{"id":50066,"date":"2026-07-24T09:13:19","date_gmt":"2026-07-24T09:13:19","guid":{"rendered":"https:\/\/stagvape.com\/can-vaping-cause-throat-cancer"},"modified":"2026-07-24T11:38:28","modified_gmt":"2026-07-24T11:38:28","slug":"can-vaping-cause-throat-cancer","status":"publish","type":"post","link":"https:\/\/stagvape.com\/cs\/vape-pruvodce\/can-vaping-cause-throat-cancer","title":{"rendered":"M\u016f\u017ee vaping zp\u016fsobit rakovinu hrdla \/ \u00fastn\u00ed dutiny? Co \u0159\u00edk\u00e1 v\u011bda"},"content":{"rendered":"\n

Ve ve\u0159ejn\u00fdch debat\u00e1ch o elektronick\u00fdch cigaret\u00e1ch se \u010dasto mluv\u00ed hlavn\u011b o sni\u017eov\u00e1n\u00ed \u0161kod, p\u0159esto p\u0159etrv\u00e1v\u00e1 kl\u00ed\u010dov\u00e1 ot\u00e1zka: m\u016f\u017ee vaping zp\u016fsobit rakovinu hrdla nebo \u00fastn\u00ed dutiny? Proto\u017ee miliony dosp\u011bl\u00fdch ku\u0159\u00e1k\u016f hledaj\u00ed alternativy ke klasick\u00e9mu tab\u00e1ku, je z\u00e1sadn\u00ed pochopit biologick\u00fd dopad vdechov\u00e1n\u00ed aerosolizovan\u00fdch l\u00e1tek.<\/p>\n\n

Neexistuje jednozna\u010dn\u00e1 odpov\u011b\u010f ano\/ne kv\u016fli relativn\u011b kr\u00e1tk\u00e9 historii e-cigaret, ale sou\u010dasn\u00e1 data ukazuj\u00ed jasn\u00fd rozd\u00edl mezi absolutn\u00edmi riziky vapingu a jeho relativn\u011b vy\u0161\u0161\u00ed bezpe\u010dnost\u00ed ve srovn\u00e1n\u00ed s tab\u00e1kem spalovan\u00fdm v cigaret\u00e1ch. Tato p\u0159\u00edru\u010dka analyzuje nejnov\u011bj\u0161\u00ed v\u011bdeck\u00fd konsenzus, data z klinick\u00fdch studi\u00ed a toxikologick\u00fd v\u00fdzkum t\u00fdkaj\u00edc\u00ed se vapingu a n\u00e1dor\u016f horn\u00edch cest d\u00fdchac\u00edch a tr\u00e1vic\u00edch.<\/p>\n\n

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Vaping vs. spalovan\u00e9 kou\u0159en\u00ed: Chemick\u00e9 rozd\u00edly<\/h2>\n\n

Aby bylo mo\u017en\u00e9 vyhodnotit riziko rakoviny hrdla a \u00fastn\u00ed dutiny, je d\u016fle\u017eit\u00e9 rozli\u0161it, jak vapingov\u00e9 produkty a klasick\u00e9 cigarety dod\u00e1vaj\u00ed nikotin. Rakoviny \u00fastn\u00ed dutiny a hrdla \u2013 spole\u010dn\u011b ozna\u010dovan\u00e9 jako n\u00e1dory horn\u00edch cest d\u00fdchac\u00edch a tr\u00e1vic\u00edch \u2013 postihuj\u00ed \u00fasta, jazyk, hltan a hrtan. Tyto rakoviny obvykle vznikaj\u00ed, kdy\u017e dojde k po\u0161kozen\u00ed DNA v bu\u0148k\u00e1ch vyst\u00fdlaj\u00edc\u00edch tyto tk\u00e1n\u011b, co\u017e spust\u00ed nekontrolovan\u00fd r\u016fst.<\/p>\n\n

Tab\u00e1kov\u00fd kou\u0159 z\u016fst\u00e1v\u00e1 hlavn\u00edm spou\u0161t\u011b\u010dem t\u011bchto n\u00e1dor\u016f. Podle\u00a0Michigan Medicine<\/a> jsou ku\u0159\u00e1ci \u0161est a\u017e desetkr\u00e1t \u010dast\u011bji posti\u017eeni rakovinou \u00fastn\u00ed dutiny ne\u017e neku\u0159\u00e1ci. Spalov\u00e1n\u00ed je z\u00e1kladn\u00ed p\u0159\u00ed\u010dinou tohoto rizika. Spalov\u00e1n\u00ed tab\u00e1ku uvol\u0148uje v\u00edce ne\u017e 7 000 chemick\u00fdch l\u00e1tek<\/a>, v\u010detn\u011b alespo\u0148 70 zn\u00e1m\u00fdch karcinogen\u016f, jako je dehet, benzen, formaldehyd a t\u011b\u017ek\u00e9 kovy. Tyto l\u00e1tky se p\u0159\u00edmo usazuj\u00ed v hrdle a na hlasivk\u00e1ch, spou\u0161t\u011bj\u00ed chronick\u00fd z\u00e1n\u011bt a genetick\u00e9 mutace.<\/p>\n\n

