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[prevalence of human herpesvirus 7 in mexican blood donors].the human herpes virus 7 (hhv-7) has been recently isolated from cd4 cells of healthy persons. the present study describes the antibody prevalence of this virus in a healthy mexican population. two hundred blood samples from candidates for blood donation at the hospital general de mexico were studied with the indirect immunofluorescence test (ifa) in hhv-7 infected supt1 cells. the testing was done in the university of cologne, germany; 167 were males and 33 female; the donors came from 12 of th ...19958850145
hepatitis b markers in men seeking human immunodeficiency virus antibody testing in mexico city.to estimate the prevalence and associated risk factors of hepatitis b virus (hbv) serologic markers in 1,377 men with high-risk sexual behavior attending a center for human immunodeficiency virus (hiv) detection in mexico city.19979101632
cryptosporidium infections in mexican children: clinical, nutritional, enteropathogenic, and diagnostic evaluations.using an indirect immunofluorescence assay on stool samples, we found a 6.4% prevalence of cryptosporidiosis among 403 children less than five years of age with acute diarrhea in mexico city over a one-year period. the prevalence was highest (11.4%) during the rainy summer months. most cryptosporidium parvum cases occurred in infants less than one year of age. cryptosporidium parvum was more common in malnourished children (p < 0.05) and in nonbreast-fed infants less than six months of age (p < ...19979129526
[aids and pregnancy].near 70 per cent of mexican women infected by the human immunodeficiency virus (hiv) are between 15 and 44 years old, in this women sexual transmission are the most frequent route of infection. the objective of this article was to describe the obstetric course and perinatal repercussion of the hiv-positive pregnant women with medical care at the instituto nacional de perinatología, mexico city between january 1994 to december 1996. nineteen women were studied, sexual transmission was the route o ...19989528214
low prevalence of hepatitis b markers among mexican female sex workers.to estimate the prevalence and associated risk factors of hepatitis b virus (hbv) serological markers in female sex workers (fsw) in mexico city.199810195057
analysis of herpes simplex virus 1 and 2 infection in women with high risk sexual behaviour in mexico.this paper describes the seroprevalence and risk factors of herpes simplex virus (hsv) infection in a group of female prostitutes from mexico city.199910405866
survey on attitudes toward hiv-infected individuals and infection control practices among dentists in mexico city.the teaching of infection control is gradually being introduced at dental schools in mexico. however, most practicing dentists have limited access to current infection control standards. deficiencies of knowledge with regard to blood-borne pathogens such as hiv and hepatitis b virus may influence attitudes toward infected individuals and reduce compliance with infection control recommendations.200010679133
bloodborne viral infections in patients attending an emergency room in mexico city: estimate of seroconversion probability in healthcare workers after an occupational exposure.the frequency of hepatitis c (hcv), hepatitis b (hbv), human immunodeficiency virus (hiv), and human t-cell lymphotropic virus (htlv) i/ii was determined in the emergency room of a teaching hospital. of 909 patients, 19% had at least one infection; 7.8% had hcv, 6.9% hbv, 3.3% hiv, and 2.8% htlv i/ii. the probability that a healthcare worker would have an accident with an infected patient and seroconvert was 4.99 to 24.9 per 100,000 venipunctures for hbv, 5.6 to 8.4 for hcv, and 0.12-0.16 for hi ...200011001265
[social representation of aids among students of mexico city].to analyze the social representation of aids in a group of high school students aged 16 to 23 years in mexico city.200314974273
oral lesions as clinical markers of highly active antiretroviral therapy failure: a nested case-control study in mexico city.clinical markers that may predict virological failure during highly active antiretroviral therapy (haart) have not been evaluated adequately. the aim of the present study was to evaluate the usefulness of human immunodeficiency virus (hiv)-related oral lesions as clinical predictors of virological failure in hiv-infected patients receiving haart.200717806063
nef/long terminal repeat quasispecies from hiv type 1-infected mexican patients with different progression patterns and their pathogenesis in hu-pbl-scid mice.to examine the genetic features of the long terminal repeat (ltr) derived from six hiv-1-infected individuals enrolled in the mexico city cohort, we cloned and sequenced a 505-bp fragment of the proviral ltr from their peripheral blood mononuclear cells (pbmcs). all patients harbored hiv-1 ltr quasispecies corresponding to the b subtype. three patients with high cd4+ t cell counts (>500/mm3) presented ltr sequences with point mutations in the tar bulge. the ltr sequence from a patient classified ...200010772530
