat\u0103 sau afumat\u0103, avocado, banane, pe\u0219te murat, fasole etc)<\/p>\n<p>Anumite medicamente (decongestionan\u021bi, inhibitori de monoaminooxidaz\u0103 (MAOI), stimulatori, cum ar fi amfetamine sau cocain\u0103).<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"cauze\">Cauze<\/h2>\n<p>De\u0219i cauza exact\u0103 a dezvolt\u0103rii unui feocromocitom r\u0103m&acirc;ne neclar\u0103, se \u0219tie c\u0103 o singur\u0103 tumor\u0103 se dezvolt\u0103 de obicei &icirc;n celule specializate (celule cromafinice) situate &icirc;n centrul uneia sau al ambelor glande suprarenale. Aceste celule produc \u0219i elibereaz\u0103 anumi\u021bi hormoni, &icirc;n special adrenalina (epinefrina) \u0219i noradrenalina (norepinefrina), care sunt folosi\u021bi pentru a declan\u0219a r\u0103spunsul organismului la o amenin\u021bare perceput\u0103. Cu toate acestea, atunci c&acirc;nd are loc o eliberare neregulat\u0103 sau excesiv\u0103 a acestor hormoni, se produc niveluri ridicate ale tensiunii arteriale \u0219i o frecven\u021b\u0103 cardiac\u0103 mai rapid\u0103. Acesta este cunoscut sub numele de feocromocitom.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"factori-de-risc\">Factori de risc<\/h2>\n<p>Factorii care cresc riscul de dezvoltare a feocromocitomului pot fi observa\u021bi la persoanele cu tulbur\u0103ri ereditare rare \u0219i tumori asociate cu aceste afec\u021biuni. Aceste condi\u021bii genetice includ urm\u0103toarele:<\/p>\n<p>&middot; Neoplazia multipl\u0103 endocrin\u0103, tip II (MEN II): o tulburare care are ca rezultat tumorile &icirc;n mai multe p\u0103r\u021bi ale organismului produc\u0103toare de hormoni (sistemul endocrin).<\/p>\n<p>&middot; Boala Von Hippel-Lindau: o boal\u0103 care poate duce la apari\u021bia de tumori &icirc;n multiple loca\u021bii, inclusiv la nivelul sistemului nervos central, sistemului endocrin, pancreasului \u0219i rinichilor.<\/p>\n<p>&middot; Neurofibromatoza 1 (NF1): o afec\u021biune neurologic\u0103 mo\u0219tenit\u0103 care are ca rezultat tumorile multiple &icirc;n piele (neurofibromii), pete pigmentate ale pielii \u0219i tumori ale nervului optic.<\/p>\n<p>&middot; Sindroamele paragangliomului ereditar: un grup de tulbur\u0103ri ereditare, care au ca rezultat fie feocromocitomul, fie paragangliomul.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"complicatii\">Complica\u021bii<\/h2>\n<p>Un feocromocitom duce la cre\u0219eterea tensiunii arteriale&nbsp; a pacientului. Tensiunea arterial\u0103 crescut\u0103 poate afecta mai multe organe, &icirc;n special \u021besuturile sistemului cardiovascular, creierului \u0219i rinichilor. Dac\u0103 acestea sunt l\u0103sate netratate, complica\u021biile care pot ap\u0103rea pot duce la o serie de afec\u021biuni severe, inclusiv:<\/p>\n<p>&middot; Boli cardiovasculare<\/p>\n<p>&middot; Accident vascular cerebral<\/p>\n<p>&middot; Insuficien\u021b\u0103 renal\u0103<\/p>\n<p>&middot; Distresie respiratorie acut\u0103<\/p>\n<p>&middot; Afectarea nervilor optici<\/p>\n<p>&nbsp;&nbsp;<\/p>\n<h2 id=\"tratament\">Tratament<\/h2>\n<p>Tratamentul primar pentru un feocromocitom &icirc;l reprezint\u0103 interven\u021bia chirurgical\u0103 pentru eliminarea tumorii. &Icirc;nainte de a efectua interven\u021bia chirurgical\u0103, medicul va prescrie medica\u021bie pentru a \u021bine sub control tensiunea arterial\u0103 \u0219i a reduce riscul de complica\u021bii &icirc;n timpul opera\u021biei. Aceste medicamente includ:<\/p>\n<p>Alfa-blocante: medicamente care ac\u021bioneaz\u0103 pentru a &icirc;mpiedica noradrenalina s\u0103 stimuleze mu\u0219chii din pere\u021bii arterelor \u0219i venelor mai mici. Deoarece aceste vase de s&acirc;nge r\u0103m&acirc;n deschise \u0219i relaxate, fluxul de s&acirc;nge se &icirc;mbun\u0103t\u0103\u021be\u0219te \u0219i tensiunea arterial\u0103 se diminueaz\u0103.<\/p>\n<p>Beta-blocante: o clas\u0103 de medicamente care sunt utilizate pentru a gestiona \u0219i controla aritmii cardiace, protej&acirc;nd inima de un al doilea atac de cord sau de hipertensiune arterial\u0103.<\/p>\n<p>Alte medicamente pentru sc\u0103derea tensiunii arteriale<\/p>\n<p>Op\u021biunile de tratament suplimentare pot include:<\/p>\n<p>Interven\u021bia chirurgical\u0103: &icirc;ndep\u0103rtarea chirurgical\u0103 a &icirc;ntregii glande suprarenale cu feocromocitom. Restul glandei suprarenale s\u0103n\u0103toase acoper\u0103 func\u021biile efectuate &icirc;n mod normal de dou\u0103 glande, iar tensiunea arterial\u0103 revine, de regul\u0103, la un nivel normal.<\/p>\n<p>Tratamentele pentru tumorile maligne \u0219i cancerul metastazat asociate unui feocromocitom pot include urm\u0103toarele:<\/p>\n<p>&middot; Tratamentul cu radionuclide: utilizarea unui medicament radioactiv, numit produs radiofarmaceutic, pentru \u021bintirea \u0219i distrugerea celulelor canceroase.<\/p>\n<p>&middot; Chimioterapia: folosirea de medicamente puternice pentru a ucide celulele canceroase care cresc rapid.<\/p>\n<p>&middot; Terapii de cancer orientate: folosirea medicamentelor pentru a interfera cu moleculele specifice necesare pentru cre\u0219terea tumorii \u0219i progresia celulelor canceroase.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-70544","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>Feocromocitom - 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=\"Feocromocitom - Humanitas.net\" \/>\n<meta property=\"og:description\" content=\"Defini\u021bie Un feocromocitom este o tumoare rar\u0103, de obicei noncanceroas\u0103 (benign\u0103) a \u021besutului glandei suprarenale. 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