INSTANT

Neoplasmele tiroidiene (nodulii tiroidieni): cauze, simptome, tratament

<p>Nodulul tiroidian reprezinta o crestere anormala la nivelul tiroidei&period;<&sol;p>&NewLine;<&excl;-- WP QUADS Content Ad Plugin v&period; 2&period;0&period;92 -->&NewLine;<div class&equals;"quads-location quads-ad68336 " id&equals;"quads-ad68336" style&equals;"float&colon;none&semi;text-align&colon;center&semi;padding&colon;0px 0 0px 0&semi;" data-lazydelay&equals;"3000">&NewLine;<div class&equals;"quads-ad-label quads-ad-label-new">Advertisement<&sol;div><&excl;-- responsive 1 -->&NewLine;<script async src&equals;"https&colon;&sol;&sol;securepubads&period;g&period;doubleclick&period;net&sol;tag&sol;js&sol;gpt&period;js"><&sol;script>&NewLine;<div id&equals;"andreilaslau&period;ro&lowbar;responsive&lowbar;1">&NewLine; <script>&NewLine; window&period;googletag &equals; window&period;googletag &vert;&vert; &lbrace; cmd&colon; &lbrack;&rsqb; &rcub;&semi;&NewLine; googletag&period;cmd&period;push&lpar;function&lpar;&rpar; &lbrace;&NewLine; var slot &equals; googletag&period;defineSlot&lpar;'&sol;23293390090&sol;andreilaslau&period;ro&sol;andreilaslau&period;ro&lowbar;responsive&lowbar;1'&comma; &lbrack;&lbrack;300&comma; 250&rsqb;&comma; &lbrack;320&comma; 50&rsqb;&comma; &lbrack;728&comma; 90&rsqb;&comma; &lbrack;468&comma; 60&rsqb;&comma; &lbrack;336&comma; 280&rsqb;&comma; 'fluid'&rsqb;&comma; 'andreilaslau&period;ro&lowbar;responsive&lowbar;1'&rpar;&semi;&NewLine;&NewLine; var mapping1 &equals; googletag&period;sizeMapping&lpar;&rpar;&NewLine; &period;addSize&lpar;&lbrack;980&comma; 0&rsqb;&comma; &lbrack;&lbrack;728&comma; 90&rsqb;&comma; &lbrack;468&comma; 60&rsqb;&comma; &lbrack;336&comma; 280&rsqb;&comma; &lbrack;300&comma; 250&rsqb;&comma; 'fluid'&rsqb;&rpar;&NewLine; &period;addSize&lpar;&lbrack;750&comma; 0&rsqb;&comma; &lbrack;&lbrack;728&comma; 90&rsqb;&comma; &lbrack;468&comma; 60&rsqb;&comma; &lbrack;336&comma; 280&rsqb;&comma; &lbrack;300&comma; 250&rsqb;&comma; 'fluid'&rsqb;&rpar;&NewLine; &period;addSize&lpar;&lbrack;320&comma; 0&rsqb;&comma; &lbrack;&lbrack;336&comma; 280&rsqb;&comma; &lbrack;320&comma; 50&rsqb;&comma; &lbrack;300&comma; 250&rsqb;&comma; 'fluid'&rsqb;&rpar;&NewLine; &period;build&lpar;&rpar;&semi;&NewLine;&NewLine; slot&period;defineSizeMapping&lpar;mapping1&rpar;&semi;&NewLine; slot&period;addService&lpar;googletag&period;pubads&lpar;&rpar;&rpar;&semi;&NewLine; googletag&period;enableServices&lpar;&rpar;&semi;&NewLine; googletag&period;display&lpar;'andreilaslau&period;ro&lowbar;responsive&lowbar;1'&rpar;&semi;&NewLine; &rcub;&rpar;&semi;&NewLine; <&sol;script>&NewLine;<&sol;div>&NewLine;&NewLine;<&sol;div>&NewLine;&NewLine;<p>Este o patologie foarte frecventa&comma; afectand pana la 50&percnt; din populatie&period; Este mai frecvent la femei si la persoanele in varsta&comma; dar poate sa apara la orice varsta&comma; atat la femei cat si la barbati&period;<&sol;p>&NewLine;<&excl;-- WP QUADS Content Ad Plugin v&period; 2&period;0&period;92 -->&NewLine;<div class&equals;"quads-location quads-ad68337 " id&equals;"quads-ad68337" style&equals;"float&colon;none&semi;text-align&colon;center&semi;padding&colon;0px 0 0px 0&semi;" data-lazydelay&equals;"3000">&NewLine;<div class&equals;"quads-ad-label quads-ad-label-new">Advertisement<&sol;div><&excl;-- responsive 2 -->&NewLine;<script async