{"id":7685,"date":"2021-05-17T11:44:03","date_gmt":"2021-05-17T10:44:03","guid":{"rendered":"https:\/\/euromedic.rs\/pregledi\/specijalisticki-pregledi\/reumatologija\/reumatoidni-artritis-copy\/"},"modified":"2021-05-19T09:12:03","modified_gmt":"2021-05-19T08:12:03","slug":"neuroendokrini-tumori-net","status":"publish","type":"post","link":"https:\/\/euromedic.rs\/pregledi\/specijalisticki-pregledi\/endokrinologija\/neuroendokrini-tumori-net\/","title":{"rendered":"Neuroendokrini tumori (NET)"},"content":{"rendered":"<p><strong>\u201cKada \u010dujete galopiranje, nemojte misliti samo na konje&#8230;pomislite i na zebru&#8230;<br \/>\n&#8230;zebre su retke i neobi\u010dne&#8230;kao i NET\u201c<\/strong><br \/>\nNeuroendokrine \u0107elije su prisutne u svim organskim sistemima i uti\u010du na funkciju prakti\u010dno svih organa. Pod uticajem signala koje dobijaju iz drugih \u0107elija, osloba\u0111aju u krvotok razli\u010dite hormone i druge supstance, koji dejstvom na druge \u0107elije omogu\u0107avaju normalne funkcije organizma. Kada do\u0111e do nekontrolisanog rasta neuroendokrinih \u0107elija, nastaju neuroendokrini tumori (NET). Ba\u0161 zbog toga \u0161to se neuroendokrine \u0107elije nalaze u razli\u010ditim organima, i NET se mogu razviti u prakti\u010dno bilo kom organu. Kao i kod drugih tumora, postoje benigni (dobro\u0107udni) i maligni (zlo\u0107udni) NET. Me\u0111utim, ono \u0161to ih razlikuje od drugih, jeste mogu\u0107nost da se maligni NET du\u017ei vremenski period pona\u0161a kao benigni tumor-sporo raste pa i bolest sporo napreduje i pored pro\u0161irenosti tumora na druge organe (metastaze). Tako na primer, kod \u201eobi\u010dnog\u201c karcinoma istovremeno se \u010desto i 100% malignih \u0107elija istovremeno aktivno umno\u017eava i raste, pa bolest brzo napreduje (brzi rast tumora i metastaze). Me\u0111utim, kod NET iste lokalizacije se mo\u017ee desiti da se manje od 5% \u0107elija istovremeno umno\u017eava i raste, pa tako bolest zna\u010dajno sporije napreduje. Zbog ovakvog pona\u0161anja su se NET ranije nazivali karcinoidnim tumorima, (\u201ekarcinomu sli\u010dan tumor\u201c), \u010dime se \u017eelelo naglasiti da iako sporo rastu, ovi tumori mogu dati metastaze kao i drugi, \u201eobi\u010dni\u201c karcinomi. Nove terapije su omogu\u0107ile da pacijenti sa ovakvom vrstom NET mogu i pored razvijene metastatske bolesti \u017eiveti kvalitetnim \u017eivotom i vi\u0161e od 5-10 godina, a postoje i pacijenti sa du\u017eim pre\u017eivljavanjem.   Na \u017ealost, postoje i NET koji su vrlo agresivni i pona\u0161aju se kao \u201eobi\u010dni\u201c, brzo napreduju\u0107i karcinomi.<br \/>\nNET se javljaju podjednako i kod \u017eena i kod mu\u0161karaca. Naj\u010de\u0161\u0107e lokalizacije NET su: plu\u0107a, pankreas, tanko i debelo crevo, ali se mogu na\u0107i u prakti\u010dno svakom organskom sistemu i to izme\u0111u ostalog i u : nadbubre\u017enim \u017elezdama, \u0161titastoj \u017elezdi, hipofizi, jajnicima, testisima, slepom crevu i ko\u017ei.