{"id":70709,"date":"2017-03-30T15:42:03","date_gmt":"2017-03-30T15:42:03","guid":{"rendered":"http:\/\/humanitasnet-new.local\/malattie\/neurofibromatoza\/"},"modified":"2025-01-13T02:47:46","modified_gmt":"2025-01-13T02:47:46","slug":"neurofibromatoza","status":"publish","type":"disease","link":"https:\/\/humanitas-net.humweb.webiz.team\/ro\/diseases\/neurofibromatoza\/","title":{"rendered":"Neurofibromatoza"},"content":{"rendered":"<h2 id=\"neurofibromatoza\">Neurofibromatoza<\/h2>\n<p>&nbsp;<\/p>\n<p>Neurofibromatoza este o afec\u0163iune genetic\u0103, ce afecteaz\u0103 cre\u015fterea celulelor din sistemul nervos, cauz&acirc;nd formarea tumorilor pe \u0163esuturile nervoase. Tumorile se pot dezvolta oriunde &icirc;n sistemul nervos, inclusiv &icirc;n creier, coloana vertebral\u0103 sau nervi. Neurofibromatoza este de obicei diagnosticat\u0103 &icirc;n copil\u0103rie sau devreme la maturitate.<\/p>\n<p>Tumorile sunt de obieci benigne dar &icirc;n unele cazuri ele pot deveni maligne sau canceroase. Efectele neurofibromatozei pot include pierderea auzului, deteriorarea &icirc;nv\u0103\u0163\u0103rii, complica\u0163ii ale inimii \u015fi vaselor de s&acirc;nge, dizabilitate sever\u0103 cauzat\u0103 de comprimarea nervilor de c\u0103tre tumori precum \u015fi pierderea vederii \u015fi durere sever\u0103.<\/p>\n<p>Tratamentul pentru neurofibromatoz\u0103 are scopul de a maximiza cre\u015fterea s\u0103n\u0103toas\u0103 \u015fi dezvoltarea, \u015fi poate include medicamente \u015fi opera\u0163ie.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"simptome\">Simptome<\/h2>\n<p>Exist\u0103 3 tipuri diferite de neurofibromatoz\u0103, fiecare prezent&acirc;ndu-se cu simptome diferite<\/p>\n<p>&nbsp;<\/p>\n<p>Neurofibromatoza 1 (NF1)<\/p>\n<p>Pete &icirc;ntinse, de culoare maronie pe piele<\/p>\n<p>Pistrui &icirc;n zona axilei sau &icirc;n zona inghinar\u0103<\/p>\n<p>Umfl\u0103turi u\u015foare la nivelul pielii sau sub piele (neurofibrome)<\/p>\n<p>Deform\u0103ri ale oaselor<\/p>\n<p>M\u0103rime anormal\u0103 a capului<\/p>\n<p>Statur\u0103 mic\u0103<\/p>\n<p>&nbsp;<\/p>\n<p>Neurofibromatoza 2 (NF2)<\/p>\n<p>Simptomele NF2 de obicei sunt rezultatul form\u0103rii neuromelor vestibulare (neurome acustice) &icirc;n ambele urechi, care afecteaz\u0103 auzul \u015fi informa\u0163ia echilibrului.<\/p>\n<p>Pierderea gradual\u0103 a auzului<\/p>\n<p>\u0162iuit &icirc;n ureche<\/p>\n<p>Echilibru slab<\/p>\n<p>Fa\u0163\u0103 palid\u0103<\/p>\n<p>Amor\u0163eal\u0103 \u015fi sl\u0103biciune &icirc;n bra\u0163e sau picioare<\/p>\n<p>Durere<\/p>\n<p>Probleme de vedere<\/p>\n<p>&nbsp;<\/p>\n<p>Neurofibromatoza de tip 3<\/p>\n<p>Neurofibromatoza de tip 3 este o form\u0103 rar\u0103 de neurofibromatoz\u0103, care cauzeaz\u0103 formarea de tumori dureroare pe nervii cranieni, spinali sau perifeici, &icirc;ns\u0103 nu pe nervul care conduce sunetul \u015fi informa\u0163ia echilibrului de la urechea intern\u0103 c\u0103tre creier. Neurofibromatoza, &icirc;n mod principal, cauzeaz\u0103 durere cronic\u0103, ce se poate g\u0103si &icirc;n orice parte a trupului.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"cauze\">Cauze<\/h2>\n<p>Neurofibromatoza este cauzat\u0103 de defecte genetice (muta\u0163ii). Fiecare form\u0103 de meurofibromatoz\u0103 este cauzat\u0103 de muta\u0163ii &icirc;n diferite gene.<\/p>\n<p>&nbsp;<\/p>\n<p>Neurofibromatoza 1<\/p>\n<p>Gena NF1 este localizat\u0103 &icirc;n cromozomul 17. Aceast\u0103 gen\u0103 produce o protein\u0103 numit\u0103 neurofibromin, care este abundent\u0103 &icirc;n \u0163esutul sistemului nervos \u015fi ajut\u0103 la reglarea cre\u015fterii celulelor. O muta\u0163ie a genei NF1 cauzeaz\u0103 pierderea acelei proteinei, permi\u0163&acirc;nd celulelor s\u0103 creasc\u0103 rapid.<\/p>\n<p>&nbsp;<\/p>\n<p>Nurofibromatoza 2<\/p>\n<p>Gena NF2 este localizat\u0103 pe cromozomul 22 \u015fi produce o protein\u0103 numit\u0103 merlin. Muta\u0163ia genei NF2 cauzeaz\u0103 pierderea acestei proteine, care produce \u015fi cre\u015fterea necontrolat\u0103 a celulelor.