src&equals;"https&colon;&sol;&sol;securepubads&period;g&period;doubleclick&period;net&sol;tag&sol;js&sol;gpt&period;js"><&sol;script>&NewLine;<div id&equals;"andreilaslau&period;ro&lowbar;responsive&lowbar;2">&NewLine; <script>&NewLine; window&period;googletag &equals; window&period;googletag &vert;&vert; &lbrace; cmd&colon; &lbrack;&rsqb; &rcub;&semi;&NewLine; googletag&period;cmd&period;push&lpar;function&lpar;&rpar; &lbrace;&NewLine; var slot &equals; googletag&period;defineSlot&lpar;'&sol;23293390090&sol;andreilaslau&period;ro&sol;andreilaslau&period;ro&lowbar;responsive&lowbar;2'&comma; &lbrack;&lbrack;300&comma; 250&rsqb;&comma; &lbrack;320&comma; 50&rsqb;&comma; &lbrack;468&comma; 60&rsqb;&comma; &lbrack;336&comma; 280&rsqb;&comma; 'fluid'&rsqb;&comma; 'andreilaslau&period;ro&lowbar;responsive&lowbar;2'&rpar;&semi;&NewLine;&NewLine; var mapping2 &equals; googletag&period;sizeMapping&lpar;&rpar;&NewLine; &period;addSize&lpar;&lbrack;980&comma; 0&rsqb;&comma; &lbrack;&lbrack;468&comma; 60&rsqb;&comma; &lbrack;336&comma; 280&rsqb;&comma; &lbrack;300&comma; 250&rsqb;&comma; 'fluid'&rsqb;&rpar;&NewLine; &period;addSize&lpar;&lbrack;750&comma; 0&rsqb;&comma; &lbrack;&lbrack;468&comma; 60&rsqb;&comma; &lbrack;336&comma; 280&rsqb;&comma; &lbrack;300&comma; 250&rsqb;&comma; 'fluid'&rsqb;&rpar;&NewLine; &period;addSize&lpar;&lbrack;320&comma; 0&rsqb;&comma; &lbrack;&lbrack;336&comma; 280&rsqb;&comma; &lbrack;320&comma; 50&rsqb;&comma; &lbrack;300&comma; 250&rsqb;&comma; 'fluid'&rsqb;&rpar;&NewLine; &period;build&lpar;&rpar;&semi;&NewLine;&NewLine; slot&period;defineSizeMapping&lpar;mapping2&rpar;&semi;&NewLine; slot&period;addService&lpar;googletag&period;pubads&lpar;&rpar;&rpar;&semi;&NewLine; googletag&period;enableServices&lpar;&rpar;&semi;&NewLine; googletag&period;display&lpar;'andreilaslau&period;ro&lowbar;responsive&lowbar;2'&rpar;&semi;&NewLine; &rcub;&rpar;&semi;&NewLine; <&sol;script>&NewLine;<&sol;div>&NewLine;&NewLine;<&sol;div>&NewLine;&NewLine;<p>Majoritatea nodulilor tiroidieni sunt benigni&comma; adica nu sunt cancer &lpar;pana la 95&percnt;&rpar;&semi; rar pot reprezenta un cancer tiroidian &lpar;aproximativ 5&percnt;&rpar;&period; Nodulii benigni pot fi solizi&comma; chistici &lpar;adica plini cu lichid&rpar; sau micsti &lpar;cu continut solid si lichidian&rpar;&period;<&sol;p>&NewLine;<p>Cauzele aparitiei lor nu sunt cunoscute cu exactitate&comma; nu par sa fie transmisi genetic in familii&period;<&sol;p>&NewLine;<&excl;-- WP QUADS Content Ad Plugin v&period; 2&period;0&period;92 -->&NewLine;<div class&equals;"quads-location quads-ad68338 " id&equals;"quads-ad68338" style&equals;"float&colon;none&semi;text-align&colon;center&semi;padding&colon;0px 0 0px 0&semi;" data-lazydelay&equals;"3000">&NewLine;<div class&equals;"quads-ad-label quads-ad-label-new">Advertisement<&sol;div><&excl;-- responsive 3 -->&NewLine;<script async src&equals;"https&colon;&sol;&sol;securepubads&period;g&period;doubleclick&period;net&sol;tag&sol;js&sol;gpt&period;js"><&sol;script>&NewLine;<div id&equals;"andreilaslau&period;ro&lowbar;responsive&lowbar;3">&NewLine; <script>&NewLine; window&period;googletag &equals; window&period;googletag &vert;&vert; &lbrace; cmd&colon; &lbrack;&rsqb; &rcub;&semi;&NewLine; googletag&period;cmd&period;push&lpar;function&lpar;&rpar; &lbrace;&NewLine; var slot &equals; googletag&period;defineSlot&lpar;'&sol;23293390090&sol;andreilaslau&period;ro&sol;andreilaslau&period;ro&lowbar;responsive&lowbar;3'&comma; &lbrack;&lbrack;300&comma; 250&rsqb;&comma; &lbrack;320&comma; 50&rsqb;&comma; &lbrack;468&comma; 60&rsqb;&comma; &lbrack;336&comma; 280&rsqb;&comma; 'fluid'&rsqb;&comma; 'andreilaslau&period;ro&lowbar;responsive&lowbar;3'&rpar;&semi;&NewLine;&NewLine; var mapping3 &equals; googletag&period;sizeMapping&lpar;&rpar;&NewLine; &period;addSize&lpar;&lbrack;980&comma; 0&rsqb;&comma; &lbrack;&lbrack;468&comma; 60&rsqb;&comma; &lbrack;336&comma; 280&rsqb;&comma; &lbrack;300&comma; 250&rsqb;&comma; 'fluid'&rsqb;&rpar;&NewLine; &period;addSize&lpar;&lbrack;750&comma; 0&rsqb;&comma; &lbrack;&lbrack;468&comma; 60&rsqb;&comma; &lbrack;336&comma; 280&rsqb;&comma; &lbrack;300&comma; 250&rsqb;&comma; 'fluid'&rsqb;&rpar;&NewLine; &period;addSize&lpar;&lbrack;320&comma; 0&rsqb;&comma; &lbrack;&lbrack;336&comma; 280&rsqb;&comma; &lbrack;320&comma; 50&rsqb;&comma; &lbrack;300&comma; 250&rsqb;&comma; 'fluid'&rsqb;&rpar;&NewLine; &period;build&lpar;&rpar;&semi;&NewLine;&NewLine; slot&period;defineSizeMapping&lpar;mapping3&rpar;&semi;&NewLine; slot&period;addService&lpar;googletag&period;pubads&lpar;&rpar;&rpar;&semi;&NewLine; googletag&period;enableServices&lpar;&rpar;&semi;&NewLine; googletag&period;display&lpar;'andreilaslau&period;ro&lowbar;responsive&lowbar;3'&rpar;&semi;&NewLine; &rcub;&rpar;&semi;&NewLine; <&sol;script>&NewLine;<&sol;div>&NewLine;&NewLine;<&sol;div>&NewLine;&NewLine;<p>Este posibil ca hormonii estrogeni sa joace un rol in dezvoltarea lor&comma; avand in vedere ca sunt de 4 ori mai frecventi la femei fata de barbati &lpar;dar aceasta legatura nu a fost inca demonstrata cu certitudine&rpar;&period;<&sol;p><div class&equals;"amp-ad-wrapper amp&lowbar;ad&lowbar;1 ampforwp-incontent-custom-banner ampforwp-incontent-ad3"><amp-ad width&equals;"336" height&equals;"280" type&equals;"sulvo" data-ad&equals;"andreilaslau&period;ro&lowbar;amp&lowbar;display&lowbar;336x280" class&equals;"demand-supply"><&sol;amp-ad><&sol;div>&NewLine;<p>Un factor de risc bine cunoscut pentru aparitia nodulilor este iradierea la nivelul gatului &lpar;de exemplu tratament pentru leucemie&rpar; mai ales in copilarie sau expunerea la iod radioactiv &lpar;de exemplu dupa accidentul de la Cernobil a crescut dramatic numarul de cancere tiroidiene la copii expusi&rpar;&period;<&sol;p>&NewLine;<p>Ar putea fi implicati si unii factori de mediu lipsa de iod&comma; lipsa de seleniu&period;<&sol;p>&NewLine;<p>Cat de frecventi sunt nodulii tiroidieni&quest;<&sol;p>&NewLine;<p>Nodulii tiroidieni reprezinta o patologie comuna a glandei tiroide&comma; iar frecventa lor variaza in functie de metoda de explorare aleasa&period; Astfel&comma; prin palpare pot fi decelati la 4&percnt; &&num;8211&semi; 8&percnt; dintre adulti&comma; in timp ce prin evaluare ultrasonografica frecventa lor variaza intre 13&percnt; &&num;8211&semi; 67&percnt;<&sol;p>&NewLine;<p>La autopsie&comma; acestia au o prevalenta de aproximativ 50&percnt;&period;<&sol;p>&NewLine;<p>Frecventa nodulilor tiroidieni creste cu inaintarea in varsta&period; Exista variatii si in functie de sex&comma; femeile avand o prevalenta mai mare decat barbatii&period;<&sol;p>&NewLine;<p>Aceasta patologie starneste mult interes din perspectiva evaluarii mijloacelor de identificare&comma; intrucat descoperirea