Hantavirus pulmonary syndrome in the Province of Rio Negro, Argentina, 1993-1996.

abstract：:Tuberculous brain abscesses in AIDS patients are considered rare with only eight cases reported in the literature. We describe the case of a 34-year-old woman with AIDS and previous toxoplasmic encephalitis who was admitted due to headache and seizures. A brain computed tomography scan disclosed a frontal hypodense le...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Vidal JE,Cimerman S,da Silva PR,Sztajnbok J,Coelho JF,Lins DL

更新日期：2003-03-01 00:00:00

abstract：:The insecticidal effect of six commercially available plant oils was tested against 4th larval instars of Culex pipiens. Larvae were originally collected from Meit El-Attar, Qalyubia Governorate, Egypt, and then reared in the laboratory until F1 generation. The LC50 values were 32.42, 47.17, 71.37, 83.36, 86.06, and 1...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Khater HF,Shalaby AA

更新日期：2008-03-01 00:00:00

abstract：:The circulation of arboviruses throughout the world and the maintenance of lymphatic filariasis endemicity in tropical countries, combined with the lack of vaccines and specific treatments, highlight the importance of reducing the populations of mosquitoes involved in the transmission of these pathogens, Aedes aegypti...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Xavier MDN,Rodrigues MP,Melo DCTV,Santos EMM,Barbosa RMR,Oliveira CMF

更新日期：2020-11-27 00:00:00

abstract：:Staphylococcal Coagglutination was used as method for a rapid identification of mycoplasmas that could be performed by non specialized laboratories. Suspensions of Staphylococcus aureus (Cowan I) sensitized with rabbit antibodies against NCTC mycoplasma strains have identified these microorganisms and the strains isol...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Timenetsky J,Curcio M

更新日期：1993-11-01 00:00:00

abstract：:The 4-year study (1987-1990) covered the major clinical-epidemiological characteristics of pneumonia in children as diagnosed at the emergency service of the Children's Hospital, as well as etiologies, and factors involved in the most severe cases. Etiology was determined in 47.7% of the 541 pneumonia cases, involving...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Hortal M,Suarez A,Deleon C,Estevan M,Mogdasy MC,Russi JC,Contera M,Meny M

更新日期：1994-05-01 00:00:00

abstract：:Forty children with a diagnosis of Visceral Toxocariasis were evaluated prospectively from February 1982 to June 1989. Diagnosis was established by clinical, laboratory and serological (ELISA - ES Toxocara canis antigen) evaluations. A great clinical polymorphism was found in our patients, ranging from unspecific or a...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Jacob CM,Pastorino AC,Peres BA,Mello EO,Okay Y,Oselka GW

更新日期：1994-01-01 00:00:00

abstract：:In order to contribute to a better understanding of the forms of acquisition of hepatitis C virus (HCV) in Brazil, with special emphasis on sexual transmission, we determined the presence of HCV infection in regular partners and in non-sexual home communicants of blood donors seen at Fundação Pró-Sangue Hemocentro de ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Tengan FM,Eluf-Neto J,Cavalheiro NP,Barone AA

更新日期：2001-05-01 00:00:00

abstract：:Systemic fungal infections are responsible for high mortality rates. Several species of fungi may be involved, but Candida spp. is the most prevalent. Simvastatin is used to lower cholesterol and also exhibits antifungal action. The aim of this study was to evaluate the synergistic action of simvastatin with fluconazo...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Menezes EA,Vasconcelos Júnior AA,Silva CL,Plutarco FX,Cunha Mda C,Cunha FA

更新日期：2012-08-01 00:00:00

abstract：:Two cases of spontaneous bacterial peritonitis (SBP) caused by Listeria monocytogenes in cirrhotic patients are reported. In one of the cases, the microorganism was isolated from pleural effusion and ascites. SBP is a serious and common complication of patients with ascites caused by hepatic cirrhosis and the culture ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Toyoshima MT,Apanavicius A,de Matos Soeiro A,de Almeida GM,Arai MH

更新日期：2006-09-01 00:00:00

abstract：:Cytomegalovirus (CMV) infection is the most common congenital infection, affecting 0.4% to 2.3% newborns. Most of them are asymptomatic at birth, but later 10% develop handicaps, mainly neurological disturbances. Our aim was to determine the prevalence of CMV shed in urine of newborns from a neonatal intensive care un...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Santos DV,Souza MM,Gonçalves SH,Cotta AC,Melo LA,Andrade GM,Brasileiro-Filho G

