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75 active trials for Bronchopulmonary Dysplasia

Gastrointestinal Microbiome Influence on the Development of Bronchopulmonary Dysplasia

The purpose of this study is to advance our knowledge of the factors that contribute to the development of bronchopulmonary dysplasia (BPD), a chronic lung affecting premature infants. Specifically, the investigators will determine the complexity of the gut microbiota, the genera of the bacteria that naturally live in the gut, and determine if the relative diversity of the gut bacteria is a prognostic indicator of BPD. To accomplish this, the investigators propose to characterize the microbiota of human premature newborns with BPD, then validate this potential mechanism in mice. The investigators will enroll very low birthweight premature infants admitted to the neonatal intensive care units (NICU) at Le Bonheur Children's Hospital and Regional One Health that are at high risk to develop BPD. A cohort of well full term newborns will also be enrolled. Non-invasive stool samples will be obtained weekly over the first month of life. Infants that eventually develop BPD will be paired with infants that did not develop BPD. Stool samples from these infants will be sent for analysis. The investigators expect that reduced complexity of the gut microbiome is associated with BPD. The investigators will model the contribution of reduced microbiome complexity to the risk to develop BPD or death, as well as the association with disease severity. The project investigates important factors leading to the development of BPD, and has the potential to directly translate to therapy for the most significant pulmonary complication of prematurity.

Start: July 2017
Neolifes Heart - Pulmonary Hypertension in Preterm Children

NeoLifeS is a cohort follow up study that prospectively collects data of regular care of children born preterm in the University Medical Center Groningen (UMCG) and aims to improve the quality of care for these children. NeoLifeS-Heart is a sub-study that focuses on the problem that a high proportion of preterm infants develop cardiovascular disorders. Related to the immaturity of their lungs, preterm infants are at risk to develop the condition Bronchopulmonary dysplasia (BPD). Also, the vasculature of the lungs is often not fully developed, making them more vulnerable for the development of Pulmonary Hypertension (PH), a high blood pressure in the lungs. 15-20% of the infants with extremely low birth weight are believed to develop PH, this proportion has been suggested to raise to 50% in infants with severe BPD. The presence of PH significantly worsens the prognosis and survival of these children. The condition PH is insufficiently characterized. Knowledge of incidence, prevalence, risk factors for the development of PH and survival, will be the first step in improving detection strategies, possible treatment options and thereby prognosis and survival of these children. Objective: To determine the incidence and prevalence of PH in preterm infants. In addition we aim to identify risk factors for the development of PH and determine the survival and prognosis of these preterm infants. Study design: A prospective cohort study. Study population: All preterm infants, admitted at the neonatology UMCG, born <30 weeks and/or birth weight < 1000 gram, who participate in NeoLifeS Primary parameters: The occurrence of PH (Incidence and Prevalence). Secondary parameters: Maternal and neonatal patient characteristics that are potential risk factors for the development of PH, Morbidity-score (quality of life and hospital admissions) and mortality.

Start: June 2016