unei formatiuni nodulare&comma; indiferent de organul interesat&comma; ridica de fiecare data suspiciunea existentei unui cancer tiroidian&period;<&sol;p>&NewLine;<p>Simptome<&sol;p>&NewLine;<p>Nodulii tiroidieni sunt descoperiti intamplator la palpare sau in cursul unei ecografii&period; Uneori nodulii sunt mari si pot produce simptome prin compresia pe organele din vecinatate &lpar;pot aparea sufocare&comma; probleme la inghitire sau modificarea vocii&rpar;&period;<&sol;p>&NewLine;<p>Exista semna clinice care ridica suspiciunea de cancer tiroidian&comma; acestea fiind urmatoarele&colon;<br &sol;>&NewLine;&&num;8211&semi; nodul care creste brusc in dimensiuni<&sol;p>&NewLine;<p>&&num;8211&semi; nodul dur la palpare&comma; aderent la tesuturile din jur<&sol;p>&NewLine;<p>&&num;8211&semi; modificari de voce &lpar;raguseala&rpar;<&sol;p>&NewLine;<p>&&num;8211&semi; dificultati la inghitit<&sol;p>&NewLine;<p>De asemenea pacientii de sex masculin&comma; cei care au avut cancere de tiroida in familie&comma; cei care au fost iradiati in copilarie au un risc mai mare de cancer&period;<&sol;p>&NewLine;<p>Uneori pacientul poate prezenta durere acuta la nivelul gatului si aparitia unui nodul&period; Aceasta prezentare sugereaza hemoragie la nivelul unui nodul&period;<&sol;p>&NewLine;<p>Majoritatea nodulilor tiroidieni nu modifica functia tiroidei &lpar;hormonii tiroidieni pe care ii dozam din sange sunt in limite normale&rpar; dar unii noduli pot fi functionali adica sa produca hormon in exces&period; Cantitatea de hormon produsa este dependenta de volumul nodulului astfel incat un nodul poate produce hipertiroidism si simptome clinice atunci cand dimensiunea sa depaseste 3 cm&period;<&sol;p>&NewLine;<p>In general se considera ca nodulii functionali &lpar;care induc hipertiroidism&rpar; nu sunt cancerosi&period; In cazul acestor noduli pe langa prezenta unei umflaturi la nivelul gatului&comma; pacientul poate prezenta si palpitatii&comma; puls rapid si uneori neregulat&comma; insomnie&comma; nervozitate&comma; transpiratii excesive&comma; intoleranta la caldura&comma; scadere in greutate&comma; mai multe scaune pe zi&period;<&sol;p>&NewLine;<p>Metode de evaluare a nodulilor tiroidieni<&sol;p>&NewLine;<p>Evaluarea clinica<&sol;p>&NewLine;<p>Anamneza sau istoricul medical al pacientului&period; Informatiile care trebuie obtinute in urma anamnezei se refera la&colon; modificarea dimensiunilor nodulului&comma; expunerea la radiatii&comma; antecedente familiale sau personale de afectiuni tiroidiene&comma; voce ragusita&comma; dificultate la inghitit&comma; tuse&comma; sufocare sau respiratie cu dificultate&period;<&sol;p>&NewLine;<p>Expunerea glandei tiroide la radiatii ionizante este un important factor in patogeneza nodulilor tiroidieni&comma; riscul de malignitate al unui nodul palpabil intr-o tiroida expusa anterior la radiatii situandu-se intre 20&percnt; &&num;8211&semi; 50&percnt;&period;<&sol;p>&NewLine;<p>Examenul fizic trebuie sa se axeze pe aspectul nodulilor &&num;8211&semi; dimensiune&comma; consistenta si afectarea unor structuri adiacente &lpar;ganglionii laterocervicali&rpar;&period;<&sol;p>&NewLine;<p>Evaluarea paraclinica<&sol;p>&NewLine;<p>Teste de laborator<&sol;p>&NewLine;<p>Analizele de sange constau in dozarea TSH-ului si continua cu dozarea hormonilor si a anticorpilor tiroidieni in conditiile in care