Search Results
Results 351 - 400 of 780
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Le Cras Timothy D - - 2002
To determine whether disruption of vascular endothelial growth factor (VEGF)-VEGF receptor (VEGFR) signaling in the newborn has long-term effects on lung structure and function, we injected 1-day-old newborn rat pups with a single dose of Su-5416, a VEGFR inhibitor, or vehicle (controls). Lungs from infant (3-wk-old) and adult (3- to ...
Kolatat Thrathip - - 2002
OBJECTIVE: To investigate the effects of maternal pethidine administration on pulmonary function tests in newborn infants. PATIENTS AND METHOD: The study was carried out in the Department of Obstetrics and Gynecology, Faculty of Medicine Siriraj Hospital. The study group consisted of 20 infants exposed to pethidine within 4 hours prior ...
Truog William E - - 2002
The peptide endothelin-1 (ET-1) plays an unknown role in the pathogenesis and progression of two important neonatal pulmonary disorders, chronic lung disease (CLD) of prematurity and persistent pulmonary hypertension of the newborn (PPHN). Inhaled nitric oxide (INO) is a proven vasodilator therapy in PPHN and is an experimental therapy in ...
Touch Suzanne M - - 2002
Lung disease has been a leading cause of significant morbidity and mortality since neonates first drew breath. Over the past few decades, many treatment options have evolved to aid us in our ability to support neonatal breathing. The history of neonatal pulmonary care, both its successes and controversies, can teach ...
Tibballs J - - 2002
OBJECTIVE: To determine the incidence and outcome and to review the management of alveolar capillary dysplasia (ACD) among newborns with severe idiopathic persistent pulmonary hypertension (PPHN). METHODS: A retrospective review of medical records of infants admitted to a paediatric intensive care unit from 1982 to 2000 with a diagnosis of ...
Dembinski J - - 2002
Pulmonary interstitial emphysema (PIE) is a well-recognized severe complication of neonatal respiratory distress syndrome (RDS). However, its occurrence under spontaneous breathing conditions has been described rarely. We present a case of PIE of the left upper lung lobe in an extremely low birth weight infant. Recurrent episodes of spontaneous pneumothorax ...
Sharp Jack K - - 2002
Infant pulmonary function tests (iPFTs) have primarily been used as research tools to further define physiologic pulmonary abnormalities in infants and young children with cystic fibrosis (CF). Methodologies used to measure pulmonary function in infants are described, with particular relevance to CF. A comprehensive review of studies and findings in ...
Pearl Jeffrey M - - 2002
BACKGROUND: The ideal valved conduit for right-sided (pulmonary) reconstruction in infants and children remains elusive. Desired characteristics include availability, ease of implantation, and longevity. Cryopreserved homografts are most commonly used, but availability of small sizes and limited durability remain problematic. The Shelhigh porcine-valved conduit (SPVC) with its No-React anticalcification properties ...
Gournay V - - 2002
We report three cases of severe hypoxaemia after ibuprofen administration during a randomised controlled trial of prophylactic treatment of patent ductus arteriosus with ibuprofen in premature infants born at less than 28 weeks of gestation. Echocardiography showed severely decreased pulmonary blood flow. Hypoxaemia resolved quickly on inhaled nitric oxide therapy. ...
Bell Carrie - - 2002
Congenital syphilis remains a public health concern in the United States. Infants whose mothers are treated in the third trimester without adequate prenatal care have an increased risk of morbidity and mortality in the immediate perinatal period. The identification of Treponema pallidum in tissue is definitive confirmation of infection. We ...
Nussbaum Eliezer - - 2002
OBJECTIVE: To report 21 yrs of experience with pediatric flexible fiberoptic bronchoscopy in infants and children, explore newer applications, delineate potential complications, and make recommendations for its future application. DESIGN: Retrospective review. SETTING: A 20-bed pediatric critical care unit in a tertiary care, university-based children's hospital. PATIENTS: A total of ...
Alameh Joumana - - 2002
The term alveolar capillary dysplasia refers to complex vascular abnormalities which have recently been identified in some infants with persistent pulmonary hypertension. We report four cases admitted to our institution for severe pulmonary hypertension unresponsive to maximal cardiorespiratory support, including high-frequency ventilation, inhaled nitric oxide and extracorporeal membrane oxygenation. The ...
