Decreased uric acid levels in the acute phase of Plasmodium vivax malaria.

abstract：INTRODUCTION:The diagnostic accuracy of Xpert MTB/RIF (Xpert) in pulmonary tuberculosis (PTB) in children is lower than in adults. In Brazil, the diagnosis of PTB is based on a diagnostic score system (DSS). This study aims to study the role of Xpert in children and adolescents with PTB symptoms. METHODS:cross-section...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Aurilio RB,Luiz RR,Land MGP,Cardoso CAA,Kritski AL,Sant'Anna CC

更新日期：2020-09-25 00:00:00

abstract：:Interaction between clinical infection, vector, and population serotype immunity defines dengue epidemic risk. An endemic-sporadic epidemiological situation is an acceptable control target in metropolitan regions deficient in urban upgrading, sanitation, and health agents' access to residences, besides low residual po...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Marzochi KB

更新日期：2004-09-01 00:00:00

abstract：:Cats are the definitive hosts of Toxoplasma gondii. Infected cats excrete oocysts in their feces, infecting humans and other animals. The objective of the present study was to determine the presence of anti-Toxoplasma antibodies in cat owners and their pets, and determine if there was a relationship between Toxoplasma...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Galván Ramírez ML,Sánchez Vargas G,Vielma Sandoval M,Soto Mancilla JL

更新日期：1999-09-01 00:00:00

abstract：:The production of phospholipase and proteinase exoenzymes was evaluated in seventy nine samples of Candida isolated from the oral cavity of patients with oral lesions characteristic of candidosis and from individuals presenting a clinically normal mouth, attended at the University of Dentistry of Ribeirão Preto USP. A...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Candido RC,Azevedo RV,Komesu MC

更新日期：2000-09-01 00:00:00

abstract：INTRODUCTION:Human T cell lymphotropic virus type 1 (HTLV-I) myelopathy (HAM/TSP) is a progressive disabling disorder. This work aimed to analyze clinical features and epidemiology in a sample of HAM/TSP. METHODS:All HTLV-1 infected patients with diagnostic criteria for HAM/TSP, consecutively admitted to the Sarah Hos...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Champs AP,Passos VM,Barreto SM,Vaz LS,Ribas JG

更新日期：2010-11-01 00:00:00

abstract：:In 1992, a dog naturally infected with Leishmania was found in a periurban area of Sabará, state of Minas Gerais, where human cutaneous leishmaniasis had been previously described. The parasite was classified as Leishmania, subgenus Viannia, which L. braziliensis, the main species of parasite present in the southeast ...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Passos VM,Andrade AC,Silva ES,Figueiredo EM,Falcão AL

更新日期：1996-07-01 00:00:00

abstract：:Clinical presentation of paracoccidioidomycosis (PCM) can be diverse. Morphology and quantity of skin lesions depends on interactions between host immunity and fungus virulence. Diagnosis can be a challenge considering that this fungus has low virulence and some individuals have immunity to microorganism, which result...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Abreu MAMM,Lastória JC,Mattos ALA,Alchorne MMA

更新日期：2017-03-01 00:00:00

abstract：INTRODUCTION:Over the last recent years, the number of Q fever cases have has increased throughout the world. An epidemiological investigation was performed in the area in which the first molecular documentation of Q fever in Brazil was previously reported. METHODS:Indirect immunofluorescence assay (IFA) and PCR of Co...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Mares-Guia MA,Rozental T,Guterres A,Gomes R,Almeida DN,Moreira NS,Barreira JD,Favacho AR,Santana AL,Lemos ER

更新日期：2014-03-01 00:00:00

abstract：INTRODUCTION:This study aimed to estimate the prevalence of HBV infection and associated factors among prison inmates in Campo Grande, MS. METHODS:A total of 408 individuals were interviewed regarding sociodemographic characteristics, associated factors and HBV vaccination using a standardized questionnaire. Blood sam...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Stief AC,Martins RM,Andrade SM,Pompilio MA,Fernandes SM,Murat PG,Mousquer GJ,Teles SA,Camolez GR,Francisco RB,Motta-Castro AR