valorile TSH-ului sunt modificate&period; Dozarea tiroglobulinei nu este recomandata de rutina intrucat valorile ei pot fi modificate in multe afectiuni tiroidiene&period;<&sol;p>&NewLine;<p>Dozarea calcitoninei este utila pentru diagnosticarea carcinomului medular tiroidian&comma; in schimb nu poate fi utilizata ca test de screening&comma; datorita raportului de cost-eficienta&period; Este utila la pacientii cu antecedente sugestive de neoplazii endocrine multiple&period;<&sol;p>&NewLine;<p>Ecografia tiroidiana<&sol;p>&NewLine;<p>Din punct de vedere ecografic&comma; nodulii tiroidieni prezinta caracteristici care pot ridica sau infirma suspiciunea de malignitate&period; Recent&comma; E&period; Horvath si colaboratorii sai au reusit sa transpuna sistemul de raportare si de date a leziunilor sanului BI-RADS &lpar;Breast Imaging Reporting and Data System&rpar;&comma; conceput de Colegiul American de Radiologie in patologia tiroidiana TIRADS &lpar;Thyroid Imaging Reporting and Data System&rpar;&period;<&sol;p>&NewLine;<p>Nodulii au fost evaluati ultrasonografic si prin punctie biopsie identificandu-se urmatoarele categorii&colon;<&sol;p>&NewLine;<p>TIRADS 1&colon; glanda tiroida normala<&sol;p>&NewLine;<p>TIRADS 2&colon; conditii benigne &lpar;0&percnt; risc de malignitate&rpar;<&sol;p>&NewLine;<p>TIRADS 3&colon; probabil benigne &lpar;5&percnt; risc de malignitate&rpar;<&sol;p>&NewLine;<p>TIRADS 4&colon; noduli suspect &lpar;5- 80&percnt; risc de malignitate&rpar; cu subclasele 4a &lpar;maligna intre 5 si 10&percnt;&rpar; si 4b &lpar;maligna intre 10 si 80&percnt;&rpar;<&sol;p>&NewLine;<p>TIRADS 5&colon; probabil malign &lpar;risc de malignitate de 80&percnt;&rpar;<&sol;p>&NewLine;<p>TIRADS 6&colon; noduli tiroidieni maligni la biopsie &lpar;risc de malignitate 100 &percnt;&rpar;<&sol;p>&NewLine;<p>Ecografia Doppler color de inalta rezolutie aduce elemente suplimentare ce pledeaza pentru benignitate sau pentru malignitate&period; Ecografia&comma; alaturi de anamneza si examenul clinic&comma; permite preselectionarea bolnavilor la alte examene cu viza diagnostica&comma; cum ar fi scintigrafia &lpar;eventual cu taliu&rpar; si mai ales punctia tiroidiana cu ac subtire &lpar;ABC&rpar;&period;<&sol;p><div class&equals;"b03d97280e765d707d336f444dd9d428" data-index&equals;"5" style&equals;"float&colon; none&semi; margin&colon;0px 0 0px 0&semi; text-align&colon;center&semi;">&NewLine;<div data-type&equals;"&lowbar;mgwidget" data-widget-id&equals;"1671590"> &NewLine;<&sol;div> &NewLine;<script>&lpar;function&lpar;w&comma;q&rpar;&lbrace;w&lbrack;q&rsqb;&equals;w&lbrack;q&rsqb;&vert;&vert;&lbrack;&rsqb;&semi;w&lbrack;q&rsqb;&period;push&lpar;&lbrack;"&lowbar;mgc&period;load"&rsqb;&rpar;&rcub;&rpar;&lpar;window&comma;"&lowbar;mgq"&rpar;&semi; &NewLine;<&sol;script> &NewLine; &NewLine; &NewLine; <script id&equals;"&lowbar;vidverto-362eafc0ba2cb293c4d0e2c47c8d893c">&excl;function&lpar;v&comma;t&comma;o&rpar;&lbrace;var a&equals;t&period;createElement&lpar;"script"&rpar;&semi;a&period;src&equals;"https&colon;&sol;&sol;ad&period;vidverto&period;io&sol;vidverto&sol;js&sol;aries&sol;v1&sol;invocation&period;js"&comma;a&period;setAttribute&lpar;"fetchpriority"&comma;"high"&rpar;&semi;var