Elektronick\u00e9 cigarety zcela eliminuj\u00ed spalov\u00e1n\u00ed. M\u00edsto spalov\u00e1n\u00ed tab\u00e1ku zah\u0159\u00edvaj\u00ed e-liquid \u2013 typicky propylenglykol (PG), rostlinn\u00fd glycerin (VG)<\/a>, aromatick\u00e9 p\u0159\u00edsady a nikotin \u2013 tak, aby vznikl aerosol<\/a>. D\u00edky tomu aerosol z e-cigaret neobsahuje dehet a oxid uhelnat\u00fd, kter\u00e9 zp\u016fsobuj\u00ed drtivou v\u011bt\u0161inu respira\u010dn\u00edch onemocn\u011bn\u00ed u ku\u0159\u00e1k\u016f. Absence spalov\u00e1n\u00ed sni\u017euje chemickou komplexitu. C\u00edlen\u00e9 toxikologick\u00e9 anal\u00fdzy ukazuj\u00ed, \u017ee aerosoly z e-cigaret obvykle obsahuj\u00ed m\u00e9n\u011b ne\u017e sto slou\u010denin, zat\u00edmco tab\u00e1kov\u00fd kou\u0159 jich obsahuje tis\u00edce.<\/p>\n\n

Vlastnost<\/th>Spalovan\u00e9 cigarety (kou\u0159en\u00ed)<\/th>Elektronick\u00e9 cigarety (vaping)<\/th><\/tr><\/thead>
Hlavn\u00ed mechanismus<\/strong><\/td>Spalov\u00e1n\u00ed (spalov\u00e1n\u00ed tab\u00e1ku p\u0159i vysok\u00fdch teplot\u00e1ch)<\/td>Zah\u0159\u00edv\u00e1n\u00ed (vypa\u0159ov\u00e1n\u00ed e-liquidu p\u0159i ni\u017e\u0161\u00edch teplot\u00e1ch)<\/td><\/tr>
Chemick\u00e1 komplexita<\/strong><\/td>V\u00edce ne\u017e 5 000 chemick\u00fdch l\u00e1tek uvoln\u011bn\u00fdch do prost\u0159ed\u00ed<\/td>Obvykle m\u00e9n\u011b ne\u017e 100 detekovan\u00fdch slou\u010denin<\/td><\/tr>
Zn\u00e1m\u00e9 karcinogeny<\/strong><\/td>Nejm\u00e9n\u011b 70 identifikovan\u00fdch (dehet, benzen, arsen, atd.)<\/td>Stopov\u00e1 mno\u017estv\u00ed vybran\u00fdch aldehyd\u016f a t\u011b\u017ek\u00fdch kov\u016f<\/td><\/tr>
Oxid uhelnat\u00fd & dehet<\/strong><\/td>P\u0159\u00edtomn\u00e9 ve vysok\u00fdch, toxick\u00fdch koncentrac\u00edch<\/td>Nep\u0159\u00edtomn\u00e9<\/td><\/tr><\/tbody><\/table><\/figure>\n\n

Co \u0159\u00edkaj\u00ed klinick\u00e9 d\u016fkazy o vapingu a rakovin\u011b hrdla<\/h2>\n\n

Podle\u00a0Cancer Research UK<\/a> v sou\u010dasnosti neexistuj\u00ed dobr\u00e9 d\u016fkazy<\/strong>, \u017ee vaping zp\u016fsobuje rakovinu. Rozs\u00e1hl\u00e9 sledov\u00e1n\u00ed lid\u00ed a systematick\u00e9 zdravotn\u00ed p\u0159ehledy nedok\u00e1zaly prok\u00e1zat p\u0159\u00edmou p\u0159\u00ed\u010dinnou souvislost mezi v\u00fdhradn\u00edm pou\u017e\u00edv\u00e1n\u00edm e-cigaret a rakovinou hrdla, hrtanu nebo hltanu.<\/p>\n\n

