Evaluation of the therapeutic response of hepatitis C in coinfected patients (HIV/HCV): a study of cases from a hospital for chronic liver diseases in the Eastern Brazilian Amazon.

abstract：:The polypeptides of 46 and 58 kDa were recognized in different T. cruzi strains (Y, WSL and Colombiana) by serum of all chagasic patients studied. These polypeptides were isolated from T. cruzi Y strain and used in ELISA. The sensitivity and specificity were 97.6% [CI 95%: 86-100%] and 100% [CI 95%: 89.3-100%], respec...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Pereira VR,Nakazawa M,Furtado VC,Abath FG,Gomes YM

更新日期：2000-07-01 00:00:00

abstract：:Fourteen, 30 and 104 cases of American tegumentary leishmaniasis were recorded respectively, in 1993, 1994 and 1995, in the coast region of São Paulo State. Aiming to characterize the fauna and seasonal and hourly distributions of the phlebotominic species, adult specimens were captured fortnightly between November/95...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： de Brito M,Casanova C,Mascarini LM,Wanderley DM,Corrêa FM

更新日期：2002-09-01 00:00:00

abstract：:Chagas Disease is caused by Trypanosoma cruzi. This infection is endemic in the Americas region. Neurological Chagas reactivation is diagnosed through the visualization of the parasite in the cerebrospinal fluid, blood, or tissue samples. Herein, we report the visualization of trypomastigotes by direct microscopic obs...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Lopez-Albizu C,Bravo MP,Pico M,Fernandez ML

更新日期：2020-12-21 00:00:00

abstract：:The efficacy of azithromycin and pyrimethamine in experimental infection of mice with Toxoplasma gondii was tested. Daily dosages of 200 mg/kg and 12.5 mg/kg, respectively, were given orally over a period of ten days. The medications were administered in combination or separately. The combined use of the drugs yielded...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Braz LM,Di Pietro AO,Amato Neto V,França FO

更新日期：1999-07-01 00:00:00

abstract：:This is a retrospective study with ecological features that describes the epidemiological pattern and geographical distribution of American tegumentary leishmaniasis cases in Campinas, São Paulo, between 1992 and 2003. The probable infection locations were georeferenced by means of Global Position System and spatially...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Nasser JT,Donalisio MR,Vasconcelos CH

更新日期：2009-05-01 00:00:00

abstract：INTRODUCTION:A time series study of admissions, deaths and acute cases was conducted in order to evaluate the context of Chagas disease in Pernambuco. METHODS:Data reported to the Information Technology Department of the Brazilian National Health Service between 1980 and 2008 was collected for regions and Federal Unit...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Braz SC,Melo Mde F,Lorena VM,Souza WV,Gomes Yde M

更新日期：2011-05-01 00:00:00

abstract：:Present report demonstrates that repeated radiation of Schistosoma mansoni-infected Biomphalaria glabrata, totaling 15,000 rads, caused a sudden, albeit transient, suppression of cercarial shedding. Initially, sporocysts practically disappeared from the snail tissues. The more resistant developing cercariae presented ...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Azevedo CM,Borges CC,Andrade ZA

更新日期：2004-05-01 00:00:00

abstract：:Mice were infected with only one sex cercaria derived from sympatric strains of Schistosoma mansoni. Adult worms presented significative differences (p < 0.05) regarding suckers, testicular lobes, ovary and thickness of the tegument. Data show that morphometric study of unisexual infection worms can be also used for c...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Machado-Silva JR,Neves RH,Ormond L,Hulstijn M,Gomes DC

更新日期：2003-11-01 00:00:00

abstract：INTRODUCTION:Exclusive or associated lesions in various structures of the autonomic nervous system occur in the chronic forms of Chagas disease. In the indeterminate form, the lesions are absent or mild, whereas in the exclusive or combined heart and digestive disease forms, they are often more pronounced. Depending on...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Junqueira LF Jr

更新日期：2012-03-01 00:00:00

abstract：:Cutaneous leishmaniasis (CL) is a zoonotic disease with complex transmission cycle. Some environmental and socioeconomic factors are known to be the major determinants of the transmission process, which are involved in configuring the spatiotemporal patterns and thus can be delimiting. However, the relevance of these ...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Buzanovsky LP,Sanchez-Vazquez MJ,Maia-Elkhoury ANS,Werneck GL