r&equals;v&period;top&semi;r&period;document&period;head&period;appendChild&lpar;a&rpar;&comma;v&period;self&excl;&equals;&equals;v&period;top&&&lpar;v&period;frameElement&period;style&period;cssText&equals;"width&colon;0px&excl;important&semi;height&colon;0px&excl;important&semi;"&rpar;&comma;r&period;aries&equals;r&period;aries&vert;&vert;&lbrace;&rcub;&comma;r&period;aries&period;v1&equals;r&period;aries&period;v1&vert;&vert;&lbrace;commands&colon;&lbrack;&rsqb;&rcub;&semi;var c&equals;r&period;aries&period;v1&semi;c&period;commands&period;push&lpar;&lpar;function&lpar;&rpar;&lbrace;var d&equals;document&period;getElementById&lpar;"&lowbar;vidverto-362eafc0ba2cb293c4d0e2c47c8d893c"&rpar;&semi;d&period;setAttribute&lpar;"id"&comma;&lpar;d&period;getAttribute&lpar;"id"&rpar;&plus;&lpar;new Date&lpar;&rpar;&rpar;&period;getTime&lpar;&rpar;&rpar;&rpar;&semi;var t&equals;v&period;frameElement&vert;&vert;d&semi;c&period;mount&lpar;"10405"&comma;t&comma;&lbrace;width&colon;720&comma;height&colon;405&rcub;&rpar;&rcub;&rpar;&rpar;&rcub;&lpar;window&comma;document&rpar;&semi;<&sol;script>&NewLine;<&sol;div>&NewLine;&NewLine;<p>Punctia tiroidiana cu ac subtire ABC &lpar;FNA&rpar;<&sol;p>&NewLine;<p>Reprezinta standardul de aur de diagnostic clinic&comma; fiind o tehnica facila&comma; rapida&comma; sigura ce perminte chiar si investigarea leziunilor mai mici sub control ecografic&period; Acuratetea diagnosticului prin ABC este aproape de 98&percnt;&comma; cu rate de fals pozitive si fals negative sub 2&percnt;&period;<&sol;p><div class&equals;"amp-ad-wrapper amp&lowbar;ad&lowbar;1 ampforwp-incontent-custom-banner ampforwp-incontent-ad1"><amp-ad width&equals;"336" height&equals;"280" type&equals;"sulvo" data-ad&equals;"andreilaslau&period;ro&lowbar;amp&lowbar;display&lowbar;336x280" class&equals;"demand-supply"><&sol;amp-ad><&sol;div>&NewLine;<p>Cand este indicata biopsia&quest;<&sol;p>&NewLine;<p>American Thyroid Association recomanda evaluarea prin ABC a nodulilor de 1-1&period;5 cm ce ridica suspiciunea ecografica de malignitate sau a celui mai mare dintre noduli in conditiile in care nu exista caracteristici ecografice de malignitate&period;<&sol;p>&NewLine;<p>Multi ani s-a aplicat regula conform careia nodulii mai mici de 1 cm in diametru nu ar trebui biospiati deoarece majoritatea cancerelor papilare nu devin clinic aparente&comma; o simpla supraveghere a lor fiind suficienta&period;<&sol;p>&NewLine;<p>Ultimele consensuri atesta insa faptul ca la pacientii expusi la radiatii&comma; dimensiunile nodulului tiroidian sunt un parametru lipsit de importanta pentru riscul de malignitate si sugereaza ca toti nodulii&comma; inclusiv cei sub 10 mm&comma; ar trebui sa fie supusi unei punctii cu ac subtire pentru evaluare<&sol;p>&NewLine;<p>Scintigrafia<&sol;p>&NewLine;<p>Este un examen util&comma; care permite evaluarea structurii tesutului tiroidian si stabilirea naturii nodulilor tiroidieni&period;<&sol;p>&NewLine;<p>Elastografia<&sol;p>&NewLine;<p>Se evalueaza raportul duritate&sol;elasticitate in sensul de a diferentia leziunile maligne de cele benigne&comma; metoda avand o specificitate de 96&percnt; si o sensibilitate de 82&percnt;&period;<&sol;p>&NewLine;<p>Tratament &&num;8211&semi; Generalitati<&sol;p>&NewLine;<p>Tratamentul depinde de efectul produs de acesti noduli&period; Daca nodulul este benign si nu cauzeaza probleme&comma; acesta va fi supravegheat indeaproape fara a se utiliza altceva&period; Daca apar simptome pot fi necesare medicamentele sau interventia