Publications by authors named "Juan Carlos Barrera de Leon"

Introduction: patients with congenital heart disease are considered to be at high nutritional risk due to alterations in the metabolism of the underlying pathology and extracardiac factors. The STAMP (Screening Tool for the Assessment of Malnutrition in Paediatrics) is the only tool validated in our country in a pediatric population for nutritional screening.

Objective: to evaluate nutritional risk by STAMP screening in pediatric patients according to type of congenital heart disease.

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Background: Retinopathy of prematurity (ROP) is a leading cause of avoidable blindness in children, particularly in Latin America, where hyperoxia is a significant risk factor. This study evaluated resource availability and use for administering and monitoring supplemental oxygen in Mexico.

Methods: In 2011, an observational study in which 32 government neonatal intensive care units (NICUs) across Mexico were visited.

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Background: Living donor kidney transplantation is the best type of renal replacement therapy for patients with end-stage renal disease. Living kidney donors (LKDs) undergo an extensive evaluation before donating, and many potential LKDs are declined. This study aimed to define the reasons for the decline in LKD candidates referred to our center.

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Obtaining blood which is safe for transfusions is one of the principal challenges in the health systems of developing countries. Supply of contaminated blood increases morbidity, mortality, and the costs of patient care. In Mexico, serological screening is mandatory, but only a few of the main blood banks routinely perform a nucleic acid test (NAT).

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Obesity can lead children and adolescents to an increased cardiovascular disease (CVD) risk. A diet supplemented with Plantago psyllium has been shown to be effective in reducing LDL-C and IL-6 in adolescents. However, there are no studies that have explored small-dense LDL (sdLDL) or HDL subclasses.

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Objective: Identify percutaneous catheter-related complications in preterm and term newborns.

Methods: Comparative cross-section. Were included newborns whit percutaneous catheter insertion, blood culture results and distal catheter segment.

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Introduction: This study analyzes the effect on the content of immunoglobulins and C3 complement of freeze drying after pasteurization by three different methods in mature human milk (MHM).

Objective: Freeze drying is proposed as a complementary method for the maintenance of MHM therapeutic properties with greater validity.

Methods: This was a descriptive study in which MHM samples were obtained.

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Objective: To determine the risk factors associated with the development of early neurological complications in purulent meningitis in a pediatric population.

Methods: This was a case-control study including 78 children aged one month to 16 years with purulent meningitis divided into two groups: cases, with early neurological complications (defined as those presenting < 72 hours from initiation of clinical manifestation), and controls, without early neurological complications. Clinical, serum laboratory, and cerebrospinal fluid (CSF).

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Background: Ventilator-associated pneumonia (VAP) represents the second cause of nosocomial infections and it is associated with greater morbility, duration of mechanical ventilation (MV), and hospital stay. The objective was to determine factors related with VAP in neonates.

Methods: Analytical transversal study including newborns admitted already intubated with at least 48 hours of MV or who were intubated in Neonatal Therapy.

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Background: The importance of hyponatremia is underestimated despite it is a frequent alteration in a hospital environment. Usually no cause is investigated and it is treated as an isolated data. The aim was to determine the prevalence and etiology of hyponatremia in pediatric patients.

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Background: Retinopathy of prematurity (ROP) is a potentially blinding, retinal neovascular disease. Systemic prolactin accesses the retina to regulate blood vessels. Prolactin is proangiogenic and can be cleaved to antiangiogenic vasoinhibins.

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Background: Estimation of the neurological prognosis of infants suffering from perinatal asphyxia and signs of hypoxic-ischemic encephalopathy is of great clinical importance; however, it remains difficult to satisfactorily assess these signs with current standard medical practices. Prognoses are typically based on data obtained from clinical examinations and neurological tests, such as electroencephalography (EEG) and neuroimaging, but their sensitivities and specificities are far from optimal, and they do not always reliably predict future neurological sequelae. In an attempt to improve prognostic estimates, neurological research envisaged various biochemical markers detectable in the umbilical cord blood of newborns (NB).

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Objective: To identify the prevalence of depression in Mexican pediatric patients with systemic lupus erythematosus.

