Search of intravascular hemolysis in patients with the cutaneous form of loxoscelism.

abstract：:The aim of this study was to evaluate the concordance between two versions of the scoring system (2011 and 2019), recommended by the Brazilian Ministry of Health, for the diagnosis of pulmonary tuberculosis (PTB) in children and adolescents. A retrospective descriptive study was performed to assess the medical records...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Carvalho RF,Carvalho ACC,Velarde LGC,Rossoni AMO,Aurilio RB,Sias SMA,Schmidt CM,Moreira ADSR,Martins PDS,Gonçalves LI,Martire TM,Barbosa APF,Santos APQD,Romanelli RMC,Oliveira MDGR,Diniz LMO,Carvalho AL,Lucena SC,Cruz

更新日期：2020-10-30 00:00:00

abstract：:A 25-year-old male without prior co-morbidities was admitted to hospital with Fusobacterium necrophorum bacteremia, where he was found to have liver and splenic abscesses. Further evaluation with echocardiography revealed a bicuspid aortic valve with severe insufficiency and a 1.68 x 0.86 cm vegetation. The patient re...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Handler MZ,Miriovsky B,Gendelman HE,Sandkovsky U

更新日期：2011-05-01 00:00:00

abstract：:We all hope that biotechnology will answer some social and economical unavoidable requirements of the modern life. It is necessary to improve agriculture production, food abundance and health quality in a sustainable development. It is indeed a hard task to keep the progress on taking into account the rational use of ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Simões-Barbosa A,Simões Barbosa C,Simões Barbosa F

更新日期：2001-07-01 00:00:00

abstract：:The dissemination of the giant African snail Achatina fulica in several countries has triggered a great number of studies on the mollusk, including those on zoonoses related to health in humans. The current research is a scientific survey on articles published in four databases, namely, PubMed, Bireme, Scielo and Lila...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Pavanelli GC,Yamaguchi MU,Calaça EA,Oda FH

更新日期：2017-04-13 00:00:00

abstract：:Cerebral phaeohyphomycosis ("chromoblastomycosis") is a rare intracranial lesion. We report the first human culture-proven case of brain abscesses due to Fonsecaea pedrosoi in Brazil. The patient, a 28 year-old immunocompetent white male, had ocular manifestations and a hypertensive intracranial syndrome. Magnetic res...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Nóbrega JP,Rosemberg S,Adami AM,Heins-Vaccari EM,Lacaz Cda S,de Brito T

更新日期：2003-07-01 00:00:00

abstract：:The Mato Grosso do Sul State (MS) has the second-largest indigenous population and the highest incidence rates of TB among indigenous people in Brazil. However, little is known about the risk factors associated with active TB in indigenous people in the region, especially regarding socioeconomic factors. The aim of th...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Malacarne J,Kolte IV,Freitas LP,Orellana JDY,Souza MLP,Souza-Santos R,Basta PC

更新日期：2018-10-25 00:00:00

abstract：:Capnocytophaga is a group of facultative anaerobic gram-negative bacteria present in the oral cavity of humans, dogs and cats, as part of their normal oral flora. Here, we described two cases of bloodstream infections (BSI) caused by Capnocytophaga in neutropenic autologous hematopoietic stem cell transplantation (aut...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Mendes FR,Bruniera FR,Schmidt J,Cury AP,Rizeck C,Higashino H,Oliveira FN,Rossi F,Rocha V,Costa SF

更新日期：2020-01-01 00:00:00

abstract：:The aim of this cross-sectional study was to determine, among medical students at a public university in Rio de Janeiro, Brazil, the acceptance of the pandemic influenza A/H1N1 vaccine during the 2010 mass immunization campaign and the vaccine safety in this group and, among unvaccinated students, the reasons for refu...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Souza EP,Teixeira Mde S

更新日期：2012-03-01 00:00:00

abstract：:A cross-sectional study was carried out among 996 volunteer blood donors enrolled from May 1999 to December 1999 to determine the seroprevalence of hepatitis E virus (HEV) infection among volunteer blood donors of the Regional Blood Bank of Londrina, State of Paraná, Brazil, and to evaluate whether the rate of seropre...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Bortoliero AL,Bonametti AM,Morimoto HK,Matsuo T,Reiche EM

更新日期：2006-03-01 00:00:00

abstract：:Neurocysticercosis (NC), the presence of Taenia solium metacestodes in tissues, is the most frequent and severe parasitic infection of the central nervous system. We investigated the presence of total IgE by an automated chemiluminescence assay in 53 paired cerebrospinal fluid (CSF) and serum samples from patients wit...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Bueno EC,Vaz AJ,Machado Ld,Livramento JA

更新日期：2000-03-01 00:00:00

abstract：:Twenty seven cases of neurocysticercosis, with clinical picture of acute meningitis, are described. Twenty (74.1%) patients are male; the age was 4 to 42 years (23.6 +/- 11.7 years). The etiologic diagnosis was defined by the complement fixation test (Weinberg) and/or enzyme-linked immunosorbent assay (ELISA) for cyst...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Bonametti AM,Baldy JL,Bortoliero AL,de Maio CM,Passos Jdo N,Takata PK,de Pauli DS,Guimarães JC,Anzai ET,Elisbão Mdo C

更新日期：1994-01-01 00:00:00

abstract：:An epidemiological survey with histoplasmin skin test was performed in 392 poultry farmers and 265 workers considered without occupational risk of exposition to Histoplasma capsulatum, etiologic agent of histoplasmosis. The results were positive in 28.8% and 13.2% in both groups respectively. Statistically, there was ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Suárez Hernández M,Fernández Andreu CM,Estrada Ortiz A,Cisneros Despaigne E

