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Uporabnost slikovno preiskovalnih metod pri določanju HPV statusa karcinomov glave in vratu = The use of radiographic imaging techniques in determining HPV status of head and neck squamous cell carcinomaJerele, Cene ; Šurlan Popović, KatarinaKarcinomi glave in vratu predstavljajo pomemben zdravstveni problem in so šesti najpogostejši karcinom na svetu. Okoli 90 % karcinomov glave in vratu je ploščatoceličnih karcinomov, ki predstavljajo ... globalno letno incidenco okoli 650.000, v Sloveniji pa okoli 440 primerov (2015). V zadnjih desetletjih strmo raste incidenca karcinomov orofarinksa. Vzrok je epidemija okužb s humanim papiloma virusom (HPV), visokorizični tip 16 izoliramo kar iz 40%60 % ploščatoceličnih karcinomov orofarinksa. Bolniki s HPV-pozitivnimi PCKGV imajo občutno boljše preživetje in odzivnost na zdravljenje v primerjavi s HPV-negativnimi, zaradi česar je postalo določanje HPV statusa karcinoma ključno pri načrtovanju zdravljenja in napovedi preživetja. Trenutni zlati standard za dokaz HPV predstavlja pomnoževanje virusne RNA z verižno reakcijo s polimerazo, čedalje večjo veljavo pa dobivajo tudi radiološke slikovno preiskovalne metode. Zaenkrat izključno s pomočjo tovrstnih metod ne moremo rutinsko razlikovati med HPV-pozitivnimi in HPV-negativnimi karcinomi. Kljub temu pa raziskave kažejo na specifične, tudi radiološke lastnosti HPV-pozitivnih karcinomov, ki jih poleg rezultatov ostalih preiskav lahko uporabimo pri določanju HPV statusa. Vrednotimo tako primarni karcinom kot zasevke v bezgavkah. Primarni HPV-pozitivni karcinomi so v primerjavi s HPV-negativnimi običajno manjši, bolje zamejeni, metabolno manj aktivni in z manj nekrozami ter ulceracijami. Značilno se pojavljajo v tonzilarni regiji in na bazi jezika. Zasevki v bezgavkah so pri HPV-pozitivnih karcinomih zgodnejši in pogostejši kot pri HPV-negativnih, poleg tega imajo pogosteje cističen videz.Source: Onkologija : strokovni časopis za zdravnike. - ISSN 1408-1741 (Letn. 22, št. 2, dec. 2018, str. 12-19)Type of material - article, component partPublish date - 2018Language - slovenianCOBISS.SI-ID - 3140731
Author
Jerele, Cene |
Šurlan Popović, Katarina
Topics
karcinom glave in vratu |
ploščatocelični karcinom orofarinksa |
humani papiloma virus |
HPV |
radiološke značilnosti |
slikovno preiskovalne metode |
head and neck carcinoma |
oropharyngeal squamous cell carcinoma |
human papillomavirus |
radiographic features |
radiographic imaging
source: Onkologija : strokovni časopis za zdravnike. - ISSN 1408-1741 (Letn. 22, št. 2, dec. 2018, str. 12-19)
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Database name | Field | Year |
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Jerele, Cene | |
Šurlan Popović, Katarina | 33508 |
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