更新日期：2000-05-01 00:00:00

abstract：:Rotavirus and pathogenic free-living amoebae are causative agents of important health problems, especially for developing countries like Pakistan where the population has limited access to clean water supplies. Here, we evaluated the prevalence of rotavirus and free-living amoebae (Acanthamoeba spp., Balamuthia mandri...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Yousuf FA,Siddiqui R,Khan NA

更新日期：2017-06-01 00:00:00

abstract：:Intestinal parasitic infections are prevalent throughout many countries. This study aimed to determine the prevalence of intestinal parasite carriers among 21,347 expatriate workers, including food handlers and housemaids attending the public health center laboratory in Sharjah, UAE. Stool sample collection was perfor...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Dafalla AIA,Almuhairi SASO,AlHosani MHJ,Mohamed MY,Alkous MIA,AlAzzawi MA,Abakar AD,Nour BYM,Hasan H,AbuOdeh RO,ElBakri A

更新日期：2017-12-21 00:00:00

abstract：:Two cases of ectopic cutaneous schistosomiasis are described. Both patients presented with abdominal papular skin lesions, which on biopsy were found to contain granulomas with Schistosoma mansoni eggs. Twenty-five other cases were retrieved from the literature. Most patients were female, mean age 24.9 year, with a pr...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Andrade Filho Jde S,Lopes MS,Corgozinho Filho AA,Pena GP

更新日期：1998-07-01 00:00:00

abstract：:Immunosuppressed animals respond poorly to schistosomal chemotherapy and a proper response can be restored by the administration of immune serum. Present study attempts to search whether immunological stimulation would increase drug effectiveness. Swiss mice infected with 50 S. mansoni cercariae were later treated wit...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Silva LM,Andrade ZA

更新日期：1997-01-01 00:00:00

abstract：:The aim of this study was to validate the rapid lateral flow Helicobacter pylori stool antigen test (One step H. pylori antigen test, ACON laboratories, San Diego, USA; Prime diagnostics, São Paulo), using 13C-Urea Breath Test as the gold standard for H. pylori infection diagnosis. A total of 98 consecutive patients, ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Silva JM,Villares CA,Monteiro Mdo S,Colaúto C,dos Santos AF,Mattar R

更新日期：2010-05-01 00:00:00

abstract：:This study aims to assess the association between schistosomiasis and hookworm infection with hemoglobin levels of schoolchildren in northern Mozambique. Through a cross-sectional survey, 1,015 children from five to 12 years old in the provinces of Nampula, Cabo Delgado and Niassa were studied. Hookworm infection and ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Casmo V,Augusto G,Nala R,Sabonete A,Carvalho-Costa FA

更新日期：2014-05-01 00:00:00

abstract：:A proven case of human infection caused by Angiostrongylus costaricensis is reported for the first time in Venezuela. The patient was a 57-year-old female surgically operated because of signs of peritonitis with a palpable mass at the lower right quadrant of the abdomen. WBC count reported 16,600 cells/mm3, with 46% e...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Incani RN,Caleiras E,Martín M,González C

更新日期：2007-05-01 00:00:00

abstract：:The availability of an ultramicroanalytic system (SUMA) and species-specific antigen of M. leprae obtained by chemical synthesis, have made possible the standardization and validation of an ultramicroELISA assay for detecting specific human IgM antibodies to this mycobacterium. The specificity of this test to demonstr...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Laferte J,Abreu EG,Robaina R,Verez V

更新日期：1991-11-01 00:00:00

abstract：:In late 2019, the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) emerged as the cause of a cluster of pneumonia cases in China, and the corresponding disease was designated as Coronavirus Disease 2019 (COVID-19), spreading quickly around the world resulting in a pandemic. COVID-19 is associated with a se...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Vechi HT,Maia LR,Alves MDM

更新日期：2020-09-04 00:00:00

abstract：:Physical examination of nails was carried out in 210 elderly patients and nail scrapings were obtained from onychomycosis suggested lesions in order to determine their causative agents, incidence and clinical characteristics. Diagnostic was confirmed by the isolation of the agents from 74 patients, mainly from toe-nai...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Rodríguez-Soto ME,Fernández-Andreu CM,Moya Duque S,Rodríguez Díaz RM,Martínez-Machín G