更新日期：2010-09-01 00:00:00

abstract：INTRODUCTION:Rodent-borne hantaviruses cause severe human diseases. We completed a serological survey of hantavirus infection in rural inhabitants of Turvo County, in the southern State of Santa Catarina, Brazil, in which seropositivity for hantavirus was correlated to previous disease in the participants. METHODS:The...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Pereira GW,Teixeira AM,Souza MS,Braga AD,Santos Junior GS Jr,Figueiredo GG,Figueiredo LT,Borges AA

更新日期：2012-02-01 00:00:00

abstract：:Evlachovaea sp was tested on nymphs of 5 Triatoma spp 5 Rhodnius spp, Panstrongylus herreri and Dipetalogaster maximus at 25 degrees C, 75% humidity and humidity >98%. Most species showed susceptibility to fungal infection at high humidity. Mortality was reduced at 75% humidity. Fungal development was observed on 69.5...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Luz C,Rocha LF,Silva IG

更新日期：2004-03-01 00:00:00

abstract：INTRODUCTION:This paper presents the results of an extensive survey of freshwater mollusks in the Simplício Queda Única Hydroelectric Development area, Southeast Brazil. METHODS:Mollusks were collected between 2008 and 2013. All specimens were examined for the presence of larval trematodes. RESULTS:In total, 12,507 s...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Fernandez MA,Silva EFD,Esteves RA,Thiengo SC

更新日期：2018-09-01 00:00:00

abstract：:In Brazil, a high prevalence of cytomegalovirus (CMV) infection has been documented. In immunocompetent adults CMV infection is usually asymptomatic and therefore morphologic and immunophenotypic bone marrow changes have rarely been described. The authors report the case of a previously healthy patient who developed f...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Magalhães SM,Duarte FB,Vassallo J,Costa SC,Lorand-Metze I

更新日期：2001-07-01 00:00:00

abstract：INTRODUCTION:Leptospirosis is caused by a bacterium of the genus Leptospira. This study aimed at investigating the seroprevalence of and risk factors for leptospirosis in humans in Manaus, State of Amazonas. METHODS:Interviews were performed, and 1,000 blood serum samples were examined using a microscopic agglutinatio...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Silva LA,Lima KM,Fernandes OC,Balassiano IT,Avelar KE,Jesus MS

更新日期：2016-09-01 00:00:00

abstract：:This study sought for evidence of previous CMV infection in patients of a general hospital serving the low income population of Rio de Janeiro. An enzyme immunoassay was used to detect anti-CMV antibodies in 713 typical hospital patients classified into eight different groups. Positive tests were found in 87% of pregn...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Suassuna JH,Leite LL,Villela LH

更新日期：1995-04-01 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：:Vancomycin is the first-line agent for the treatment of bacteremia, endocarditis, pneumonia, cellulitis, and osteomyelitis. Pancytopenia is an uncommon adverse effect of vancomycin therapy, with only a few cases of vancomycin-related neutropenia and pancytopenia described in the literature. We describe a case of a 56-...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Gupta S,Sharma S,Menon N,Ahuja S,Dahdouh M

更新日期：2016-04-01 00:00:00

abstract：:This study evaluates the effectiveness of the Schistosomiasis Control Program, PCE, in Cachoeira, state of Bahia-Brazil, in Paraguaçu Basin Area. Data comes from PCE-111 cards of SUCAM/FNS, which are routinely registered in the 111 villages identified during the study follow up, 1982-1992. The S. mansoni infection was...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Santana VS,Teixeira Mda G,Santos CC

更新日期：1996-03-01 00:00:00

abstract：:Mucocutaneous leishmaniasis (MCL) is a chronic infection that can affect the skin and mucous membranes. We report a case of oral, nasopharyngeal, and penile lesions in a 35-year-old cocaine user. The patient presented with ulcerated lesions in 2014. Histopathologic analysis revealed amastigotes, and serological test r...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Sbroglio LL,Maiolini VM,Rabelo IMMA,Giraldelli GA,Tuccori LP,Cunha RG

更新日期：2020-06-22 00:00:00

abstract：:We retrospectively analyzed a series of 151 cases of cutaneous leishmaniasis treated between 1967 and 1982. One-hundred-and-thirty-nine (92%) patients presented with active lesions and were treated with daily doses of meglumine antimoniate: 81 adults received a 5-ml vial IM and 58 children received 1 to 5 ml. Forty-fi...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Schubach Ade O,Marzochi KB,Moreira JS,Schubach TM,Araújo ML,Vale AC,Passos SR,Marzochi MC

