Publications by authors named "Lori Christ"

An essential link in the cystic fibrosis (CF) newborn screening (NBS) process is communication of results. While this is described between NBS programs and primary care providers, data of this occurrence is limited with neonatologists. Neonatology providers represent a group caring for critically ill infants with conditions that can impact their ability to complete diagnostic testing after an abnormal NBS.

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Background: The "fourth trimester," or postpartum time period, remains a critical phase of pregnancy that significantly impacts parents and newborns. Care poses challenges due to complex individual needs as well as low attendance rates at routine appointments. A comprehensive technological solution could provide a holistic and equitable solution to meet care goals.

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Background: Sudden unexpected infant death (SUID) is a leading cause of infant mortality in the United States. Hospitals have implemented infant safe sleep programs with varying measures and degrees of success, but few have demonstrated improvements in hospital-based and home safe sleep practices with nurse subject matter experts (SMEs) and community SUID prevention campaigns.

Aims: This project evaluated the impact of a state-wide, evidence-based infant safe sleep program for birthing hospitals using nurse SMEs and a community awareness campaign on nurse knowledge, safe sleep environments, and trends in infant sleep-related deaths.

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Background: Postpartum parents of hospitalized infants in neonatal intensive care units have higher rates of chronic disease and pregnancy complications than parents of well newborns. Neonatal intensive care unit parents may prioritize remaining at their infants' bedsides over their healthcare.

Objective: This study aimed to determine whether embedding doulas and certified nurse midwives for postpartum care in the neonatal intensive care unit (PeliCaN) would reduce the time to receive postpartum healthcare, with the hypothesis that the intervention would shorten the time and improve the comprehensiveness of postpartum care.

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Article Synopsis
  • Infants with neonatal opioid withdrawal syndrome (NOWS) cared for using the Eat, Sleep, Console (ESC) approach experienced less medication treatment and shorter hospital stays compared to those receiving usual care.
  • The study aimed to compare feeding practices and weight change in infants treated with ESC versus usual care across 26 hospitals in the US.
  • Results showed that a higher percentage of infants in the ESC group were breastfed and received exclusive breast milk, indicating a more favorable feeding outcome compared to the usual care group.
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Background: Moderately preterm infants (MPTI) comprise a large proportion of NICU admissions and are an understudied population. The unique experience of families with MPTIs has yet to be examined in the literature. Describing MPTI parent needs and preferences may inform interventions to improve care and outcomes for this population.

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Importance: The function-based eat, sleep, console (ESC) care approach substantially reduces the proportion of infants who receive pharmacologic treatment for neonatal opioid withdrawal syndrome (NOWS). This reduction has led to concerns for increased postnatal opioid exposure in infants who receive pharmacologic treatment. However, the effect of the ESC care approach on hospital outcomes for infants pharmacologically treated for NOWS is currently unknown.

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Background: Infants at risk for hypoxic ischemic encephalopathy (HIE) require a time sensitive evaluation and decision-making regarding treatment with therapeutic hypothermia (TH). Prior to this project, there was no standardized approach to evaluating these infants locally.

Methods: Included infants were "at risk for HIE," defined as meeting the "patient characteristics" and "biochemical criteria" per the institutional HIE pathway.

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Background: Hyperthermia is a known risk for sudden unexpected infant death. The practice of hat placement at birth to prevent transient hypothermia may not be necessary and sets an early standard for clothing infants that may lead to hyperthermia postnatally.

Objective: To examine the elimination of hats on thermoregulation (eg, hypothermia, <97.

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The electronic health record (EHR) offers an exciting opportunity for quality improvement efforts. An understanding of the nuances of a site's EHR landscape including the best practices in clinical decision support design, basics of data capture, and acknowledgment of the potential unintended consequences of technology change is essential to ensuring effective usage of this powerful tool.

