Publications by authors named "Hari-Gopal"

Introduction: While a patent ductus arteriosus (PDA) helps offload the right ventricle in the acute congenital diaphragmatic hernia (CDH)-associated pulmonary hypertension, its role on long-term outcomes in CDH has not been investigated. Our objective was to examine associations of the PDA with long-term clinical outcomes in CDH.

Methods: A single-center retrospective descriptive study of 122 CDH patients dichotomized by duration with PDA, as ≤14 versus >14 postnatal days (PND) and ≤30 versus >30 PND.

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Background: Echocardiography is the reference standard for diagnosing pulmonary hypertension (PH) and cardiac dysfunction (CD) in congenital diaphragmatic hernia (CDH). The use of an adjunct non-invasive biomarker would be invaluable. Plasma N-terminal brain Natriuretic Peptide (NT-proBNP) has been evaluated as a biomarker in CDH.

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Epigenetics is the study of changes in gene expression, without a change in the DNA sequence that are potentially heritable. Epigenetic mechanisms such as DNA methylation, histone modifications, and small non-coding RNA (sncRNA) changes have been studied in various childhood disorders. Causal links to maternal health and toxin exposures can introduce epigenetic modifications to the fetal DNA, which can be detected in the cord blood.

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Article Synopsis
  • The study aimed to explore the relationship between the Oxygen Saturation Index (OSI) and Oxygenation Index (OI) and identify OSImax values that could indicate a need for ECMO and risk of death in infants with Congenital Diaphragmatic Hernia (CDH).
  • A retrospective cohort analysis of 180 infants in a high-level NICU was performed using statistical methods like Pearson's correlation and logistic regression.
  • The findings indicated an OSImax value greater than 13 at six hours of life was a strong predictor for ECMO requirement and mortality, with a significant correlation between OSI and OI values, suggesting OSI could be useful in managing CDH cases.
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Background: Echocardiography is the gold standard for the diagnosis hemodynamically significant-patent ductus arteriosus (hs-PDA). It requires trained personnel and is not readily available. Urinary biomarkers can be used as an adjunct.

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Background: Neonates with congenital diaphragmatic hernia (CDH) have varying degrees of pulmonary hypoplasia, pulmonary hypertension (PH) and cardiac dysfunction. These neonates frequently require vasoactive support and are at high risk for mortality and morbidity, including prolonged ventilator support, need for extracorporeal membrane oxygenation (ECMO), prolonged length of stay, and need for tracheostomy. However, identifying which infants are at increased risk can be challenging.

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Congenital diaphragmatic hernia (CDH) is a rare congenital anomaly, whose presentation is complicated by pulmonary hypertension (PH), pulmonary hypoplasia, and myocardial dysfunction, each of which have significant impact on short-term clinical management and long-term outcomes. Despite many advances in therapy and surgical technique, optimal CDH management remains a topic of debate, due to the variable presentation, complex pathophysiology, and continued impact on morbidity and mortality. One of the more recent management strategies is the use of prostaglandin E1 (PGE1) infusion in the management of PH associated with CDH.

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