Professor, Pediatrics, University of California San Diego School of Medicine
Pediatric Pulmonology
Dr. Gregory P. Heldt, MD
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Dr. Gregory P. Heldt is an expert in the field of Pediatric Pulmonology. He attended University of California San Diego School of Medicine. University of California San Diego School of Medicine is ranked 17 in research and 19 in primary care medicine Dr. Gregory P. Heldt is a published physician. He has 64 papers published. The most current publication "Effects of different gain settings during assisted mechanical ventilation using respiratory unloading in rabbits."
Publications
- Chronic hypercapnia alters lung matrix composition in mouse pups.
- Virulence role of group B Streptococcus beta-hemolysin/cytolysin in a neonatal rabbit model of early-onset pulmonary infection.
- Thickness of the blood-gas barrier in premature and 1-day-old newborn rabbit lungs.
- Increased fragility of pulmonary capillaries in newborn rabbit.
- Effects of different gain settings during assisted mechanical ventilation using respiratory unloading in rabbits.
- Thoracoabdominal motion in newborns during ventilation delivered by endotracheal tube or nasal prongs.
- Body surface and airway triggered ventilation in extremely premature infants.
- Efficacy of synthetic peptide-containing surfactant in the treatment of respiratory distress syndrome in preterm infant rhesus monkeys.
- A trial of the safety of inhaled beclomethasone in ventilator-treated neonates.
- Effect of N-nitroso-N-methylurethane on gas exchange, lung compliance, and surfactant function of rabbits.
- Partial liquid ventilation--the future is now.
- Randomized multicenter trial comparing synchronized and conventional intermittent mandatory ventilation in neonates.
- The efficacy and safety of KL4-surfactant in preterm infants with respiratory distress syndrome.
- Outcome at twelve months of adjusted age in very low birth weight infants with lung immaturity: a randomized, placebo-controlled trial of human surfactant.
- Response time and reliability of three neonatal patient-triggered ventilators.
- Atrial natriuretic factor and pulmonary status in premature infants with respiratory distress syndrome: preliminary investigation.
- Synchronous mechanical ventilation of neonates.
- Exposure of the hydrophobic components of porcine lung surfactant to oxidant stress alters surface tension properties.
- Increased and more consistent tidal volumes during synchronized intermittent mandatory ventilation in newborn infants.
- Improved oxygenation during synchronized intermittent mandatory ventilation in neonates with respiratory distress syndrome: a randomized, crossover study.
- Airway leak size in neonates and autocycling of three flow-triggered ventilators.
- Resection of distal tracheal stenosis in a baby with agenesis of the lung.
- Endotracheal tube orifice abutting the tracheal wall: a cause of infant airway obstruction.
- Breath hydrogen reflects canine intestinal ischemia.
- An intercostal retractometer for estimation of intrapleural pressure changes in infants.
- Exercise performance of the survivors of hyaline membrane disease.
- Esophageal spasm associated with apnea and bradycardia in an infant.
- Central hypoventilation syndrome in pyruvate dehydrogenase complex deficiency.
- Resistance and inertia of endotracheal tubes used in infants during periodic flow.
- The effect of a gas leak around the endotracheal tube on the mean tracheal pressure during mechanical ventilation.
- Dynamics of expiration and gas trapping in rabbits during mechanical ventilation at rapid rates.
- Effect of ventilation on breath hydrogen measurements.
- Mean airway pressure and mean alveolar pressure during high-frequency jet ventilation in rabbits.
- Dynamics of respiration during rapid rate mechanical ventilation in anesthetized and paralyzed rabbits.
- Dynamics of chest wall in preterm infants.
- Distortion of chest wall and work of diaphragm in preterm infants.
- Alternative treatment to tracheostomy in obstructive sleep apnea syndrome: nasal continuous positive airway pressure in young children.
- Development of stability of the respiratory system in preterm infants.
- An acute reduction in the fraction of inspired oxygen increases airway constriction in infants with chronic lung disease.
- Doppler blood velocity in the pulmonary artery of infants, children, and adults.
- Simultaneous quantification of chest wall distortion by multiple methods in preterm infants.
- The effect of gavage feeding on the mechanics of the lung, chest wall, and diaphragm of preterm infants.
- Pulmonary mechanics during rapid mechanical ventilation in rabbits with saline-lavaged lungs.
- Small upper airway in near-miss sudden infant death syndrome infants and their families.
- Exogenous surfactant treatments for neonatal respiratory distress syndrome and their potential role in the adult respiratory distress syndrome.
- Closure of the ductus arteriosus and mechanics of breathing in preterm infants after surfactant replacement therapy.
- Stridor and gastroesophageal reflux in infants.
- Correlation of patent ductus arteriosus shunting with plasma atrial natriuretic factor concentration in preterm infants with respiratory distress syndrome.
- Randomized, placebo-controlled trial of human surfactant given at birth versus rescue administration in very low birth weight infants with lung immaturity.
- The use of synthetic peptides in the formation of biophysically and biologically active pulmonary surfactants.
- Radiolabeling of the hydrophobic components of lung surfactant with 3-(trifluoromethyl)-3-(m-[125I]iodophenyl)diazirine.
- Distribution of surfactant, lung compliance, and aeration of preterm rabbit lungs after surfactant therapy and conventional and high-frequency oscillatory ventilation.
- Upper airway function in Ondine's curse.
- Detection of neonatal seizures through computerized EEG analysis.
- A simplified method to determine functional residual capacity during mechanical ventilation.
- Characterization of within-subject responses to fluticasone and montelukast in childhood asthma.
- The Prevention of Early Asthma in Kids study: design, rationale and methods for the Childhood Asthma Research and Education network.
- Impulse oscillometry versus spirometry in a long-term study of controller therapy for pediatric asthma.
- Tidal volume threshold for colorimetric carbon dioxide detectors available for use in neonates.
- A cluster-randomized trial of benchmarking and multimodal quality improvement to improve rates of survival free of bronchopulmonary dysplasia for infants with birth we...
- Long-term comparison of 3 controller regimens for mild-moderate persistent childhood asthma: the Pediatric Asthma Controller Trial.
- Long-term inhaled corticosteroids in preschool children at high risk for asthma.
- Response profiles to fluticasone and montelukast in mild-to-moderate persistent childhood asthma.
Schools
University of California At San Diego
Ucsf Moffitt Hospital
Doctors Specialties
- Neonatal Medicine
- Pediatric Pulmonology
Accepted Insurances
Education
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UCSF -
University of California San Diego School of Medicine
Hospital
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Rady Children's Hospital - San Diego
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