chirurgicala&period; Medicamentele antitiroidiene si iodul radioactiv pot trata nodulii care determina hipertiroidism&period;<&sol;p>&NewLine;<p>Interventia chirurgicala este necesara doar daca nodulul este atat de mare incat interfera cu respiratia sau deglutitia sau daca este malign&period; Dupa indepartarea chirurgicala a unui nodul malign ar putea fi necesara administrarea iodului radioactiv pentru a distruge orice tesut restant sau celule canceroase care creaza probleme&period; Daca este necesara tiroidectomia totala se vor administra hormoni tiroidieni pentru tot restul vietii&period;<&sol;p>&NewLine;<p>Tratament initial<&sol;p>&NewLine;<p>O data diagnosticat nodulul exista urmatoarele optiuni&colon;<&sol;p>&NewLine;<p>1&period; Observatia in cazul unui nodul necanceros&comma; care poate fi urmarit o data la 6 sau 12 luni&comma; pentru eventuala modificare a formei&semi; multi noduli nu-si modifica dimensiunea sau chiar diminua fara tratament&semi;<&sol;p>&NewLine;<p>2&period; Biopsia tiroidiana&colon; medicul poate extrage lichid&comma; cu un ac&comma; dintr-un nodul chistic&semi; uneori dupa astfel de drenaj nodulii chistici pot sa dispara&comma; dar majoritatea se refac&semi;<&sol;p>&NewLine;<p>3&period; Tiroidectomia&comma; care nu este necesara mereu&semi; interventia chirurgicala este necesara daca&colon;<&sol;p>&NewLine;<p>&&num;8211&semi; nodulul pare sau chiar este canceros&semi;<&sol;p>&NewLine;<p>&&num;8211&semi; datorita dimensiunii interfera cu respiratia sau deglutitia&semi;<&sol;p>&NewLine;<p>&&num;8211&semi; nodulul chistic se reface dupa drenaj&semi;<&sol;p>&NewLine;<p>4&period; Terapia de supresie a hormonului tiroidostimulant este utilizata pentru a micsora un nodul daca&colon;<br &sol;>&NewLine;&&num;8211&semi; nodulul este benign&semi;<&sol;p>&NewLine;<p>&&num;8211&semi; nodulul pare sau chiar este canceros&comma; dar pacientul nu poate suporta interventia chirurgicala&semi;<&sol;p>&NewLine;<p>5&period; Iodul radioactiv poate fi utilizat in distrugerea tesutului tiroidian daca&colon;<&sol;p>&NewLine;<p>&&num;8211&semi; nodulul este benign dar produce exces de hormoni&comma; cauzand hipertiroidism&semi; daca aceasta situatie apare in timpul sarcinii&comma; tratamentul cu iod radioactiv nu este indicat&comma; fiind recomandata in schimb operatia&semi;<&sol;p>&NewLine;<p>&&num;8211&semi; este prezenta gusa multinodulara si nu se poate efectua interventia chirurgicala datorita altor patologii&semi;<&sol;p>&NewLine;<p>iodul radioactiv micsoreaza nodulii care interfera cu respiratia sau deglutitia&comma; totusi acestia se pot reface dupa incheierea terapiei&period;<&sol;p>&NewLine;<p>Tratament de intretinere<&sol;p>&NewLine;<p>In cazul prezentei nodulilor tiroidieni este necesar sa&colon;<&sol;p>&NewLine;<p>&&num;8211&semi; urmati terapia hormonala prescrisa de specialist&comma; la aceeasi ora in fiecare zi si fara a omite nici o administrare&semi;<&sol;p>&NewLine;<p>&&num;8211&semi; consultati medicul specialist daca apar simptome de hipertiroidism&comma; ca nervozitatea&comma; tahicardia&comma; transpiratiile mai abundente si scaderea in greutate&semi; uneori hipertiroidismul apare in cursul administrarii hormonilor tiroidieni sau cand un nodul produce exces de hormoni tiroidieni&semi;<&sol;p>&NewLine;<p>&&num;8211&semi; consultati medicul specialist in cazul prezentei simptomelor de