Lipkin Paul H - - 2002
OBJECTIVE: To determine the medical and neurodevelopmental outcome of children with moderately severe persistent pulmonary hypertension of the newborn (PPHN) treated with or without inhaled nitric oxide (I-NO). STUDY DESIGN: Term infants with PPHN and a baseline oxygenation index of 24 +/- 9 at study entry were randomly assigned to ...
Tripi Paul A - - 2002
BACKGROUND: Idiopathic pulmonary haemorrhage in infants is a rare disorder that is endemic to metropolitan Cleveland, Ohio. Since 1993, 32 infants with this disorder were diagnosed and treated at our institution, one of them after developing pulmonary haemorrhage during induction of anaesthesia. Of this population, five patients have undergone a ...
Meyburg Jochen - - 2002
A 36-month-old girl was treated for pulmonary tuberculosis (Mycobacterium tuberculosis) with isoniazid, rifampin and pyrazinamide. Four weeks after starting chemotherapy, she developed high fever and clinical signs of acute pericardial tamponade. Pericardial effusion was shown by echocardiography and subsequently removed by pericardiocentesis. M. tuberculosis was demonstrated in the pericardial fluid ...
Uystepruyst Ch - - 2002
The purpose of this study was to evaluate the effects of three resuscitation procedures on respiratory and metabolic adaptation to extra-uterine life during the first 24 h after birth in healthy newborn calves. Twenty-four newborn calves were randomly grouped into four categories: six calves did not receive any specific resuscitation ...
Salguero Karla L - - 2002
Inhaled nitric oxide (iNO), a potent pulmonary vasodilator, has become a mainstay therapy for neonates with persistent pulmonary hypertension of the newborn (PPHN). However, it also oxidizes hemoglobin to methemoglobin (metHgb), thereby reducing the delivery of oxygen to tissues. Studies have suggested that elevated levels of metHgb may be avoided ...
Noori Shahab - - 2002
We report a term infant with Pompe disease presenting in the immediate newborn period. The infant was born at 40 weeks' gestation, weighing 3600 g to a 32 year-old black female. Infant presented at delivery with massive hypertrophic cardiomyopathy and pulmonary hypertension. Diagnosis was confirmed by low alpha-glucosidase activity. The ...
Geary Cara - - 2002
We describe the clinical courses of two premature infants, a male born at 29(4/7) weeks' gestational age after an 8-week period of rupture of membranes (ROM) and severe oligohydramnios, and a female infant born at 31 weeks' gestational age after an 18-week period of ROM and severe oligohydramnios. Within hours ...
Cook Larry N - - 2002
Persistent pulmonary hypertension is seen in association with a number of diseases and conditions in the newborn including perinatal asphyxia, meconium aspiration syndrome, Group B strep sepsis, and certain surgical conditions such as congenital diaphragmatic hernia. The conventional therapy of persistent pulmonary hypertension is discussed as well as the adjunctive ...
Banerjea Maya C - - 2002
Congenital cystic adenomatoid lung malformation (CCAM) is a rare disorder characterized by replacement of normal pulmonary tissue with cysts of variable size and distribution. Only sporadic cases of CCAM type III have been described that were stillborn or died in the early neonatal period. To our best knowledge we report ...
Kilbride H W - - 2001
Midtrimester PROM is an infrequent, yet potentially disastrous complication of pregnancy. The most likely neonatal complication is preterm delivery with associated morbidity and mortality risks. Unique neonatal complications following PPROM include skeletal deformations and pulmonary hypoplasia related to prolonged oligohydramnios exposure. A systematic approach to an infant with respiratory insufficiency ...
Arias-Camison J M - - 2001
Pneumatoceles due to acquired localized overinflation as a form of pulmonary interstitial emphysema are complications of advanced bronchopulmonary dysplasia. Different ventilation modes, selective bronchial intubation, balloon obstruction of the affected bronchus and steroids have been reported with success. Lobectomy has also been used. We present a premature infant with multiple ...
Boigner H - - 2001
Life threatening cardiopulmonary failure following protamine reversal of heparin after cardiopulmonary bypass (CPB) was reported to occur in adults but rarely in children. Atrial septal defect closure was performed in a 6-week-old infant erroneously suspected to suffer from right atrial thrombosis in addition. Protamine administration after CPB led to critical ...