<\/p>\n<p>&nbsp;<\/p>\n<p>Nurofibromatoza de tip 3<\/p>\n<p>Nurofibromatoza de tip 3 poate fi corelat\u0103 cu o muta\u0163ie a genei SMARCB1, localizat\u0103 pe cromozomul 22. Nurofibromatoza de tip 3 poate fi mo\u015ftenit\u0103 sau declan\u015fat\u0103.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"factori-de-risc\">Factori de risc<\/h2>\n<p>Cel mai mare factor de risc pentru neurofibromatoz\u0103 este istoricul familial cu privire la aceast\u0103 afec\u0163iune- Aproximativ jum\u0103tate din cazurile de NF1 \u015fi NF2 sunt mo\u015ftenite. Celelalte cazuri rezult\u0103 din muta\u0163iile spontane care se produc &icirc;n momentul conceperii.<\/p>\n<p>NF1 \u015fi NF2 sunt afec\u0163iuni autosomale dominante, adic\u0103 unul din p\u0103rin\u0163i poate transmite afec\u0163iunea unui copil. De asemenea, &icirc;nseamn\u0103 c\u0103 fiecare copil are 50% \u015fanse s\u0103 mo\u015fteneasc\u0103 muta\u0163ia genetic\u0103.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"complicatii\">Complica\u0163ii<\/h2>\n<p>Complica\u0163iile neurofibromatozei, &icirc;n general, rezult\u0103 din cre\u015fterea tumorii care afecteaz\u0103 \u0163esutul nervos sau preseaz\u0103 organele interne.<\/p>\n<p>&nbsp;<\/p>\n<p>Complica\u0163iile neurofibromatozei 1 includ:<\/p>\n<p>Probleme neurologice: Dificult\u0103\u0163i de &icirc;nv\u0103\u0163are \u015fi g&acirc;ndire \u015fi mai pu\u0163in obi\u015fnuit epilepsia, accidentul vascular cerebral \u015fi apari\u0163ia fluidului &icirc;n exces &icirc;n creier (hidrocefalia).<\/p>\n<p>Griji odat\u0103 cu apari\u0163ia: Pete maro deschis extinse la nivelul pielii, numeroase tumori nervoase pe zona fe\u0163ei.<\/p>\n<p>Probleme ale scheletului: oase formate anormal la copii, curbarea coloanei vertebrale (scolioza) \u015fi sc\u0103derea densit\u0103\u0163ii mineralelor oaselor care poate conduce la osteoporoz\u0103.<\/p>\n<p>Dificult\u0103\u0163i de vedere: Tumorile se pot forma pe nervul care pleac\u0103 de la ochi la creier (nervul optic).<\/p>\n<p>Cre\u015fterea neurofibroamelor: Pubertatea, sarcina sau menopauza pot cauza o cre\u015ftere a neurofibroamelor.<\/p>\n<p>Probleme cardio-vasculare: Riscul crescut de presiune &icirc;nalt\u0103 a s&acirc;ngelui \u015fi mai rar anormalit\u0103\u0163i ale vaselor de s&acirc;nge.<\/p>\n<p>Cancer: &Icirc;n cazuri rare, NF1 poate provoca dezvoltarea tumorilor cancerigene ce rezult\u0103 din neurofibroamele de sub piele sau din neurofibromatoza plexiform\u0103, care implic\u0103 mai mul\u0163i nervi.<\/p>\n<p>&nbsp;<\/p>\n<p>Complica\u0163iile neurofibromatozei 2 includ:<\/p>\n<p>Tumorile vestibulare &icirc;n ambele urechi<\/p>\n<p>Surzenie total\u0103 sau par\u0163ial\u0103<\/p>\n<p>Dificult\u0103\u0163i de vedere<\/p>\n<p>Afectarea nervului vizual<\/p>\n<p>Leziuni ale pielii<\/p>\n<p>Sl\u0103bire sau amor\u0163eal\u0103 la extremit\u0103\u0163i<\/p>\n<p>Multiple tumori benigne ale creierului (meningioame) sau tumori ale coloanei vertebrale<\/p>\n<p>&nbsp;<\/p>\n<p>Complica\u0163ii ale firbomatozei de tip 3<\/p>\n<p>Durere cronic\u0103 produs\u0103 de tumoare, care poate fi debilitant\u0103 \u015fi poate cere tratament prin opera\u0163ie sau gestionare a durerii.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"tratamentul-cancerului\">\u200b\u200bTratamentul cancerului<\/h2>\n<p>Tumorile maligne \u015fi celelalte forme de cancer asociate cu neurofibromatoza sunt tratate cu terapiile obi\u015fnuite pentru cancer, care includ opera\u0163iile, chimioterapia \u015fi radioterapia.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-70709","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>Neurofibromatoza - 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=\"Neurofibromatoza - Humanitas.net\" \/>\n<meta property=\"og:description\" content=\"Neurofibromatoza &nbsp; Neurofibromatoza este o afec\u0163iune genetic\u0103, ce afecteaz\u0103 cre\u015fterea celulelor din sistemul nervos, cauz&acirc;nd formarea tumorilor pe \u0163esuturile nervoase. Tumorile se pot dezvolta oriunde &icirc;n sistemul nervos, inclusiv &icirc;n creier, coloana vertebral\u0103 sau nervi. Neurofibromatoza este de obicei diagnosticat\u0103 &icirc;n copil\u0103rie sau devreme la maturitate. 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