更新日期：2020-01-01 00:00:00

abstract：INTRODUCTION:The genus Staphylococcus is of great importance because of its high prevalence in hospital infections and because it presents high rates of resistance to oxacillin and other antimicrobials. Thus, evaluation of the accuracy of the phenotypic methods that are used to determine the profile of antimicrobial re...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Kaiser TD,Pacheco FC,Lima AA,Pereira EM,Santos KR,Nunes AP

更新日期：2010-05-01 00:00:00

abstract：INTRODUCTION:Uric acid is one of the compounds associated with the inflammatory process in malaria. It acts as an indicator of cellular damage by activating the immune response and inflammatory process. METHODS:We measured serum concentrations of uric acid in 60 symptomatic patients before and after treatment for mala...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Gomes LT,Bellei AK,Andrade DI,Gotardo PZ,Nery AF,Fontes CJF

更新日期：2019-05-16 00:00:00

abstract：INTRODUCTION:Cryptococcosis is the second most frequent cause of opportunistic infections in human immunodeficiency virus (HIV) patients in Colombia. We aimed to determine the prevalence of cryptococcosis in the Colombian department of Atlántico. METHODS:An active search for cryptococcosis cases was conducted between ...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Noguera MC,Escandón P,Arévalo M,García Y,Suárez LE,Castañeda E

更新日期：2019-04-25 00:00:00

abstract：INTRODUCTION:Chagas disease remains a public health problem in the rural and urban areas of 19 countries in the Americas. METHODS:The aim of the present study was to investigate the Trypanosoma cruzi infection rate of triatomines collected from both intra- and peridomiciliary areas in eleven municipalities of Southeas...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Fidalgo ASOBV,Costa ACD,Silva Filho JDD,Cândido DDS,Freitas EC,Pereira LDS,Andrade MC,Gomes KCMS,Bezerra CM,Oliveira MF

更新日期：2018-03-01 00:00:00

abstract：:Rupestrian triatomines were captured in six Quaraí city localities, RS, to verify the level of Trypanosomatidae infection, as well as the animal reservoir. The capture occurred in a wild environment and 453 samples were collected, which were identified and separated by nymphal instar. 421 (92.9%) samples of Triatoma r...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Martins LP,Castanho RE,Casanova C,Caravelas DT,Frias GT,Ruas-Neto AL,Rosa JA

更新日期：2006-03-01 00:00:00

abstract：INTRODUCTION:IgG subclasses involved in the immune response to hepatitis C virus (HCV) antigens have been rarely studied. We investigated the immune response mediated by IgG1 and IgG4 antibodies against the recombinant core and NS3 antigens in patients with chronic hepatitis C. METHODS:Sixty patients infected with HCV...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Santos VCD,Schinoni MI,Oliveira IS,Atta MLS,Atta AM

更新日期：2019-03-07 00:00:00

abstract：:The first three months of 2002 witnessed a dengue epidemic in the State of Rio de Janeiro. At that time, health authorities encouraged community participation in the elimination of vector breeding sites. For this campaign, a great quantity of information about the disease was extensively publicized in order to guide t...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Lenzi Mde F,Coura LC

更新日期：2004-07-01 00:00:00

abstract：:This study evaluated the performance of single and combined laboratory parameters, B-lymphocyte percentages (%LB), T/B cell ratio and %CD8+HLA-DR+/CD8+, to differentiate asymptomatic cases (AS) from HAM/TSP patients (HT) within a population of HTLV-1 seropositive cases. Percentage indices demonstrated that each parame...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Coelho-dos-Reis JG,Rocha RD,Brito-Melo GE,Ribas JG,Carneiro-Proietti AB,Catalan-Soares B,Barbosa-Stancioli EF,Grupo Interdisciplinar de Pesquisas em HTLV.,Martins-Filho OA

更新日期：2007-01-01 00:00:00

abstract：INTRODUCTION:Hydatid cysts are rarely detected in muscle tissue (0.7-0.9%), even in endemic countries. The aim of this study was to present information regarding the clinical manifestations, diagnosis, and management of muscle echinococcosis. METHODS:Twenty-two patients with hydatid cysts in the muscle were followed f...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Tekin R,Avci A,Tekin RC,Gem M,Cevik R

更新日期：2015-09-01 00:00:00

abstract：INTRODUCTION:To evaluate physical capacity as determined by the six-minute walk test (6MWT) in patients with chronic heart failure due to Chagas' disease associated with systemic arterial hypertension (Chagas-SAH). METHODS:A total of 98 patients routinely followed at the Cardiomyopathy Outpatient Service were recruite...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Dourado KC,Bestetti RB,Cardinalli-Neto A,Cordeiro JA