V\u011bdci v\u0161ak vyz\u00fdvaj\u00ed k opatrnosti kv\u016fli dv\u011bma z\u00e1sadn\u00edm faktor\u016fm:<\/p>\n\n

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  1. Doba latence rakoviny:<\/strong> Rakoviny hrdla a \u00fastn\u00ed dutiny pat\u0159\u00ed mezi pomalu se rozv\u00edjej\u00edc\u00ed onemocn\u011bn\u00ed, kter\u00e1 se obvykle projev\u00ed a\u017e po n\u011bkolika dek\u00e1d\u00e1ch expozice, nej\u010dast\u011bji jsou diagnostikov\u00e1ny u osob star\u0161\u00edch 55 let. Proto\u017ee modern\u00ed komer\u010dn\u00ed vapy jsou \u0161iroce dostupn\u00e9 teprve od poloviny 2000. let, dosud neexistuj\u00ed dlouhodob\u00e9 epidemiologick\u00e9 soubory sleduj\u00edc\u00ed v\u00fdhradn\u00ed u\u017eivatele vapovac\u00edch produkt\u016f po 30 nebo 40 let.<\/li>\n\n\n\n
  2. Historick\u00e9 faktory z kou\u0159en\u00ed:<\/strong> V\u011bt\u0161ina dosp\u011bl\u00fdch u\u017eivatel\u016f e-cigaret jsou b\u00fdval\u00ed nebo sou\u010dasn\u00ed ku\u0159\u00e1ci. To v\u00fdrazn\u011b zt\u011b\u017euje izolaci nez\u00e1visl\u00e9ho rizika rakoviny z vapingu, proto\u017ee jak\u00e1koli diagn\u00f3za m\u016f\u017ee pramenit z expozice rakovinotvorn\u00fdm l\u00e1tk\u00e1m obsa\u017een\u00fdm v historick\u00e9m tab\u00e1kov\u00e9m kou\u0159i.<\/li>\n<\/ol>\n\n

    A\u00a0recenze z roku 2020<\/a> uv\u00e1d\u00ed podobn\u00e9 z\u00e1v\u011bry specifick\u00e9 pro n\u00e1dory hlavy a krku, kter\u00e9 zahrnuj\u00ed i rakovinu hrdla. Auto\u0159i recenze uv\u00e1d\u011bj\u00ed, \u017ee sou\u010dasn\u00e9 d\u016fkazy sm\u011b\u0159uj\u00ed k ni\u017e\u0161\u00edmu riziku vzniku dla\u017edicobun\u011b\u010dn\u00e9ho karcinomu hlavy a krku u lid\u00ed, kte\u0159\u00ed vapeuj\u00ed, ve srovn\u00e1n\u00ed s lidmi, kte\u0159\u00ed kou\u0159\u00ed cigarety, ale e-cigarety by se nem\u011bly pova\u017eovat za zcela ne\u0161kodn\u00e9.<\/p>\n\n

    D\u00e1ta z biomarker\u016f: d\u016fkaz sn\u00ed\u017een\u00ed expozice<\/h2>\n\n

    A\u010dkoli se dlouhodob\u00e9 statistiky o rakovin\u011b st\u00e1le vyv\u00edjej\u00ed, v\u011bdci dok\u00e1\u017eou m\u011b\u0159it okam\u017eit\u00e9 riziko prost\u0159ednictv\u00edm biomarker\u016f expozice v lidsk\u00e9m t\u011ble. Systematick\u00fd p\u0159ehled v\u00a0Tobacco Induced Diseases<\/a> shrom\u00e1\u017edil data z klinick\u00fdch studi\u00ed porovn\u00e1vaj\u00edc\u00edch ku\u0159\u00e1ky, vapery a abstinenty. Tato metaanal\u00fdza randomizovan\u00fdch kontrolovan\u00fdch studi\u00ed prok\u00e1zala, \u017ee p\u0159echod v\u00fdhradn\u011b na e-cigarety sni\u017euje expozici karcinogen\u016fm.<\/p>\n\n

