Prevalence and risk factors associated with anal intraepithelial neoplasia among HIV-positive men in Brazil.

Objective: This study aimed to assess the prevalence of, and associated factors with, anal intraepithelial neoplasia (AIN) among HIV-positive men evaluated at public health services in Brazil.

Materials And Methods: This is a multicenter cross-sectional study of HIV-positive male patients attending 6 public AIDS referral clinics in urban Brazil. Participants were interviewed for sociodemographic and behavioral characteristics.

Prevalence and risk factors for cervical intraepithelial neoplasia among HIV-infected women.

Objectives: To evaluate the prevalence and the risk factors for cervical intraepithelial neoplasia (CIN) among HIV-infected women.

Methods: Cross-sectional study of 494 HIV-infected women in Brazil, between 1998 and 2008. Gynecologic exam was performed, and samples were collected for cervical cytology and for HPV DNA detection.

[Accuracy of oncotic cytology for HPV infection diagnosis on the cervix uteri of HIV-infected women].

Purpose: to verify the accuracy of uterine cervix cytology for HPV diagnosis, as compared to polymerase chain reaction (PCR) in samples of women with HIV.

Methods: 158 patients who had undergone a first collection of material from the uterine cervix with Ayre's spatula for PCR were included in the study. Then, another collection with Ayre's spatula and brush for oncotic cytology was performed.