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Background: Although clinicians have traditionally used the Finnegan Neonatal Abstinence Scoring Tool to assess the severity of neonatal opioid withdrawal, a newer function-based approach - the Eat, Sleep, Console care approach - is increasing in use. Whether the new approach can safely reduce the time until infants are medically ready for discharge when it is applied broadly across diverse sites is unknown.

Methods: In this cluster-randomized, controlled trial at 26 U.

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Objectives: To determine performance of C-reactive protein (CRP) in the diagnosis of early-onset sepsis, and to assess patient outcomes with and without routine use of CRP.

Study Design: This was a retrospective cohort study of infants admitted to 2 neonatal intensive care units. CRP was used routinely in early-onset sepsis evaluations during 2009-2014; this period was used to determine CRP performance at a cut-off of ≥10 mg/L in diagnosis of culture-confirmed early-onset sepsis.

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Introduction: Pain assessment is challenging in neonates. Behavioral and physiological pain scales do not assess neocortical nociception, essential to pain encoding and central pain pathway development. Functional near-infrared spectroscopy (fNIRS) can assess neocortical activation to noxious stimuli from changes in oxy-(HbO) and total-hemoglobin concentrations (HbT).

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The premature infant is born into the world unprepared to naturally thrive in a foreign environment. Lung development entails immense growth, structural remodeling and differentiation of specialized cells during the normal term perinatal and postnatal periods. Thus, the premature infant presents with a lung deficient for appropriate respiration.

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Background: Premature infants have bradycardia and/or desaturation events due to apnea of prematurity that resolve as the infants mature. Despite American Academy of Pediatrics guidelines recommending a standard "event-free" period before discharge, length of observation in our Intensive Care Nursery was variable. By June 2018, for infants born <36 weeks' gestation in the Intensive Care Nursery, we aimed to standardize time to discharge after the last documented event at 5 days, when the baseline mean was 3.

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Objective: To assess decisional conflict and knowledge about prematurity among mothers facing extreme premature delivery when the counseling clinicians were randomized to counsel using a validated decision aid compared with usual counseling.

Study Design: In this randomized trial, clinicians at 5 level III neonatal intensive care units in the US were randomized to supplement counseling using the decision aid or to counsel mothers in their usual manner. We enrolled mothers with threatened premature delivery at 22 to 25 weeks of gestation within 7 days of their counseling.

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Maternal obesity during pregnancy increases the risk for offspring obesity, in part through effects on the developing brain. Previous research has shown that perinatal consumption of highly palatable foods by the mother can influence the development of offspring taste preferences and alter gene expression within the central nervous system (CNS) reward system. Opioids stimulate consumption of both fats and carbohydrates, and overconsumption of these energy dense foods increases the risk for obesity.

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Lithium has long been one of the primary drugs used to treat bipolar mood disorder. However, neither the etiology of this disease nor the therapeutic mechanism(s) of this drug is well understood. Several lines of clinical evidence suggest that lithium has neurotrophic actions.

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The neuroprotective effects of lithium, a mood stabilizer, against glutamate-induced excitotoxicity in rat cortical neurons were associated with a decrease in Tyr1472 phosphorylation of the N-methyl-D-aspartate (NMDA) receptor NR2B subunit and a loss of receptor activity. Since this receptor tyrosine phosphorylation is mediated by the Src-family tyrosine kinases, we investigated the effects of lithium on the Src kinase activity. Levels of phosphorylated Src kinase at Tyr416, an index of Src activation, were reduced after treatment with LiCl (1 mM) for more than 3 days.

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Mechanisms underlying the therapeutic effects of lithium for bipolar mood disorder remain poorly understood. Recent studies demonstrate that lithium has neuroprotective actions against a variety of insults in vitro and in vivo. This study was undertaken to investigate the role of the brain-derived neurotrophic factor (BDNF)/TrkB signaling pathway in mediating neuroprotection of lithium against glutamate excitotoxicity in cortical neurons.

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