Results: 3204

Occurrence of the vanA gene in Staphylococcus epidermidis from nasopharyngeal secretion of Health-Care Workers, Recife, Brazil

Abstract INTRODUCTION: The increasing reports of vancomycin-resistant Staphylococcus strains (VRS) haves caused concern worldwide, from the laboratory detection to patient management. This study aimed to identify the occurrence of VRS strains among healthcare professionals from a university hospital. ...

Prevalence of metallo-β-lactamase-encoding genes among carbapenem-resistant pseudomonas aeruginosa strains isolated from burn patients in Iran

Abstract Carbapenem-resistant Pseudomonas aeruginosa (CRPA) has been considered a major cause of infection and mortality in burn patients, especially in developing countries such as Iran. One of the most common mechanisms of carbapenem resistance is production of metallo-β-lactamases [(MBLs), includ...

A rare case of gastric mucormycosis in an immunocompetent patient

Abstract We report the case of a 23-year-old immunocompetent patient who presented at the emergency department of a Brazilian hospital with epigastric pain and fever. After an investigation that included a computed tomography scan and upper gastrointestinal endoscopy with biopsy, a diagnosis of mucormyco...

Infecção pelo Helicobacter pylori e perfil imunológico em pacientes com diferentes doenças gastroduodenais

Arq. gastroenterol; 55 (2), 2018
ABSTRACT BACKGROUND: The association between infection with Helicobacter pylori and different gastroduodenal diseases is related to bacterial, host and environmental factors. Studies have demonstrated an association between the genetic diversity of H. pylori, especially in the vacA and cagA genes, and ...

A persistência intracelular de Escherichia coli enteroagregativa induz a secreção de citocinas pró-inflamatórias em células epiteliais intestinais T84

Arq. gastroenterol; 55 (2), 2018
ABSTRACT BACKGROUND: The competence of enteroaggregative Escherichia coli (EAEC) to adhere to the intestinal epithelium of the host is a key role to the colonization and disease development. The virulence genes are crucial for EAEC pathogenicity during adherence, internalization and persistence in the h...

Drug susceptibility in emerging fungal infections: tests with fluconazole, itraconazole, and amphotericin B

An. bras. dermatol; 93 (3), 2018
Abstract: The number of new cases of emerging fungal infections has increased considerably in recent years, mainly due to the large number of immunocompromised individuals. The objective of this study was to evaluate the susceptibility of emerging fungi to fluconazole, itraconazole and amphotericin B by ...

Relationship between bacilloscopy and operational classification of Hansen's disease in patients with reactions

An. bras. dermatol; 93 (3), 2018
Abstract: Leprosy can be classified according to its operational form as paucibacillary or multibacillary. Bacilloscopy integrates its diagnostic armamentarium. Patients with the disease may present leprosy reactions. This study describes the association of bacilloscopy results and the type of operationa...

Tuberculosis de mama: reporte de un caso

RESUMEN Presentamos caso de mastitis en mujer de 45 años sin antecedentes de infección en otras regiones corporales. Presentó cuadro clínico, estudios de imágenes y baciloscopia inespecíficos, sin embargo, mediante muestras histológicas obtenidas por punción aspirativa se encontró células epite...

Neonato con Ventriculitis causada por Empedobacter Brevis: Reporte de un caso en Perú

RESUMEN Las infecciones causadas por microorganismos poco comunes son objeto de investigación, ya que animar a los investigadores a encontrar las medidas sanitarias necesarias para prevenir y tratar la enfermedad, así como la búsqueda de nuevas luces sobre las interacciones humano-microbios. En este i...