    Konkr\u00e9tn\u011b hladiny NNAL v mo\u010di (karcinogenn\u00ed tab\u00e1kov\u011b specifick\u00fd nitrosamin) klesly o 67,8 % u osob, kter\u00e9 p\u0159e\u0161ly na vaping, zat\u00edmco hladiny NNN (spojen\u00e9 s rakovinou \u00fastn\u00ed dutiny a j\u00edcnu) klesly o 76,5 %. Tyto poklesy se velmi bl\u00ed\u017e\u00ed hodnot\u00e1m pozorovan\u00fdm u lid\u00ed, kte\u0159\u00ed p\u0159estanou pou\u017e\u00edvat nikotinov\u00e9 produkty \u00fapln\u011b. Tato biochemick\u00e1 data ukazuj\u00ed, \u017ee p\u0159echod na vaping v\u00fdrazn\u011b sni\u017euje vdechov\u00e1n\u00ed l\u00e1tek zn\u00e1m\u00fdch t\u00edm, \u017ee po\u0161kozuj\u00ed tk\u00e1n\u011b hrdla a \u00fastn\u00ed dutiny.<\/p>\n\n

    Laboratorn\u00ed zji\u0161t\u011bn\u00ed vs. dopady u lid\u00ed<\/h2>\n\n

    N\u011bkter\u00e9 nov\u011bj\u0161\u00ed laboratorn\u00ed a zv\u00ed\u0159ec\u00ed studie uv\u00e1d\u011bj\u00ed, \u017ee kdy\u017e se vystav\u00ed bu\u0148ky v \u00fastech p\u016fsoben\u00ed p\u00e1ry z e-cigaret, m\u016f\u017ee to zp\u016fsobit p\u0159eru\u0161en\u00ed \u0159et\u011bzc\u016f DNA a oxida\u010dn\u00ed stres, co\u017e vedlo \u010d\u00e1st odborn\u00edk\u016f k domn\u011bnce o mo\u017en\u00e9m riziku rakoviny. Nap\u0159\u00edklad systematick\u00fd p\u0159ehled z roku 2022<\/a> zjistil, \u017ee e-cigarety maj\u00ed v laboratorn\u00edch podm\u00ednk\u00e1ch nep\u0159\u00edzniv\u00e9 \u00fa\u010dinky na bu\u0148ky v oblasti hlavy, krku a v \u00fastech, v\u010detn\u011b cytotoxicity, oxida\u010dn\u00edho stresu a po\u0161kozen\u00ed DNA.<\/p>\n\n

    Nav\u00edc\u00a0v\u00fdzkum z roku 2024<\/a> nazna\u010duje, \u017ee chemick\u00e9 l\u00e1tky, kter\u00e9 \u010dlov\u011bk p\u0159i vapingu vdechuje, mohou v\u00e9st k p\u0159\u00edznak\u016fm v \u00fastech, jako je podr\u00e1\u017ed\u011bn\u00ed, bolest, sucho v \u00fastech a v\u0159\u00eddky.\u00a0V\u00fdzkum z roku 2023<\/a> tak\u00e9 nazna\u010duje, \u017ee n\u011bkter\u00e9 slo\u017eky vdechovan\u00e9 p\u0159i vapov\u00e1n\u00ed, jako je zah\u0159\u00e1t\u00fd propylenglykol, N\u2019-nitrosonornikotin a thiokyanatany, jsou karcinogenn\u00ed a mohou p\u0159edstavovat rizikov\u00fd faktor pro vznik rakoviny \u00fastn\u00ed dutiny. Dal\u0161\u00ed studie z roku 2023 uv\u00e1d\u00ed, \u017ee riziko po\u0161kozen\u00ed ur\u010dit\u00fdch gen\u016f, kter\u00e9 mohou v\u00e9st k rakovin\u011b \u00fastn\u00ed dutiny, je\u00a0v\u00edce ne\u017e dvakr\u00e1t<\/a> vy\u0161\u0161\u00ed u osoby, kter\u00e1 vapeuje, zat\u00edmco\u00a0jin\u00fd v\u00fdzkum z roku 2023<\/a> nazna\u010duje, \u017ee rozmanitost p\u0159\u00edchut\u00ed dostupn\u00fdch pro vaping m\u016f\u017ee v\u00e9st k dlouhodob\u00e9mu pou\u017e\u00edv\u00e1n\u00ed e-cigaret, \u010d\u00edm\u017e se zvy\u0161uje potenci\u00e1ln\u00ed expozice.<\/p>\n\n

    Odborn\u00edci z oblasti ve\u0159ejn\u00e9ho zdrav\u00ed v\u0161ak doporu\u010duj\u00ed nep\u0159ev\u00e1d\u011bt tyto laboratorn\u00ed v\u00fdsledky p\u0159\u00edmo do p\u0159edpov\u011bd\u00ed o dopadech na lidsk\u00e9 zdrav\u00ed. Dr. Damon Vidrine, p\u0159edseda Katedry Health Outcomes and Behavior na\u00a0Moffitt Cancer Center<\/a>, upozor\u0148uje, \u017ee z\u00e1n\u011bt bun\u011bk nebo po\u0161kozen\u00ed DNA v Petriho misce je standardn\u00ed reakce na stres.<\/p>\n\n

