Publications by authors named "Kimberley Miles"

Cardiac-Urogenital Syndrome (CUGS) is a recently identified genetic disease characterized by urogenital, diaphragmatic, ophthalmic, and cardiac abnormalities caused by heterozygous pathogenic variants in the Myelin Regulatory Factor (MYRF) gene. The complete spectrum of disease characteristics and prevalence is not yet defined. This report documents the first known cases of anomalous origin of the left coronary artery from the pulmonary artery (ALCAPA) in MYRF-associated Cardiac-Urogenital Syndrome (MYRF-CUGS).

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Article Synopsis
  • Hemodynamically significant patent ductus arteriosus (hsPDA) in premature infants is linked to complications like bronchopulmonary dysplasia (BPD) and pulmonary hypertension (PH), particularly when hsPDA lasts more than 60 days.
  • A study reviewed 133 infants born before 32 weeks' gestation to analyze the impact of hsPDA duration on clinical outcomes and lung MRI results.
  • Findings showed that prolonged hsPDA correlated with more severe BPD, higher likelihood of PH, increased risk of needing a tracheostomy or death, and worse lung health on MRI.
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Article Synopsis
  • * Most CMR research in children consists of small studies, making it hard to draw strong conclusions about their heart health.
  • * The publication discusses challenges faced in PCHD CMR research and offers guidance for developing larger, collaborative studies to improve understanding and care for these patients.
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Background: Obstructive sleep apnea (OSA) has been associated with pulmonary hypertension (PH) through a complex and bidirectional relationship. The prevalence of OSA and other forms of sleep-disordered breathing (SDB) among children with PH is not well understood. A better understanding could help elucidate contributing factors for PH, guide diagnostic testing, and inform therapies.

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Background: Despite the known mental health burden among children with congenital heart disease (CHD), the literature is constrained by a lack of comparison cohorts and population-based follow-up data. We examined the incidence of mental health conditions among children with CHD, relative to 3 comparison cohorts.

Methods: This population-based cohort study identified all children with CHD (<18 years of age; n=16 473) in Denmark from 1996 to 2017, through linkage of individual-level data across national registries.

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Parenteral prostanoid therapy (PPT) can result in supranormal cardiac index (SCI; >4 L/min/m) in pediatric pulmonary hypertension (PPH) patients. We evaluated the incidence, hemodynamic factors, and outcomes associated with SCI in PPH. This retrospective cohort study included 22 PPH patients on PPT from 2005 to 2020.

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Background Low 5-minute Apgar scores (AS) are predictive of term and preterm neonatal mortality but have not been well studied in the critical congenital heart disease (CCHD) population. We analyzed US national vital statistics data to evaluate the association between neonatal depression (AS 0-3) and 1-year mortality in CCHD. Methods and Results We performed a retrospective cohort study using 2014 to 2018 Centers for Disease Control and Prevention cohort-linked birth certificate and infant death records.

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Objective: Congenital diaphragmatic hernia (CDH) survivors are at risk for long-term exercise impairment and pulmonary morbidity, but the generalizability of prior reported cohorts are limited by reduced disease severity and older surgical eras. We assessed the mid-childhood exercise and pulmonary function outcomes in a contemporary cohort of CDH survivors.

Study Design: In this retrospective cohort study, we identified 36 consecutive pediatric CDH survivors who underwent cardiopulmonary exercise testing (CPET) and spirometry from 2014 to 2021.

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