Results: 4387

Anterior chamber depth and axial length affect clinical performance of Spot Vision Screener

Arq. bras. oftalmol; 83 (1), 2020
ABSTRACT Purpose: The aim of this study was to evaluate the effect of anterior chamber depth and axial length on clinical performance of the Spot Vision Screener in detecting amblyopia risk factors in children aged 3-10 years. Methods: A total of 300 eyes from 150 patients aged 3-10 years were prospect...

Carnitine analysis in pterygium

Arq. bras. oftalmol; 83 (1), 2020
ABSTRACT Purpose: The aim of the present study was to measure the free carnitine and acylcarnitine levels in pterygium tissue and normal conjunctival tissue at the metabolomics level using tandem mass spectrometry. Methods: In this prospective, clinical randomized study, pterygium tissues and normal co...

Influenza A and B in a cohort of outpatient children and adolescent with influenza like-illness during two consecutive influenza seasons

Braz. j. infect. dis; 24 (1), 2020
ABSTRACT Introduction Influenza is an important cause of morbimortality worldwide. Although people at the extremes of age have a greater risk of complications, influenza has been more frequently investigated in the elderly than in children, and inpatients than outpatients. Yearly vaccination with trival...

Proposal of a clinical score to stratify the risk of multidrug-resistant gram-negative rods bacteremia in cancer patients

Braz. j. infect. dis; 24 (1), 2020
ABSTRACT Introduction: Multidrug-resistant gram-negative rods (MDR GNR) represent a growing threat for patients with cancer. Our objective was to determine the characteristics of and risk factors for MDR GNR bacteremia in patients with cancer and to develop a clinical score to predict MDR GNR bacteremia...

Diagnostic parameters and reliability of four rapid immunochromatographic tests for dengue 4

Braz. j. infect. dis; 24 (1), 2020
ABSTRACT Background: Although performance of rapid immunochromatographic tests (RITs) for dengue virus (DENV) serotypes 1, 2 and 3 is relatively settled, evidence on accuracy of RITs for DENV-4 are based on studies with small sample sizes and with discrepant results. Objectives: To assess accuracy and ...

Modificaciones anatómicas del ventrículo izquierdo en deportistas de canotaje de alto rendimiento
Anatomical modifications of the left ventricle in high performance canoeing athletes

Introducción: La adaptación del corazón humano al acondicionamiento físico ha sido un tema de interés médico-científico, pues el remodelado cardíaco que comprende variación en el tamaño, forma, grosor de las paredes, y masa ventricular responde al tipo de actividad física. Objetivo: Determi...

The course of alterations in ureteral jet dynamics following kidney transplantation: a prospective observational cohort study

SUMMARY OBJECTIVES To prospectively investigate the alterations and normal ranges of ureteral jet dynamics after double-J-stent (DJS) removal in patients who underwent renal transplantation (RTx). METHODS Patients who underwent RTx were prospectively evaluated between November 2017 and June 2018. After...

Feasibility of non-intubated anesthesia and regional block for thoracoscopic surgery under spontaneous respiration: a prospective cohort study

Braz. j. med. biol. res; 53 (1), 2020
Data about the feasibility and safety of thoracoscopic surgery under non-intubated anesthesia and regional block are limited. In this prospective study, 57 consecutive patients scheduled for thoracoscopic surgery were enrolled. Patients were sedated with dexmedetomidine and anesthetized with propofol and...

Assessment of tolerance and acceptability between mannitol solution and polyethylene glycol as bowel preparation for colonoscopy: a three-center study

ABSTRACT Introduction: Adequate bowel preparation is one of the most important factors related to the yield of colonoscopy. Low quality bowel preparation has been associated with lower adenoma detection rates and increased healthcare expenses. Bowel preparation is a major impediment to undergo colonosc...

Pérdida de respuesta a terapia anti-TNF en enfermedad inflamatoria intestinal: experiencia en un hospital de referencia en Lima - Perú

RESUMEN Objetivo: Evaluar la respuesta al tratamiento con anti-TNFs en pacientes con enfermedad inflamatoria intestinal. Materiales y métodos: Estudio prospectivo observacional realizado en el Servicio de Gastroenterología del Hospital Nacional Guillermo Almenara, de enero 2015 a agosto 2018. Resu...