ABSTRACT BACKGROUND - Variceal bleeding has a high mortality among cirrhotics, and screening with endoscopy is indicated at the diagnosis of cirrhosis. Screening with endoscopy implies discomfort, risks and considerable costs. OBJECTIVE - To evaluate platelet count squared/spleen diameter-aspartate a...
Aspartato Aminotransferasas/sangre,
Biomarcadores/sangre,
Estudios Transversales,
Várices Esofágicas y Gástricas/sangre,
Várices Esofágicas y Gástricas/diagnóstico,
Várices Esofágicas y Gástricas/etiología,
Hemorragia Gastrointestinal/sangre,
Cirrosis Hepática/complicaciones,
Persona de Mediana Edad,
Tamaño de los Órganos,
Recuento de Plaquetas,
Valor Predictivo de las Pruebas,
Curva ROC,
Sensibilidad y Especificidad,
Bazo/enzimología,
Bazo/patología
ABSTRACT BACKGROUND The diagnosis of corrosion cancer should be suspected in patients with corrosive ingestion if after a latent period of negligible symptoms there is development of dysphagia, or poor response to dilatation, or if respiratory symptoms develop in an otherwise stable patient of esophagea...
Cáusticos/efectos adversos,
Colorantes,
Constricción Patológica,
Estudios Cruzados,
Estudios Transversales,
Neoplasias Esofágicas/inducido químicamente,
Neoplasias Esofágicas/diagnóstico,
Esofagoscopía/métodos,
Yoduros,
Persona de Mediana Edad,
Imagen de Banda Estrecha/métodos,
Sensibilidad y Especificidad
ABSTRACT Objective To analyze the applicability of the Portuguese version of ID-MigraineTM in a sample of Brazilian patients. Methods Patients with headache were recruited from the neurology outpatient clinic of a tertiary hospital and submitted to the ID-MigraineTM questionnaire. The diagnosis of he...
Abstract Introduction: Knowledge of the site of obstruction and the pattern of airway collapse is essential for determining correct surgical and medical management of patients with Obstructive Sleep Apnea Syndrome (OSAS). To this end, several diagnostic tests and procedures have been developed. Objecti...
Background: Infectious Pancreatic Necrosis Virus (IPNV) is the etiological agent of a highly contagious disease that affects salmonids. In Chile, the second worldwide salmon producer, IPNV causes great economic loss and is one of the most frequently detected pathogens. Due to its high level of persistenc...
Salmonidae/virología,
Virus de la Necrosis Pancreática Infecciosa/aislamiento & purificación,
Infecciones por Birnaviridae/diagnóstico,
Acuicultura,
Enfermedades de los Peces/diagnóstico,
Enfermedades de los Peces/virología,
Reacción en Cadena en Tiempo Real de la Polimerasa/normas,
Reacciones Falso Positivas,
Reacciones Falso Negativas,
Sensibilidad y Especificidad,
Chile,
Variaciones Dependientes del Observador,
Laboratorios,
Infecciones por Birnaviridae/virología,
ARN Viral/genética,
Virus de la Necrosis Pancreática Infecciosa/genética,
Reacción en Cadena de la Polimerasa de Transcriptasa Inversa/normas
El diagnóstico de H. pylori es importante debido a las distintas condiciones clínicas asociadas a su presencia, teniendo en cuenta las diferentes indicaciones recomendadas para terapia de erradicación de Helicobacter pylori y el amplio espectro de métodos diagnósticos disponibles, se hace necesario ...
A citologia cervical em meio líquido (CML) foi aprovada pela Administração de Drogas e Alimentos dos EUA
(Food and Drug Administration - FDA) com objetivo de reduzir as falhas da citologia cervical convencional
(CC). Segundo a literatura atual, a CML aumenta a sensibilidade da citologia cervical, a ad...
Objetivo: O presente estudo teve como objetivo determinar e comparar o limiar de positividade e a sensibilidade dos métodos de centrífugo-flutuação em sulfato de zinco (Faust et al.) e sedimentação espontânea (Lutz) para o diagnóstico de cistos de Giardia duodenalis. Métodos: Para obtenção de ...
Abstract Objectives: To assess the prevalence of congenital hypothyroidism and the ability of various neonatal thyroid-stimulating hormone (TSHneo) cutoff values to detect this disease. Methods: This cohort study was based on the retrospective collection of information available from the Reference Serv...
Mesquita, Flávio da Silva;
Oliveira, Danielle Bruna Leal de;
Crema, Daniela;
Pinez, Célia Miranda Nunes;
Colmanetti, Thaís Cristina;
Thomazelli, Luciano Matsumia;
Gilio, Alfredo Elias;
Vieira, Sandra Elisabeth;
Martinez, Marina Baquerizo;
Botosso, Viviane Fongaro;
Durigon, Edison Luiz.
Abstract Objective: The aim of this study was to evaluate the QuickVue® RSV Test Kit (QUIDEL Corp, CA, USA) as a screening tool for respiratory syncytial virus in children with acute respiratory disease in comparison with the indirect immunofluorescence assay as gold standard. In Brazil, rapid antigen ...
Antígenos Virales/análisis,
Brasil,
Técnica del Anticuerpo Fluorescente Indirecta,
Juego de Reactivos para Diagnóstico,
Infecciones por Virus Sincitial Respiratorio/diagnóstico,
Infecciones por Virus Sincitial Respiratorio/virología,
Virus Sincitiales Respiratorios/inmunología,
Virus Sincitiales Respiratorios/aislamiento & purificación,
Infecciones del Sistema Respiratorio/virología,
Estudios Retrospectivos,
Reacción en Cadena de la Polimerasa de Transcriptasa Inversa,
Sensibilidad y Especificidad