更新日期：2005-05-01 00:00:00

abstract：INTRODUCTION:An epidemiological study was undertaken to identify determinant factors in the occurrence of American cutaneous leishmaniasis in areas under the influence of hydroelectric plants in Paranapanema river, State of Paraná, Brazil. The ecological aspects of the phlebotomine fauna were investigated. METHODS:San...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Cruz MF,Galati EA,Cruz CF

更新日期：2012-07-01 00:00:00

abstract：:The presence of rickettsial infection was surveyed in 3,545 Amblyomma cajennense ticks and 2,666 Amblyomma dubitatum ticks. Using the hemolymph test, polymerase chain reaction and isolation of Rickettsia in cell cultures, all of the Amblyomma cajennense were negative, whereas 634 (23.8%) of the Amblyomma dubitatum tic...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Pacheco RC,Horta MC,Pinter A,Moraes-Filho J,Martins TF,Nardi MS,Souza SS,Souza CE,Szabó MP,Richtzenhain LJ,Labruna MB

更新日期：2009-05-01 00:00:00

abstract：:Serum samples were obtained from 208 individuals in Londrina, Paraná, Brazil. The serum were analysed for leptospiral agglutinins by agglutination microscopic tests and 28.4% were positive. The highest positivity was found for the serum of garbage collector (46.7%). ...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Vasconcelos LM,Cisalpino EO,Vieira MN,Koury MC

更新日期：1992-10-01 00:00:00

abstract：INTRODUCTION.:This study aimed to evaluate different methods for differentiation of species of coagulase-negative staphylococci (CoNS) that caused infections in hospitalized immunocompromised patients. METHODS.:A total of 134 CoNS strains were characterized using four different methods. RESULTS. :The results of matri...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Trevisoli LE,Bail L,Rodrigues LS,Conte D,Palmeiro JK,Dalla-Costa LM

更新日期：2018-01-01 00:00:00

abstract：:Serologic studies in Brazil have indicated a 25% to 56% prevalence of dengue virus infections. However, these studies were carried out in populations of middle-sized and larger cities. The present study describes two epidemics of classic dengue fever in two small cities in the State of Bahia. The first occurred in 198...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Vasconcelos PF,Mota K,Straatmann A,Santos-Torres S,da Rosa AP,Tavares Neto J

更新日期：2000-01-01 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 is caused by Trypanosoma cruzi. Wild and perianthropic mammals maintain the infection/transmission cycle, both in their natural habitat and in the peridomestic area. The aim of this paper was to present the results from a study on wild rodents in the central and northern regions of San Luis ...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Brigada AM,Doña R,Caviedes-Vidal E,Moretti E,Basso B

更新日期：2010-05-01 00:00:00

abstract：:Xacriabá Indian Reserve is situated in the north of Minas Gerais State, Brazil, near the municipality of Manga and São Francisco River. The Indian population is miscegenated with caucasian and negroid people and have farming activities. Blood samples were collected from 180 inhabitants of the reserve (85 men and 95 wo...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Martinez R,Vitali LH,Henriques JH,Machado AA,Albernaz A,Lima AA

更新日期：2002-07-01 00:00:00

abstract：:The population aging in Brazil was associated with the alterations in the morbimortality of the population. The aim of this study was to verify the causes of death and other pathological processes in autopsied elderly. The elderly with 60 years or more in the period from 1976 to 1998 represented 394 cases (24.4%). The...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： de Oliveira FA,dos Reis MA,Castro EC,da Cunha SF,Teixeira Vd Vde P

更新日期：2004-01-01 00:00:00

abstract：INTRODUCTION:Staphylococcal species are pathogens that are responsible for outbreaks of foodborne diseases. The aim of this study was to investigate the prevalence of enterotoxin-genes and the antimicrobial resistance profile in staphylococcus coagulase-negative (CoNS) and coagulasepositive (CoPS) isolates from black p...

journal_title：Revista da Sociedade Brasileira de Medicina Tropical

authors： Moura TM,Campos FS,d'Azevedo PA,Van Der Sand ST,Franco AC,Frazzon J,Frazzon AP

更新日期：2012-10-01 00:00:00