risk factors for herpes simplex virus type 2 infection among female commercial sex workers in mexico city.a scarce number of studies have been carried out to determine the epidemiology of herpes simplex virus type 2 (hsv-2) infection in female sex workers (fsws). the objective of this study was to examine the correlates of infection for hsv-2 with socioeconomic and demographic characteristics, sexual behaviour and history of sexually transmitted diseases (stds) among fsws in mexico city. a sample frame of commercial sex work sites was constructed during the fall of 1992. sites identified were street ...199910215115
low prevalences of hiv infection and sexually transmitted disease among female commercial sex workers in mexico city.this study tried to determine human immunodeficiency virus (hiv)/sexually transmitted disease (std) prevalences among female commercial sex workers in mexico city.19979224186
human immunodeficiency virus infection in mexico city. rectal bleeding and anal warts as risk factors among men reporting sex with men.the objectives of this study were to evaluate the frequency and determinants of rectal bleeding and the association between rectal bleeding and risk of human immunodeficiency virus (hiv) infection among homosexual/ bisexual men in mexico city. men who requested anonymous hiv testing at a public clinic in mexico city and who reported engaging in any homosexual behavior were eligible to participate in this study. trained staff collected information on demographic factors, sexual behavior, psycholo ...19968890660
[characteristics related to std/hiv in men working in mexico city bars where female prostitution takes place].this research work intended to describe the characteristics and the seroprevalence of some sexually transmitted diseases (std), in men working in bars where female commercial sex takes place.19958600553
neurologic manifestations of aids: a comparative study of two populations from mexico and the united states.neurologic complications associated with human immunodeficiency virus type 1 (hiv-1) infection vary geographically. to understand the pattern of hiv-associated neurologic complications in mexico, 120 aids patients from mexico city, mexico, and 500 aids patients from houston, texas, were studied cross-sectionally and retrospectively. neurologic, laboratory, imaging, and pathologic examinations identified 40 mexican patients and 130 u.s. patients with neurologic complications. whereas aids dementi ...19958548343
sexual behavior and status for human immunodeficiency virus type 1 among homosexual and bisexual males in mexico city.the authors examined sexual behaviors, the seroprevalence of human immunodeficiency virus type 1 (hiv-1), and condom use among 2,314 homosexual and bisexual men tested during 1988-1989 at the aids (acquired immunodeficiency syndrome) national center in mexico city. bisexuals constituted 24% of the sample; the seroprevalence rate was lower for bisexuals than homosexuals (21 vs. 34%). in logistic regressions, hiv-1 seropositivity was independently related to age, education, pattern of insertive/re ...19921585901
[perinatal transmission of aids. experience at the national institute of perinatology].from january 1989 to february 1992, 19 pregnant women infected with human immunodeficiency virus (hiv) were attended at the instituto nacional de perinatologia in mexico city, all of them at the end of pregnancy as well as 15 of their offspring. sexual transmission was found in 15 patients; the initial classification of 16 was cdc ii, only one case with aids, and during pregnancy 2 cases changed their clinical status. absolute cd4 count in 2 cases was lower 20%, none of 10 had positive vdrl and ...19921388781
severe 2009 pandemic influenza a (h1n1) infection and increased mortality in patients with late and advanced hiv disease.to describe the clinical course of infection by 2009 (h1n1) influenza virus in different stages of hiv disease.201121139486
[overview of hospital mortality at the national institute of neurology and neurosurgery of mexico city].knowing the mortality of the population that goes to medical care, allows to the hospitals institutions and the government to make decisions on the services of health and the conditions of attention. our objective was to describe the frequency and trend of the main causes of neurological hospital mortality for the period 2002-2007 in the national institute of neurology andneurosurgery "manuel velasco suárez".200920073442
changing risk factors for hiv infection.hiv infection in women is a growing problem in developing countries. risk factors for hiv infection vary from country to country and may change with time.200211825633
the changing clinical spectrum of human immunodeficiency virus (hiv)-related oral lesions in 1,000 consecutive patients: a 12-year study in a referral center in mexico.in developing countries, the variations in the clinical spectrum of human immunodeficiency virus (hiv)-related oral lesions over time, and the possible effects of antiretroviral therapy, have not been described. in this study we evaluate the clinical spectrum of oral lesions in a series of hiv-infected patients when first examined at the acquired immunodeficiency syndrome (aids) clinic of a tertiary care institution in mexico city, mexico, and the changes observed over 12 years. all hiv-infected ...200312544709
