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Pagina 1 a partire dal 18 risultati
Hepatitis C virus infection and spontaneous clearance in HTLV-1 and HIV co-infected patients in Salvador, Bahia, Brazil.
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BACKGROUND
While 20-40% of patients with hepatitis C virus (HCV) monoinfection will spontaneously clear the virus, less is known regarding clearance with coinfections. HCV, human immunodeficiency virus (HIV), and human T-cell lymphotrophic virus 1 and 2 (HTLV-1/2) coinfection occurs due to shared
Prevalence of serum markers of infection and naturally acquired immunity to hepatitis B virus in transfused children treated at a children's hospital in Salvador, Bahia: A cross-sectional study.
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The artificially acquired humoral immunity against hepatitis B virus (HBV) apparently may decline over the years. This study aimed to investigate the prevalence of naturally occurring serological markers of infection and active immunity to HBV in severely ill children and adolescents treated at the
Seroprevalence and Factors Associated With Human Immunodeficiency Virus, Human T Lymphotropic Virus and Hepatitis B/C Infections in Parturient Women of Salvador - Bahia, Brazil
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Background: The heterogeneity in detection rates of human immunodeficiency virus (HIV), human T-lymphotropic virus (HTLV) and hepatitis B and C infections among pregnant women and the continuous exposure to risk factors limits the adoption of preventive and control
[Lábrea hepatitis in Salvador, Bahia? (Presentation of a possible case)].
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A case of a four-year-old boy from Salvador, Bahia, Brazil, with a probable Lábrea hepatitis is reported. He ran a rapid course of fever, jaundice, abdominal pain, agitation, coma and death. Histologically, the liver presented widespread hepatic cell lytic and coagulative necrosis, acute fatty
Comparative study of hepatitis C virus genotypes 1 and 3 in Salvador, Bahia Brazil.
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Hepatitis C virus displays a high degree of genetic mutation, with considerable heterogeneity, motivating clinical and biomolecular investigations. It is necessary to understand the effects of genotypes on the course of the disease, as well as their peculiarities at the regional level.
OBJECTIVE
The
[Sociodemographical aspects of seroprevalence of hepatitis A virus in the settlement of Cavunge, a semi-arid region of Bahia State].
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In Cavunge community, a rural village of the dry tropic in Bahia State, Brazil, a sentinel study on viral hepatitis was developed to characterize the seroprevalence of hepatitis A. The presence of IgG anti-HAV was analyzed in 891 citizens and 85.9% were positive. The prevalence was similar between
Hepatitis B virus prevalence and vaccination response in health care workers and students at the Federal University of Bahia, Brazil.
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BACKGROUND AND RATIONALE FOR THE STUDY: Hepatitis B (HB) is one of the most prevalent occupational infections in health attendance environments. According to the Brazil Ministry of Health, health professionals must be vaccinated against the hepatitis B virus (HBV) and provide laboratory proof of
Distribution of Human T-Lymphotropic Virus (HTLV) and Hepatitis C Co-infection in Bahia, Brazil
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Both Human T-lymphotropic virus type 1 (HTLV-1) and hepatitis C virus (HCV) are endemic in Brazil. In Salvador, the capital of the state of Bahia, 2% and 1.5% of the general population is infected with HTLV-1 or HCV. This study aimed to estimate the prevalence and the distribution of HTLV/HCV
Prevalence of hepatitis E virus IgG antibodies in patients from a referral unit of liver diseases in Salvador, Bahia, Brazil.
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Hepatitis E virus (HEV) is prevalent in Asia and Africa. Recently, it was also described in Mexico, but epidemiologic data from other Latin American countries are scarce. The seroprevalence of anti-HEV in a referral hepatology unit in northern Brazil was determined by testing for anti-HEV IgG in 701
[Australia antigen in acute viral hepatitis and leptospirosis in Salvador, Bahia].
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Prevalence of hepatitis C virus infection and HCV genotypes among hemophiliacs in the State of Bahia, Northeastern Brazil: analysis of serological and virological parameters.
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The objective of the present study was to analyze HCV serological and virological parameters from hemophiliacs in the State of Bahia. Anti-HCV was investigated by ELISA in a cohort of 268 hemophiliacs A/B who were followed-up in a reference unit for hemotherapy in the State of Bahia. HCV viremia and
[Liver changes in workers at an oil refinery and in a reference population in the state of Bahia, Brazil].
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OBJECTIVE
To determine the prevalence of liver changes in workers at an oil refinery located in the state of Bahia, Brazil, as compared to a reference population with no occupational exposure to chemical products, and to describe the factors associated with the observed differences in
Causes of death in asthma patients enrolled in the Bahia State Program for the Control of Asthma and Allergic Rhinitis.
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OBJECTIVE
To report demographic and clinical characteristics of patients with asthma who evolved to death, as well as to describe the conditions related to this outcome in a subgroup of patients admitted to the Program for the Control of Asthma and Rhinitis in Bahia (ProAR).
METHODS
A descriptive,
Seroprevalence of HIV, HTLV-I/II and other perinatally-transmitted pathogens in Salvador, Bahia.
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Generation of epidemiological data on perinatally-transmitted infections is a fundamental tool for the formulation of health policies. In Brazil, this information is scarce, particularly in Northeast, the poorest region of the country. In order to gain some insights of the problem we studied the
Seroprevalence of transfusion-transmissible infectious diseases at a hemotherapy service located in southwest Bahia, Brazil.
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