PRIMENA NESTEROIDNIH ANTIINFLAMATORNIH LEKOVA U HEMOPREVENCIJI KARCINOMA KOLONA
Sažetak
Kolorektalni karcinom je po učestalosti na trećem mestu među malignim tumorima osoba oba pola u visoko razvijenim zemljama. To je predominantno bolest starijih ljudi, i javlja se uglavnom posle 60. godine života. Iako je etiologija karcinoma kolona nepoznata, pretpostavlja se da nastaje kao posledica kompleksne i nedovoljno razjašnjene interakcije genetskih faktora i činilaca spoljašnje sredine.
Osnovni element u etiologiji kolorektalnog karcinoma je proces genetskih promena u epitelnim ćelijama mukoze kolona. Smatra se da specifični epidemiološki faktori kao što su stres, hipoksija, redukovan unos glukoze i drugih nutricijenata, familijarna predispozicija za mutagene efekte, meso u ishrani, žučne kiseline, smanjen unos minerala i vitamina kao i promena pH fecesa dovode do započinjanja procesa kancerogeneze u mukozi debelog creva .
Hemoprevencija karcinoma se definiše kao upotreba hemijskog agensa sa ciljem da blokira, spreči ili odloži razvoj ili napredak karcinoma. Smatra se da je hemoprevencija jedna od glavnih komponenti kontrole karcinoma, a mnogobrojna istraživanja ukazuju na potencijalnu ulogu nesteroidnih antiinflamatornih lekova u hemoprevenciji karcinoma kolona.
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