Smith H L - - 2001
AIMS: To make non-invasive measurements of right to left (R-L) shunt and reduced ventilation/perfusion ratio (V(A)/Q) in neonates with pulmonary failure and to examine sequential changes in these variables after treatment. METHODS: Twelve neonates with pulmonary failure were studied. They ranged in gestational age from 24 to 37 (median 27) ...
Topaloglu A K - - 2001
A 2 month-old male infant presented with severe hypercalcemia due to parathyroid hyperplasia. A total parathyroidectomy and partial heterotopic autotransplantation were carried out. Hypercalcemia recurred two months later. Normocalcemia was re-established after removing one half of the implanted tissue. Despite two separate surgical explorations and several imaging studies, including 99mTc-sestamibi ...
Simpson J M - - 2001
The increased survival of low birth weight infants means that more of these infants may be candidates for catheter interventions. There are few data on the results of cardiac catheterization in this group. This study aimed to analyze, retrospectively, cardiac catheterization of infants weighing < or =2.5 kg, with emphasis ...
Pearson D L - - 2001
BACKGROUND: Endogenous production of nitric oxide is vital for the decrease in pulmonary vascular resistance that normally occurs after birth. The precursor of nitric oxide is arginine, a urea-cycle intermediate. We hypothesized that low concentrations of arginine would correlate with the presence of persistent pulmonary hypertension in newborns and that ...
Wiswell T E - - 2001
Clinicians who care for infants in the delivery room or afterward must frequently manage many born through meconium-stained amniotic fluid (MSAF). Approximately 5% of infants born through MSAF develop meconium aspiration syndrome (MAS). This disorder can be severe in nature, with half or more of the affected children needing mechanical ...
Rairigh R L - - 2001
To determine whether type II nitric oxide synthase (NOS II) contributes to the NO-mediated fall in pulmonary vascular resistance (PVR) at birth, we studied the effects of selective NOS II antagonists N-(3-aminomethyl) benzylacetamidine dihydrochloride (1400W) and aminoguanidine (AG) and a nonselective NOS antagonist, nitro-L-arginine (L-NA), during mechanical ventilation with low ...
da Costa D E - - 2001
Persistent pulmonary hypertension of the newborn (PPHN) due to meconium aspiration syndrome (MAS), has a high morbidity and mortality especially in centres with limited access to extra-corporeal membrane oxygenation or nitric oxide therapy. In such a setting, we conducted a pilot study to evaluate the effect of dexamethasone on severe ...
Torielli F - - 2001
OBJECTIVE: To determine the cardiovascular outcome of a group of term newborns treated with inhaled nitric oxide (iNO) for severe hypoxemic respiratory failure with associated persistent pulmonary hypertension. STUDY DESIGN: We performed echocardiographic evaluations in 40 survivors treated for severe neonatal hypoxemic respiratory failure. Each of the 40 had at ...
Greenough A - - 2001
The aim of this study was to assess the frequency of new abnormalities on routine chest radiographs of ventilated, very low birth weight (VLBW) infants during the acute stage of their illness. Infants were identified who had had at least three daily routine chest radiographs. The appearance of their subsequent ...
Nomura Y - - 2001
BACKGROUND: Pulmonary arterial branch stenosis (PBS) in neonates is considered to be transient. However, PBS has been found not only in neonates, but also in young infants. Among these patients, we encountered several patients whose PBS was still present after the age of 1 year. METHODS: To clarify the natural ...
Muraskas J K - - 2001
There is a long-held belief that preterm newborns lack sufficient arteriolar musculature to maintain a prolonged elevated pulmonary vascular resistance (PVR) after birth. Net ductal flow is thought to be minimal, with the developing pulmonary circulation incapable of significant vasoconstriction. We identified retrospectively 15 premature newborns over a 10-year period ...
Muratore C S - - 2000
The infant born with congenital diphragmatic hernia (CDH) remains one of the most complex patients to manage. Pulmonary hypoplasia and immaturity of the CDH lung are well recognized as the definitive limitation leading to the high mortality rates. Based on the knowledge that CDH is more a physiological disease than ...
Armishaw J - - 2000
AIMS: To assess the operative outcome, cardiac and neurodevelopmental sequelae in infants with transposition of the great arteries (TGA) undergoing the arterial switch operation (ASO). METHOD: Cross-sectional review of the 48 consecutive patients operated on in the calendar years 1995 and 1996 was undertaken to obtain recent cardiac, growth and ...