Materials And Methods: Analytical transversal study including patients aged 7-16 years with a diagnosis of systemic lupus erythematosus seen at the Pediatric Rheumatology Consultation Service. The disease was classified by means of the MEX-SLEDAI questionnaire.

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Background And Aims: Components of metabolic syndrome (MetS) are complications caused by abdominal obesity and insulin resistance (IR). Diagnosis of MetS by clinical indicators could help to identify patients at risk of cardiovascular disease and type 2 diabetes. We undertook this study to propose predictive indicators of MetS in obese children and adolescents.

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Background: Augmentation cystoplasty is a successful surgical procedure for the management of neurogenic bladder in children in order to improve urodynamic parameters. The aim of this article is to describe urodynamic changes after augmentation cystoplasty in children with myelomeningocele.

Materials And Methods: A descriptive cross-sectional study including children aged 8-16 years with a myelomeningocele operated on for augmentation cystoplasty surgery with sigmoid colon segments due to a neurogenic bladder from the years 2003-2013.

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Objective: To determine risk factors associated with bacterial growth in systems derived from cerebrospinal fluid in pediatric patients.

Methods: Case and controls study from January to December 2012, in patients aged <16 years who were carriers of hydrocephalus and who required placement or replacement of derivative system. Cases were considered as children with cultures with bacterial growth and controls with negative bacterial growth.

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Objective: To assess the level of knowledge of and capability for application of isolation precautions.

Materials And Methods: A cross-sectional study was conducted at a tertiary-level pediatric hospital, and a questionnaire including structured questions and clinical scenarios was applied to healthcare personnel. Descriptive and inferential statistics were performed with the chi-squared test and odds ratios were obtained.

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Objective: To describe the results of percutaneous closure by means of the Amplatzer Septal Occluder (ASO) device in pediatric patients with intra-auricular communication (IAC).

Materials And Methods: Descriptive transversal study in patients submitted to percutaneous closure of IAC from March 2005 to March 2013. Patients aged <16 years, weight>6 kg, IAC type ostium segundum, and patent foramen ovale, with border separations borders>5 mm, and absence of coexisting pathology were included in the study.

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Objective: To compare the clinical aptitude in neonatal resuscitation with participative educative strategy versus traditional educative strategy in health personnel.

Material And Methods: Quasi-experimental study design including physicians and nurses distributed in two groups: (i) participative educative strategies n=156, and (ii) traditional n=158, were imparted in 12 sessions. Evaluation of clinical aptitude evaluated with validated questionnaire.

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Objective: To describe the early complications of esophageal replacement with colon in children.

Methods: Descriptive cross-sectional study from 2005 to 2011 in pediatric patients diagnosed with alkali intake, esophageal atresia or esophageal injury traumatic esophageal replacement handled via retrosternal colon. Descriptive statistical analysis using SPSS 20.

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Unlabelled: Objective: To describe depression levels in school aged children and adolescents with acute leukemia during the treatment.

Materials And Methods: This transversal descriptive study took place during January to September 2012 and included school aged children and adolescents, carriers of acute leukemia, in treatment at a high-ranking specialty hospital. A modified Kovacs questionnaire (C O/) was applied.

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Introduction: Nosocomial sepsis in premature neonates entertains a high rate of mortality. Diagnosis and timely treatment increase the therapeutic response. The nosocomial sepsis neonate prediction (NOSEP-1) scale has been utilized to evaluate neonatal sepsis; this scale required modifications to improve its sensitivity and specificity (NOSEP-1 modified).

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Objective: To observe the behavior of cervical intraepithelial neoplasia in pregnant adolescents and the persistence before the delivery.

Materials And Methods: A cross-sectional study including 47 pregnant adolescents with NIC-positive results diagnosed by colposcopy during pregnancy with subsequent evaluation before the delivery. Nonrandom sampling of consecutive cases.

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Background: Pregnancy in women addicted represents, in itself, a major risk of destruction of physical and mental health of the unborn child; urgent prevention is the same as essential to providing quality care to the mother and child knowledge.

Objective: Describe the physical and sociodemographic characteristics of neonates in intensive care units, born of mothers with addictions.

Materials And Method: Cross-sectional, descriptive study of neonates with addict mothers, analyzing age, gender, clinical symptoms and complications.

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