Results: 1740

Valores normales del test de marcha de 6 minutos en niños y adolescentes sanos: una revisión sistemática y metaanálisis

Rev. chil. pediatr; 89 (1), 2018
INTRODUCCIÓN: El test de marcha de 6 minutos (TM6') es una prueba de ejercicio submáximo ampliamente utilizada en el contexto clínico, la cual, permite evaluar la capacidad física en niños sanos y con enfermedades asociadas. Para una adecuada interpretación del TM6' es necesario comparar el valor ...

Sleep characteristics in an adult with sleep complaints in three cities at different altitudes

J. bras. pneumol; 44 (1), 2018
ABSTRACT Sleep studies conducted at an altitude that is different from the home altitude can yield misleading results regarding the severity of obstructive sleep apnea (OSA). The objective of the present study was to determine the sleep characteristics of a patient undergoing polysomnography (PSG) in thr...

Diagnostic value of α-enolase expression and serum α-enolase autoantibody levels in lung cancer

J. bras. pneumol; 44 (1), 2018
ABSTRACT Objective: To investigate the diagnostic value of α-enolase (ENO1) and serum ENO1 autoantibody levels in lung cancer. Methods: Immunohistochemistry staining and ELISA were performed to detect ENO1 expression in lung tissue and serum ENO1 autoantibody levels, respectively. Results: The ex...

Soluble urokinase-type plasminogen activator receptor as a measure of treatment response in acute exacerbation of COPD

J. bras. pneumol; 44 (1), 2018
ABSTRACT Objective: To evaluate the value of soluble urokinase-type plasminogen activator receptor (suPAR) in the diagnosis of acute exacerbation of COPD (AECOPD) and in monitoring treatment response, analyzing the relationship between suPAR and fibrinogen in AECOPD. AECOPD leads to increased airway inf...

Complexity of autonomic nervous system function in individuals with COPD

J. bras. pneumol; 44 (1), 2018
ABSTRACT Objective: To evaluate autonomic modulation in individuals with COPD, compared with healthy controls, via recurrence plots (RPs) and linear heart rate variability (HRV) indices. Methods: We analyzed data on 74 volunteers, who were divided into two groups: COPD (n = 43) and control (n = 31). Fo...

Cerebrospinal fluid lactate: a differential biomarker for bacterial and viral meningitis in children

J. pediatr. (Rio J.); 94 (1), 2018
Abstract Objective: To assess the performance of cerebrospinal fluid (CSF) lactate as a biomarker to differentiate bacterial meningitis from viral meningitis in children, and to define an optimal CSF lactate concentration that can be called significant for the differentiation. Methods: Children with cl...

Combination of preoperative pulmonary and nutritional preparation for esophagectomy

Acta cir. bras; 33 (1), 2018
Abstract Purpose: To compare pulmonary and nutritional parameters before and after inspiratory muscle training (IMT) and enteral feeding support in patients with esophageal disease undergoing preoperative outpatient follow-up. Methods: Thirty patients with a mean age of 55.83 years, 16 men and 14 wome...

Protective effect of dexmedetomidine against myocardial ischemia-reperfusion injury in rabbits

Acta cir. bras; 33 (1), 2018
Abstract Purpose: To investigate the influence of dexmedetomidine on myocardial ischemia-reperfusion injury (IRI) in rabbits. Methods: Twenty-four New Zealand white rabbits were randomly divided into two equal-sized groups: IRI group (group IR) and dexmedetomidine group (group D). Systolic blood pres...

Influence of biomaterials on scintigraphic diagnosis of periprosthetic infections. Ceftizoxime-99m technetium model

Acta cir. bras; 33 (1), 2018
Abstract Purpose: To compare the influence of two metallic implants in the diagnosis of periprosthetic infection using 99m technetium-labeled ceftizoxime. Methods: Twenty rats were randomly divided into four groups, which received sterile and contaminated titanium and stainless steel implants. After 3...

Abdominal cavity simulator for skill progression in videolaparoscopic sutures in Brazil

Acta cir. bras; 33 (1), 2018
Abstract Purpose: To develop and test a model of teaching by means of an abdominal cavity simulator. Methods: This study had two stages: development of a teaching model and an experimental prospective study that aimed to evaluate the residents' competence. The participants were divided into 3 groups: f...