    \u201eNejasn\u00e9 z\u016fst\u00e1v\u00e1, jak nebo zda se tyto zm\u011bny prom\u00edtnou do v\u00fdznamn\u00fdch dopad\u016f na lidsk\u00e9 zdrav\u00ed, zejm\u00e9na do rizika rakoviny,\u201c \u0159\u00edk\u00e1 Vidrine a dod\u00e1v\u00e1, \u017ee ozna\u010dovat tyto laboratorn\u00ed pozorovan\u00e9 jevy jako jednozna\u010dn\u00e9 sign\u00e1ly p\u0159edrakovinn\u00e9ho stavu je p\u0159\u00edli\u0161 daleko a m\u016f\u017ee uv\u00e9st v omyl ku\u0159\u00e1ky, kte\u0159\u00ed se sna\u017e\u00ed p\u0159estat. Nav\u00edc i kdy\u017e studie z roku 2018<\/a> nazna\u010dila potenci\u00e1ln\u00ed rizika rakoviny plic a mo\u010dov\u00e9ho m\u011bch\u00fd\u0159e, tato studie byla zalo\u017eena na modelu my\u0161i a n\u00e1lezy u zv\u00ed\u0159at \u010dasto p\u0159\u00edmo nekoresponduj\u00ed s klinick\u00fdmi dopady u lid\u00ed.<\/p>\n\n

    N\u011bkte\u0159\u00ed v\u00fdzkumn\u00edci, nap\u0159\u00edklad auto\u0159i studie z roku 2021<\/a>, se domn\u00edvaj\u00ed, \u017ee m\u016f\u017ee b\u00fdt st\u00e1le minim\u00e1ln\u011b o deset let brzy na to ur\u010dit, zda vaping u lid\u00ed zp\u016fsobuje r\u016fzn\u00e9 typy rakoviny, i kdy\u017e doporu\u010duj\u00ed sledovat chemick\u00e9 l\u00e1tky vdechovan\u00e9 p\u0159i b\u011b\u017en\u00e9m pou\u017e\u00edv\u00e1n\u00ed.<\/p>\n\n

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    \"Jednor\u00e1zov\u00fd<\/figure>\n<\/div>\n\n\n\n
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    StagBar Vape 6v1 180K Puffs Jednor\u00e1zov\u00e1<\/strong><\/p>\n\n\n\n

    Stagbar 6v1 se sv\u00fdm jedine\u010dn\u00fdm \u0161estif\u00e1zov\u00fdm (6-flavor) syst\u00e9mem a \u0161esti samostatn\u00fdmi mesh c\u00edvkami umo\u017e\u0148uje p\u0159ep\u00ednat mezi \u0161esti odli\u0161n\u00fdmi chut\u011bmi v jednom elegantn\u00edm za\u0159\u00edzen\u00ed a nab\u00edz\u00ed bezprecedentn\u00edch 180 000 pot\u00e1hnut\u00ed (puff\u016f).<\/p>\n\n\n\n

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    \u010c\u00cdST V\u00cdCE >>><\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n

    Vyvracen\u00ed kl\u00ed\u010dov\u00fdch m\u00fdt\u016f: ot\u00e1zka formaldehydu<\/h2>\n\n

    Obavy ohledn\u011b vapingu a rakoviny hrdla \u010dasto zahrnuj\u00ed toxick\u00e9 aldehydy, jako je formaldehyd, acetaldehyd a akrolein. Formaldehyd je zn\u00e1m\u00fd karcinogen a acetaldehyd je spojov\u00e1n s n\u00e1dory hlavy a krku a j\u00edcnu. N\u011bkter\u00e9 ran\u00e9 v\u00fdzkumy tvrdily, \u017ee e-cigarety mohou vytv\u00e1\u0159et hladiny formaldehydu a\u017e desetkr\u00e1t vy\u0161\u0161\u00ed ne\u017e tab\u00e1kov\u00fd kou\u0159. Ov\u011b\u0159ovac\u00ed organizace jako\u00a0Snopes<\/a> a replika\u010dn\u00ed studie v\u0161ak od t\u00e9 doby objasnily, \u017ee tato zji\u0161t\u011bn\u00ed byla ve v\u011bt\u0161in\u011b p\u0159\u00edpad\u016f za realistick\u00fdch podm\u00ednek pou\u017eit\u00ed myln\u00e1.<\/p>\n\n

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