hipotiroidism&comma; ca oboseala&comma; senzatia de frig nemotivata si cresterea in greutate&semi; hipotiroidismul poate apare dupa tratamentul cu iod radioactiv sau postoperator&semi;<&sol;p>&NewLine;<p>&&num;8211&semi; programati controale regulate la specialist&semi; chiar si nodulii benigni trebuie examinati de medic&period;<br &sol;>&NewLine;Tratament in cazul agravarii bolii<&sol;p>&NewLine;<p>Indiferent de schema terapeutica aleasa&colon;<&sol;p>&NewLine;<p>&&num;8211&semi; tratamentul hormonal se administreaza in fiecare zi la aceeasi ora&semi;<&sol;p>&NewLine;<p>&&num;8211&semi; se urmaresc eventualele simptome de hipertiroidism&comma; ca nervozitatea&comma; tahicardia si palpitatiile&comma; transpiratiile abundente si scaderea in greutate&semi; un nodul benign poate produce exces de hormoni tiroidieni cauzand hipertiroidism&comma; la fel ca si medicatia hormonala&semi;<&sol;p>&NewLine;<p>&&num;8211&semi; se vor urmari simptomele de hipotirodism&comma; ca oboseala&comma; sensibilitatea la frig si cresterea in greutate&period;<&sol;p>&NewLine;<p>Se va anunta specialistul la aparitia acestor simptome&comma; care poate fi date de iodul radioactiv sau de interventia chirurgicala&period;<&sol;p>&NewLine;<p>Daca nu apar modificari la nivelul nodulului acesta poate fi mentinut sub observatie&period; Daca se modifica dimensiunea sau apar alte schimbari&comma; poate fi indicata o alta biopsie&comma; testarea hormonului tiroidostimulant sau efectuarea interventiei de excizie a nodulului &lpar;tiroidectomie&rpar;&period;<&sol;p>&NewLine;<p>Daca este necesara indepartarea partiala sau totala a glandei tiroide se va utiliza iodul radioactiv pentru a distruge orice tesut restant&period; Specialistul ar putea recomanda si terapia de supresie a hormonului tiroidostimulant pentru a preveni recurenta nodulilor tiroidieni sau cresterea altor celule canceroase&period;<&sol;p>&NewLine;<p>Surse&colon; <a href&equals;"http&colon;&sol;&sol;www&period;sfatulmedicului&period;ro&sol;Afectiunile-tiroidei&sol;nodulii-tiroidieni&lowbar;880">www&period;sfatulmedicului&period;ro<&sol;a><&sol;p>&NewLine;<p><a href&equals;"https&colon;&sol;&sol;www&period;reginamaria&period;ro&sol;articole-medicale&sol;nodulii-tiroidieni">www&period;reginamaria&period;ro<&sol;a><&sol;p>&NewLine;<p><a href&equals;"http&colon;&sol;&sol;www&period;csid&period;ro&sol;boli-afectiuni&sol;endocrinologie&sol;neoplasmele-tiroidiene-nodulii-tiroidieni-12800316&sol;">www&period;csid&period;ro<&sol;a><&sol;p>&NewLine;<div class&equals;"b03d97280e765d707d336f444dd9d428" data-index&equals;"3" style&equals;"float&colon; none&semi; margin&colon;0px 0 0px 0&semi; text-align&colon;center&semi;">&NewLine;<div data-type&equals;"&lowbar;mgwidget" data-widget-id&equals;"1603935"> &NewLine;<&sol;div> &NewLine;<script>&lpar;function&lpar;w&comma;q&rpar;&lbrace;w&lbrack;q&rsqb;&equals;w&lbrack;q&rsqb;&vert;&vert;&lbrack;&rsqb;&semi;w&lbrack;q&rsqb;&period;push&lpar;&lbrack;"&lowbar;mgc&period;load"&rsqb;&rpar;&rcub;&rpar;&lpar;window&comma;"&lowbar;mgq"&rpar;&semi; &NewLine;<&sol;script> &NewLine;&NewLine;<&sol;div>&NewLine;&NewLine;<div style&equals;"font-size&colon; 0px&semi; height&colon; 0px&semi; line-height&colon; 0px&semi; margin&colon; 0&semi; padding&colon; 0&semi; clear&colon; both&semi;"><&sol;div><&sol;p>&NewLine;

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