更新日期：1993-05-01 00:00:00

abstract：:Intestinal parasites are a problem for public health all over the world. The infection with Blastocystis, a protozoan of controversial pathogenicity, is one of the most common among them all. In this study, the occurrence of intestinal parasites, with emphasis on Blastocystis, in patients at the Universidade Federal d...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Cabrine-Santos M,Cintra Edo N,do Carmo RA,Nascentes GA,Pedrosa AL,Correia D,Oliveira-Silva MB

更新日期：2015-05-01 00:00:00

abstract：:A panoramic sight of epidemiological, clinical and experimental studies, referring to Loxosceles laeta and loxoscelism, carried out in 1955-1988, in Santiago, Chile is presented. Two-hundred and sixteen cases of loxoscelism were studied. The most relevant features were: 84.3% corresponded to cutaneous loxoscelism (CL)...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Schenone H,Saavedra T,Rojas A,Villarroel F

更新日期：1989-11-01 00:00:00

abstract：:Cystic echinococcosis (CE) is a globally parasitic zoonosis caused by larval stages of Echinococcus granulosus. This study investigated E. granulosus genotypes isolated from livestock and humans in the Golestan province, northern Iran, southeast of the Caspian sea, using partial sequencing data of the cytochrome c oxi...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Sharbatkhori M,Tanzifi A,Rostami S,Rostami M,Fasihi Harandi M

更新日期：2016-01-01 00:00:00

abstract：:A comparative study of the "in vitro" susceptibility of 24 Cryptococcus strains to 5 antifungal drugs (amphotericin B, 5 fluorocytosine, miconazole, itraconazole and ketoconazole), was carried out. These strains were grouped according to species, varieties and isolation's origins. The minimum inhibitory concentration ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Bava AJ,Negroni R

更新日期：1989-09-01 00:00:00

abstract：:Abdominal angiostrongyliasis is a parasitic disease caused by Angiostrongylus costaricensis, a metastrongylid nematode with wide geographic distribution, occurring from the United States to Argentina. In Brazil, the disease has been reported from the States of Rio Grande do Sul, Santa Catarina, Paraná, São Paulo, Fede...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Pena GP,Andrade Filho J,de Assis SC

更新日期：1995-07-01 00:00:00

abstract：:Cryo-microtome sections of larvae of Strongyloides stercoralis and S. ratti respectively obtained from human and rat feces cultures, were used as antigens. Fluoresceinate conjugates against human IgG were employed at the ideal titer of 10 for S. stercoralis and 100 for S. ratti. The sensitivity of the indirect immunof...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Costa-Cruz JM,Bullamah CB,Gonçalves-Pires Mdo R,Campos DM,Vieira MA

更新日期：1997-11-01 00:00:00

abstract：:The aim of the present work was to determine the prevalence of IgG and IgM anti-Toxoplasma gondii antibodies and the factors associated to the infection in pregnant women attended in Basic Health Units in Rolândia, Paraná, Brazil. The sample was divided in two groups: group I (320 pregnant women who were analyzed from...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Dias RC,Lopes-Mori FM,Mitsuka-Breganó R,Dias RA,Tokano DV,Reiche EM,Freire RL,Navarro IT

更新日期：2011-07-01 00:00:00

abstract：:Supernatant of boiled spleen saline-suspensions of Yersinia pestis experimentally infected animals were used as template for PCR amplification without DNA extraction. PCR sensitivity was enhanced by a second round of amplification (Nested). No amplification was observed from non-infected animals. ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Leal NC,Abath FG,Alves LC,de Almeida AM

更新日期：1996-09-01 00:00:00

abstract：:Systematic examination of the upper respiratory and digestive tracts (URDT) was performed in a group of 80 paracoccidioidomycosis (PCM) patients submitted to post-treatment follow-up ranging from 8 months to 17 years. Mucosae of the URDT had been involved prior to specific treatment in 74 patients, distributed as foll...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： do Valle AC,Aprigliano Filho F,Moreira JS,Wanke B

更新日期：1995-09-01 00:00:00

abstract：:A case of subcutaneous phaeohyphomycosis caused by Cladophialophora sp. is reported. The patient, an immunosuppressed host presented a nodule on the dorsum of the right hand which relapsed four months after excision. Dematiaceous septate hyphal and yeast like elements were seen in mycological and histological examinat...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Fernandes NC,Nacif D,Akiti T,Cuzzi T

更新日期：2007-03-01 00:00:00