<br \/>\nSimptomatologija NET je razli\u010dita kod svakog pacijenta. \u010cesto se radi o \u201etihim\u201c tumorima, \u010dije se prisustvo otkrije slu\u010dajno, nakon sprovo\u0111enja neke dijagnosti\u010dke procedure (ultrazvuk, skener, magnetna rezonanca) iz drugih razloga. Mogu da postoje op\u0161ti, nespecifi\u010dni simptomi zajedni\u010dki i za druge, \u201euobi\u010dajene\u201c tumore kao \u0161to su: neobja\u0161njivi gubitak telesne te\u017eine, malaksalost, bol u trbuhu, zatvor, prisustvo krvi u ispljuvku ili stolici, \u017euta prebojenost ko\u017ee, visoke vrednosti \u0161e\u0107era u krvi. Postoje i NET koji su \u201efunkcionalni\u201c. Takvi tumori proizvode razli\u010dite hormone i supstance koje mogu dovesti do simptoma kao \u0161to su: uporna dijareja, napadi crvenila u licu i gu\u0161enja, skokovi krvnog pritiska, hipoglikemija (pad \u0161e\u0107era u krvi sa simptomima u vidu drhtavice, preznojavanja, nesvestice), pojava vi\u0161e \u010direva u \u017eelucu i dvanaestopala\u010dnom crevu.<br \/>\nZbog toga \u0161to je ve\u0107ina navedenih simptoma nespecifi\u010dna, obi\u010dno se po\u010detku najpre misli na postojanje nekih drugih, \u010de\u0161\u0107ih bolesti (sindrom iritabilnog kolona, \u010dir na \u017eelucu ili dvanaestopala\u010dnom crevu, gastritis, hroni\u010dna inflamatorna bolest creva, astma, upala plu\u0107a, dijabetes melitus, hipertenzija). Obzirom da su NET \u010desto u po\u010detku vrlo male veli\u010dine (nekada manji i od 1cm), \u010desto je potrebno uraditi veliki broj razli\u010ditih snimanja (ultrazvuk, skener, magnetna rezonanca, gastroskopija, kolonoskopija, bronhoskopija) i testova (analiza hormona i tumorskih markera u krvi i urinu) da bi se postavila dijagnoza. Iz istog razloga se dijagnoza nekada postavi i vi\u0161e godina nakon pojave simptoma. Ne postoji jedinistvena dijagnosti\u010dka procedura kojom se tumor mo\u017ee otkriti i potebno je da se za svakog pacijenta ponaosob napravi plan dijagnostike u zavisnosti od simptoma i rezultata. Nakon otkrivanja lokalizacije tumora, obi\u010dno se sprovodi biopsija radi definitivnog postavljanja dijagnoze i daljeg plana le\u010denja.<br \/>\nUkoliko se otkriju na vreme (pre nego \u0161to bolest uznapreduje), NET se mogu izle\u010diti operacijom. Me\u0111utim, zbog same prirode bolesti, ve\u0107ina NET se otkrije tek kada se bolest pro\u0161iri na druge organe (metastaze). I u tom slu\u010daju je mogu\u0107e iskontrolisati tumorski rast i usporiti tok bolesti primenom razli\u010ditih terapija (hormonska i biolo\u0161ka terapija, hemioterapija, radioterapija). Ove terapije mogu da omogu\u0107e da pacijenti du\u017ei vremenski period nemaju simptome bolesti i \u017eive kvalitetnim \u017eivotom. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u201cKada \u010dujete galopiranje, nemojte misliti samo na konje&#8230;pomislite i na zebru&#8230; &#8230;zebre su retke i&#8230;<\/p>\n","protected":false},"author":1,"featured_media":7600,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[478],"tags":[],"class_list":["post-7685","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-endokrinologija"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Neuroendokrini tumori (NET) - Dijagnostika i le\u010denje u Euromediku<\/title>\n<meta name=\"description\" content=\"Neuroendokrine \u0107elije su prisutne u svim organskim sistemima i uti\u010du na funkciju prakti\u010dno svih organa...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/euromedic.rs\/pregledi\/specijalisticki-pregledi\/endokrinologija\/neuroendokrini-tumori-net\/\" \/>\n<meta property=\"og:locale\" content=\"sr_RS\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Neuroendokrini tumori (NET) - 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