[prevention of hiv transmission: application of the theory of reasoned action to the prediction of condom use].1203 sexually active workers in six government agencies in mexico city participated in a study of the applicability of the theory of reasoned action to prediction of condom use for aids prevention. the theory of reasoned action is one of a series of models of attitudes that have had consistent success in predicting various types of intentions and behaviors, especially in the area of sexual and contraceptive behavior. the theory specifies that the intention of executing a particular behavior is ...199512347907
"i am a widow with five children. i also have aids.".norman martinez died in 1991. she died from aids in a town outside of mexico city at age 32 years weighing 57 pounds and leaving behind 5 children. mrs. martinez died after she was widowed by her husbands who contracted hiv by giving blood professionally. while her husband learned 7 years before his death that he had hiv, he did not know what it was. the last child was born after mrs. martinez found that she, too, was hiv-seropositive, but the child was carried to term and also carries hiv s ...199312344877
hiv/aids in mexico.the 1st case of the acquired immunodeficiency syndrome (aids) in mexico was found in 1981. by february, 1990 3944 cases were registered. the exact number of cases is unknown. the government aids program estimates that at least 26% of aids cases are not registered. around 36.7% are registered in the last stages. it is estimated that there are 6429 cases; 1.2 of the affected people have died. the world health organization estimates that there are between 50-100 human immunodeficiency virus (h ...199012342839
community education. mexico.in mexico, mexicanos contra el sida, a confederation of 15 nongovernmental organizations (ngos), was formed in july 1989 in order to present a stronger political presence, strengthen activities, and increase access to international funding. the group works with homosexuals, women, persons who are seropositive for human immunodeficiency virus (hiv), laborers, students, and professionals. from july 27 to december 15, 1989, in collaboration with the mexican radio institution (imer), 90 radio spot ...199012342837
country watch. mexico.latin american pharmacies are low-cost, easy access centers for medical diagnosis, counseling, and treatment. the mexican institute for research on the family and population therefore assessed the feasibility of training pharmacists to provide aids/std education in mexico city. initial studies found pharmacy employees lacking accurate information on transmission, prevention, and symptoms, but clients nevertheless asking them about the topics. training materials were developed with the help of ...199412318837
aids in mexican prisons.the human rights organization americas watch, which toured mexican prisons, reported in 1991 that all prisoners with hiv infection in the mexico city area were housed in a single aids ward in santa marta prison. in 1991, the 16-bed facility had 15 patients; in 1993, this number had increased by 5. in mexico city, with 3 prisons holding over 2000 male adults each, there were only 20 known infected prisoners in the aids ward at santa marta. in 1991, authorities at matamoros, in the state of tamaul ...199512290151
std / aids prevention in mexico city. the role of pharmacies.in a study developed by the instituto mexicano de investigacion de familia y poblacion 84 pharmacies were selected randomly from 2 districts of mexico city to assess pharmacy workers' potential as educators and preventive agents for aids and other sexually transmitted diseases (stds). a survey yielded a total of 166 interviews which measured pharmacy workers' knowledge, type of information provided to clients on aids and stds, willingness to provide information, and condom sales. trained actor ...199312286359
[aids: the risk that must be predicted].9356 cases of aids were reported in mexico through march 1992. although 7971 were in men and 1385 in women, the ratio of male to female cases has declined. in 1985, 1 woman was infected for every 20 men, but by 1991 the proportion was 1 for every 5. the annual numbers of reported cases through 1992 indicate that the epidemic is abating, but reporting of aids cases may be delayed for up to 4 years in mexico. the groups considered at greatest risk of aids have changed over time. the proportio ...199212158076
prevalence of oral lesions in mexican children with perinatally acquired hiv: association with immunologic status, viral load, and gender.it has been proposed that hiv-related oral lesions (hiv-rol) have a significant diagnostic and prognostic value for human immunodeficiency virus (hiv) infection in adult patients. however, in hiv-infected children, the relation between hiv-rol and immune and virologic status is not well established. the principal objective of this paper is to assess the prevalence of hiv-related oral lesions (hiv-rol) in mexican hiv-infected children in relation to their immunologic status, viral load, and gende ...200212015869
attitudes toward hiv-infected individuals and infection control practices among a group of dentists in mexico city--a 1999 update of the 1992 survey.the teaching of infection control (ic) was introduced at dental schools in mexico during the 1990s. a 1992 survey indicated that some dentists had limited access to current ic standards. deficient knowledge of bloodborne pathogens may influence dentists' attitudes about infected individuals and reduce compliance with ic recommendations.200211852410
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