Results: 1740

Width of sulcus and thickness of gyrus in patients with cerebral atherosclerosis: a new tool for the prevention of vascular cognitive impairment

SUMMARY BACKGROUND AND PURPOSE Cerebral atherosclerosis is the main cause of lesions that contribute to vascular cognitive impairment and vascular dementia, followed by arteriosclerosis of small vessels and cerebral amyloid angiopathy. The purpose of this study was to compare the post-mortem radiologic...

The effects of inhaled NO on plasma vasoactive factor and CTnI level in rabbits with acute massive pulmonary embolism

Acta cir. bras; 33 (7), 2018
Abstract Purpose: To investigate changes in the plasma concentrations of cardiac troponin I (CTnI), thromboxane A2 (TXA2), prostaglandin I2 (PGI2) and endothelin-1 (ET-1) in rabbits with massive pulmonary embolism (AMPE) and the impact of nitric oxide inhalation (NOI) on these indices. Methods: A tota...

Immunhistochemical analysis of Nuclear Factor Kappa Beta expression in etiopathogenesis of ovarian tumors

Acta cir. bras; 33 (7), 2018
Abstract Purpose: To investigate the place of the transcription factor nuclear kappa B (NF-kB), which is a marker of chronic inflammation, in the etiology of the ovarian carcinoma. Methods: NFkB analysis with the immunohistochemical method has been performed. To evaluate immunohistochemical NF-kB expre...

Cervical Vestibular-Evoked Myogenic Potentials in Sedated Toddlers

Abstract Introduction Cervical vestibular-evoked myogenic potentials (cVEMPs) are difficult to test in toddlers who cannot follow instructions or stay calm. Objective Due to the growing need for vestibular testing in very young children as a part of a delayed walking assessment battery, this study ai...

Effectiveness and tolerability of direct-acting antivirals for chronic hepatitis C patients in a Southern state of Brazil

Braz. j. infect. dis; 22 (3), 2018
ABSTRACT Background This study aimed to evaluate the clinical effectiveness in terms of sustained virological response and tolerability of available second generation direct-acting antivirals in Brazilian patients. Methods This was a retrospective observational study conducted in six centers in Souther...

Trypanosoma cruzi: analysis of two different strains after piplartine treatment

Braz. j. infect. dis; 22 (3), 2018
ABSTRACT The hemoflagellate protozoan, Trypanosoma cruzi, mainly transmitted by triatomine insects through blood transfusion or from mother-to-child, causes Chagas' disease. This is a serious parasitic disease that occurs in Latin America, with considerable social and economic impact. Nifurtimox and benz...

Lipid accumulation product index in HIV-infected patients: a marker of cardiovascular risk

Braz. j. infect. dis; 22 (3), 2018
ABSTRACT The lipid accumulation product (LAP) index is an emerging cardiovascular risk marker. We aimed to assess the accuracy of this index as a marker of cardiovascular risk in HIV-infected patients. A cross-sectional study of 133 HIV-infected patients on antiretroviral drugs and 20 non-infected contro...

Histomorphometric reference data of transiliac bone biopsy in children from 8 to 17 years old

Abstract: Background: Histomorphometric analysis of bone samples is a key tool for studying bone metabolism; however, only a few pediatric reference data exist. The aim of the present study is to report more reference data and to investigate if histomorphometric differences exist between age and gender...

Descenso de peso en recién nacidos a término en las primeras 48 horas post natales

Rev. chil. pediatr; 89 (3), 2018
INTRODUCCIÓN: Es conocido que el recién nacido (RN) presenta descenso de peso inmediatamente después del nacimiento. La magnitud del descenso de peso es tema controversial y no existen datos en nuestro medio. OBJETIVOS: Determinar el porcentaje de descenso de peso diario en RN de término (RNT) sanos...

Ureteral access sheaths: a comprehensive comparison of physical and mechanical properties

Int. braz. j. urol; 44 (3), 2018
ABSTRACT Introduction: Ureteral access sheaths (UAS) facilitate flexible ureteroscopy in the treat- ment of urolithiasis. The physical properties of UAS vary by manufacturer and model. We compared three new UAS: Glideway (GW, Terumo, 11/13Fr, 12/14Fr), Pathway (PW, Terumo 12/14F) and Navigator HD (NHD, ...