Co-infection by the human T-cell lymphotropic virus type II in patients infected by the human immunodeficiency virus in Yucatan, Mexico.

Background: The HTLV-II infection has been reported in patients with HIV infection as often in asymptomatic as those with acquired immunodeficiency syndrome (AIDS). The aim of this study was to determine the prevalence of HTLV-II infection in a group of patients infected by HIV in our region, as well as determining the risk factors associated with HTLV-II transmission in this group of patients and its impact on the clinical course of HIV infection.

Methods: A cross-sectional study was carried out to determine the prevalence of co-infection of HIV-1 and HTLV-II among 192 patients from Yucatán, México.

Frequency of antibodies against the hepatitis C virus in patients with hepatic cirrhosis in Yucatan, Mexico.

Objective: To report the prevalence of antibodies against the hepatitis C virus (anti-HCV) in a group of patients with hepatic cirrhosis (HC).

Material And Methods: A prospective transversal and descriptive study was carried out from March 1998 to May 1999. Study subjects were 153 patients; 117 (76%) male and 36 (24%) female, diagnosed with HC.