Hélio Antonio Guimarães

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Tubular colonic duplications are exceedingly rare; the "Y"-shaped forms are exceptional. In the absence of associated low vertebral or urogenital malformations (often fistulas), the tubular colonic malformations frequently stay hidden for several years until a complication develops. The authors report a case of a spontaneous perforation of a Y-shaped(More)
BACKGROUND Approximately 5 % of infants born with a meconium-stained amniotic fluid (MSAF) develop meconium aspiration syndrome (MAS). AIM The aims of this study were to analyse demographic data, morbidity and mortality associated with MAS and to identify possible risk factors. METHODS Retrospective chart review of newborns with MAS delivered at a(More)
Alimentary tract duplications are rare congenital malformations with few reports of the antenatal sonographic appearance. Early diagnosis is of paramount importance to prevent complications. We present a case of a cystic gastric duplication diagnosed antenatally at 31 weeks' gestation, which was treated successfully. Simultaneously, we review all published(More)
UNLABELLED Rhabdomyoma is the most common cardiac neoplasm in neonates. Spontaneous regression of such tumors is common, particularly with smaller lesions, followed by resolution of symptoms. Because most of the tumoral masses regress spontaneously, treatment should primarily be symptomatic, while surgical removal is required only in life-threatening(More)
AIM Over the last two decades, new therapies have emerged for the management of congenital diaphragmatic hernia (CDH). The aim of this paper was to review our experience in the management of newborns diagnosed with CDH over a 14-year period. METHODS Review of maternal and infant medical records, 1997-2010. RESULTS Eighty newborns with CDH; 21 (26%) were(More)
Obstructive sleep apnea (OSA) is characterized by recurrent upper airway obstruction occurring at the level of the pharynx during sleep. Although cephalometric analysis is an important method in the diagnosis of craniofacial deformities, CT and magnetic resonance imaging have been highlighted as the major imaging methods to investigate the possible causes(More)
AIM The aim of the study was to review our experience in the management of newborns with congenital diaphragmatic hernia (CDH). METHODS A retrospective study including all infants with CDH at the Hospital de São João, a center that does not provide ECMO support, for the period from 1997 to 2006. Since 2003, a new treatment protocol has been used. (More)
BACKGROUND/AIMS Fatty acid (FA) composition varies over the course of the day and during lactation. The aim of this study was to evaluate FA composition and its compositional stability in human milk, from day 7 to week 16 of lactation. METHODS Human milk was collected from all feedings over 24 h at day 7 and weeks 4, 8, 12 and 16 of lactation in 31(More)
BACKGROUND Noise constitutes a significant problem in Neonatal Intensive Care Units (NICU) because of its potential deleterious effects on the newborn patients and staff. The aim of this study was to evaluate the degree of noise in the NICU of Hospital S João, Oporto, in order to identify its origin and possibility of reducing it. MATERIAL AND METHODS(More)
UNLABELLED Partial trisomy 16q is a rare disorder associated with significant dysmorphism, psychomotor retardation and limited postnatal survival. A female infant with a partial trisomy 16q from a de novo translocation 11;16 is described. Clinical findings were consistent with previous reports, with the exceptions of megalocornea, partial callosal agenesis(More)