Epidemiology of anal canal cancerUploader: Yahir 14 days ago Subscribe 3877
No excess risk was found for rectal cancer. The largest decrease was observed for HPV, with decreases of 8- and 9-fold for ages 20—29 and 30—39 years, respectively. AIDS ; Collaborative reanalysis of individual data on 13, women with carcinoma of the cervix and 23, women without carcinoma of the cervix from 23 epidemiological studies. These benefits did not come without greater toxicity, as there was more neutropenia and infection in the mitomycin arm. While the numbers are small, the authors postulated that the superior outcomes in those patients receiving HAART may be a result of the effects of this therapy on immune function. A more recent study produced supporting data noting a relationship between smoking and anal cancer among both women adjusted OR, 3. In the general population, anal cancer is uncommon, with age-standardised incidence rates mostly between 1 and 2 per per year. There are over 80 different HPV subtypes, at least 23 of which have been shown to infect the anogenital mucosa.