Minowa H - - 2000
To investigate the functional maturity of the lungs of infants with pulmonary hypoplasia, we measured the expression of surfactant apoprotein-A (SP-A) in the autopsied lungs. Autopsied lungs were taken from 16 infants who died at birth or soon after. A lung-to-body weight ratio of less than 1.2% was defined as ...
Miller O I - - 2000
BACKGROUND: Pulmonary hypertensive crises (PHTC) are a major cause of morbidity and mortality after congenital heart surgery. Inhaled nitric oxide is frequently used as rescue therapy. We did a randomised double-blind study to investigate the role of routinely administered inhaled nitric oxide to prevent pulmonary hypertension in infants at high ...
Pierce C - - 2000
Bordetella pertussis causing severe respiratory failure in infants that is unresponsive to treatment is well described. Pulmonary hypertension is a prominent feature of such cases. In this series of 13 critically ill infants with B. pertussis, hyperleukocytosis ( > 100 x 10(9)/l) was an independent predictor of death. We suggest ...
Murase M - - 2000
We assessed pulmonary artery pressure (PAP) during the early neonatal period in very low birth-weight (VLBW) infants using serial echocardiographic measurements of the ratio of the pulmonary artery acceleration time to the right ventricular ejection time corrected by heart rate [AT:RVET(c)]. Eighty-four VLBW infants weighing less than 1,500 g were ...
Ahn H C - - 2000
To evaluate the effects of combined therapy of anti-tubercular agents with theophylline during treatment of concurrent pulmonary tuberculosis and chronic obstructive pulmonary disease or asthma, the clearance and half life of theophylline was estimated in a control group not treated with anti-tubercular agents, a group treated with isoniazid (INH), rifampicin ...
Quan L - - 2000
This report describes two autopsy cases of sudden infant death attributed to peracute pulmonary infection in which possible causative microorganisms could be identified despite only minor pathological findings. Both babies were 5-month-old boys, who had no symptomatic disorders and were found dead in bed. Their main macropathology was inflated heavy ...
Hintz S R - - 2000
Primary infection in the neonate, especially group B streptococcal infection, has long been recognized as a cause of persistent pulmonary hypertension of the newborn (PPHN), sometimes requiring treatment with inhaled nitric oxide (iNO) and extracorporeal membrane oxygenation (ECMO). However, secondary nosocomial infections in the neonatal period have not been widely ...
Winn H N - - 2000
OBJECTIVE: We sought to critically assess the risk factors for neonatal pulmonary hypoplasia and perinatal death in patients with preterm rupture of the amniotic membranes from 15 to 28 weeks' gestation. STUDY DESIGN: This was a prospective cohort study. The study patients had preterm rupture of the amniotic membranes at ...
Aikio O - - 2000
OBJECTIVE: Fulminant early-onset neonatal pneumonia is associated with ascending intrauterine infection (IUI), prematurity, persistent pulmonary hypertension (PPHN), and septicemia. Nitric oxide (NO) as an inflammatory mediator is included in antimicrobial defense and has a role in pathogenesis of septic shock. The aim was to study the role of inflammatory NO ...
Chavasse R J - - 2000
BACKGROUND: Salbutamol is frequently used as a bronchodilator for infants who wheeze. Many single dose studies have questioned its effectiveness. AIMS: To investigate the response of wheezy infants to salbutamol over an extended time period in order to elucidate either symptomatic relief or a protective effect. METHODS: Eighty infants under ...
Aeba R - - 2000
Little is known about the role of modified ultrafiltration in ameliorating the adverse effects of the cardiopulmonary bypass on pulmonary function in infants. Twenty-nine nonrandomized consecutive infants (<12 months of age) who underwent unrestrictive ventricular septal defect closure between 1995 and 1998 were included in this study. Down's syndrome was ...
Somaschini M - - 2000
Congenital misalignment of pulmonary vessels (MPV) with alveolar capillary dysplasia is a rare condition consisting of anomalous veins in bronchovascular bundles, a decreased number of alveolar capillaries, and increased muscularization of pulmonary arterioles. In the literature, infants reported as having such a malformation developed respiratory distress with persistent pulmonary hypertension ...
Flynn J T - - 2000
Hypertension in the term or preterm neonate may be seen in up to 2% of all infants cared for in the modern neonatal intensive care unit. Although the definition of hypertension in this age group has not been completely standardized, recent studies have provided new normative data that may be ...
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