更新日期：1992-07-01 00:00:00

abstract：:A 37-year-old male patient, Fitzpatrick skin phototype IV, a student living in Belem, Amazon region, in 2015 had a confirmed diagnosis of acquired immunodeficiency virus (HIV) infection, but did not initiate antiretroviral treatment at his own option. Three years after the diagnosis, erythematous maculae appeared on t...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Pires CAA,Monteiro JCMS,Rego RM,Lodi VJC

更新日期：2020-01-17 00:00:00

abstract：:Several methods have been used for the preservation of fungi, all of them presenting advantages and disadvantages. The choice of the methods depends upon the laboratory availabilities, time of preservation, genetic stability of the cultures and other factors. In this work the results obtained through the utilization o...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Rodrigues EG,Lírio VS,Lacaz Cda S

更新日期：1992-03-01 00:00:00

abstract：:Dengue is a viral disease, caused by an arbovirus of the genus Flavivirus. In Brazil, its incidence rate is high with a broad clinical spectrum. This report discusses a rare case of dengue associated with cutaneous leukocytoclastic vasculitis and pericardial effusion with eminence of cardiac tamponade in a previously ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Costa LAD,Santos EF,Feitoza EMBA,Yamashita M,Andrade JC,Sousa PVL

更新日期：2020-12-18 00:00:00

abstract：:This study presents the results of T. mentagrophytes inoculation in the cheek pouch of the hamster, an immunologically privileged site. Forty two animals were used: 21 inoculated with 10(6) fungi in the cheek pouch (group 1) and 21 inoculated initially with 10(6) fungi in the foot pad and 15 days later in the cheek po...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： de Arruda MS,Gilioli S,Vilani-Moreno FR

更新日期：2001-01-01 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：:Extended-spectrum beta-lactamases (ESBL) in enterobacteria are recognized worldwide as a great hospital problem. In this study, 127 ESBL-producing Enterobacteriaceae isolated in one year from inpatients and outpatients at a public teaching hospital at São Paulo, Brazil, were submitted to analysis by PCR with specific ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Dropa M,Balsalobre LC,Lincopan N,Mamizuka EM,Murakami T,Cassettari VC,Franco F,Guida SM,Balabakis AJ,Passadore LF,Santos SR,Matté GR,Matté MH

更新日期：2009-07-01 00:00:00

abstract：:Patients infected with the Human Immunodeficiency Virus (HIV) often have opportunistic infections, among which strongyloidiasis and coccidiosis are the most common parasitic infections that aggravate their health status. This study examined the prevalence of intestinal parasites, particularly of Strongyloides stercora...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Barcelos NB,Silva LFE,Dias RFG,Menezes Filho HR,Rodrigues RM

更新日期：2018-03-08 00:00:00

abstract：:Public parks are leisure environments widely used by both, adults and children, often accompained by their pets. Soil contamination of these environments by enteric viruses and intestinal parasites occurs through these animals feces. The aim of this work was to detect Carnivore protoparvovirus 1 (CPV-1) and different ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Eisen AKA,Demoliner M,Oliveira KG,Troian EA,Mallmann L,Filippi M,Almeida PR,Spilki FR

更新日期：2019-11-25 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：:The effect of anesthetic drugs on the localization of adult worms in albino mice was compared. The animals with 56 days of infection were anesthetized with pentobarbital sodium, ether or chloroform. Perfusion was carried out immediately after, recovering the worms and classifying them in relation to their localization...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Machado e Silva JR,de Lima MA,Rodrigues e Silva R,Maldonado Júnior A,Presgrave OA,Rey L

更新日期：1993-07-01 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

abstract：:Numerous pulmonary schistosome egg granulomas were present in mice submitted to partial portal vein ligation (Warren's model). The granulomas were characterized by cellular aggregations formed within alveolar tissue. Main cellular types were macrophages (epithelioid cells), eosinophils, plasma cells and lymphocytes. T...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Vidal MR,Barbosa Júnior AA,Andrade ZA

更新日期：1993-09-01 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：:This case report describes the findings of a 18 year-old black male from Bahia, a Northeastern state in Brazil, with the sickle cell trait, who developed bilateral hyphema and vitreous hemorrhage with blindness in the course of leptospirosis. The patient started to complain of blurred vision four days after the start ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Costa E,Lopes AA,Sacramento E,Santos PA

更新日期：2000-09-01 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：:Fasciola hepatica somatic antigen, its partially purified fractions and excretion-secretion products were investigated as to serological, electrophoretic and biological properties. In a Sephadex G-100 column (SG-100), Fasciola hepatica total antigen (FhTA) gave 5 fractions, and SDS-PAGE analysis showed they were glyco...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Cervi LA,Rubinstein H,Masih DT

更新日期：1992-11-01 00:00:00

abstract：:The authors reported one case of eumycotic mycetoma due to Madurella grisea (black grains) occurred on the right foot of the patient studied. The structure, microscopic morphology and therapeutic evolution are also studied and reported. ...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： Belda Júnior W,Cucé LC,Dias MC,Lacaz Cda S

更新日期：1989-05-01 00:00:00

abstract：:The snail density, levels of infection and the monthly production of Schistosoma mansoni cercariae by Biomphalaria glabrata were determined in a focus of Barreiro de Baixo (Belo Horizonte, MG, Brazil). During a period of 38 months (1984 to 1987) 5,366 snails were collected of which 324 (6.03%) were infected with S. ma...

journal_title：Revista do Instituto de Medicina Tropical de Sao Paulo

authors： de Souza CP,Araújo N,Jannotti-Passos LK,Guimarães CT

更新日期：1994-11-01 00:00:00