更新日期：2010-07-01 00:00:00

abstract：:Canine brains infected with rabies virus were submitted to decomposition by being left at room temperature of 25 to 29 degrees C for up to 168 h. At 24 h intervals, brain fragments were analyzed by immunofluorescence (IF) and by the mouse intracerebral inoculation (MI) test to confirm the diagnosis of rabies and to me...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Albas A,Ferrari CI,da Silva LH,Bernardi F,Ito FH

更新日期：1999-01-01 00:00:00

abstract：:In this paper we present a study of members of 265 nuclear families, aged six or more. This study is based of family heredograms, and takes into account the clinical form of schistosomiasis observed before treatment with oxamniquine. The probability of occurrence of two or more cases of hepatosplenomegaly is low, notw...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Tavares-Neto J,Prata A

更新日期：1989-01-01 00:00:00

abstract：INTRODUCTION:Since women are frequently the minority among blood donors worldwide, studies evaluating this population usually reflect male features. We assessed the features of female blood donors with positive serology for HBV and compared them with those of men.METHODS The study comprised consecutive blood donors ref...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Narciso-Schiavon JL,Schiavon Lde L,Carvalho-Filho RJ,Emori CT,Maryia FA,Bordin JO,Silva AE,Ferraz ML

更新日期：2015-09-01 00:00:00

abstract：:Male Indian buffalo (Bubalus bubalis) calves were submitted to Schistosoma mansoni infection by percutaneous, oral and subcutaneous routes. No worms or eggs were found in four of the animals tested. Bubalus bubalis appears to be refractory for S. mansoni. ...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Coelho PM,Lima WS,Nogueira RH

更新日期：1989-07-01 00:00:00

abstract：INTRODUCTION:The present study aimed to assess the seroprevalence and spatial distribution of Neospora caninum and Toxoplasma gondii in dogs. METHODS:Blood samples (n = 241) were collected and analyzed for the presence of anti-N. caninum and anti-T. gondii antibodies. The spatial distribution was evaluated using kerne...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Souza IB,Fernandes PR,Silva TRM,Santos CVB,Silva NMMD,Ubirajara Filho CRC,Carvalho GA,Alves LC,Mota RA,Ramos RAN

更新日期：2019-04-11 00:00:00

abstract：:Some epidemiological characteristics of head lice, Pediculus capitis, were studied using two procedures: cut hair analysis and head inspection. Higher prevalence rates were observed in the middle and at the end of the school terms. Both procedures indicated that children were the main reservoir for this type of pedicu...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Borges R,Silva JJ,Rodrigues RM,Mendes J

更新日期：2007-03-01 00:00:00

abstract：INTRODUCTION:The outbreak occurred between February and June 2006 and included identification of the cases, analysis of medical records, cultures from environmental sources, resistance analyses and genotyping profile of Serratia marcescens. METHODS:The cultures were composed of 13 blood isolates, 17 rectal and hand sw...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Lima KV,Carvalho RG,Carneiro IC,Lima JL,Sousa Cde O,Loureiro EC,Sá LL,Bastos FC

更新日期：2011-01-01 00:00:00

abstract：:In vivo antimalarial drug efficacy studies of uncomplicated Plasmodium falciparum malaria at an isolated site in the Amazon basin of Peru bordering Brazil and Colombia showed >50% RII/RIII resistance to sulfadoxine-pyrimethamine but no evidence of resistance to mefloquine. ...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Magill AJ,Zegarra J,Garcia C,Marquiño W,Ruebush TK 2nd

更新日期：2004-05-01 00:00:00

abstract：:From May 2000 to January 2001 four, 15 hour-long collections of phlebotomine were done to the insect monitoring. The collection was done in an area of infection of American cutaneous leishmaniasis in the basin of the Araguari River in the municipality of Uberlandia (MG). The first collection was made in May (a cold, d...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Lemos JC,Lima Sdo C

更新日期：2005-01-01 00:00:00

abstract：:Two patients with concomitant leptospirosis and the acquired immunodeficiency syndrome (AIDS) are reported. In these cases different clinical aspects that can be attributed to simultaneity of these pathologies was not observed. ...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： da Silva MV,Batista L,Camargo ED,Leitão PA,Szalkay VG,Rosenthal C,Vaz AJ,de Souza AM

更新日期：1990-10-01 00:00:00