Publications by authors named "S H Dallefeld"

Article Synopsis
  • Neurological issues are prevalent in children hospitalized with SARS-CoV-2-related multisystem inflammatory syndrome (MIS-C), potentially leading to lasting cognitive and functional problems.
  • This study investigates how severe neurological symptoms during hospitalization relate to new cognitive and functional impairments upon discharge among children under 18.
  • Over 3,500 patients were examined, revealing that those with severe neurological manifestations had a higher likelihood of experiencing new morbidities at discharge compared to those without such issues.
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Background: To understand critical paediatric coronavirus disease 2019 (COVID-19) and evaluate factors associated with mortality in children from high and low-middle income countries.

Methods: Prospective, observational study of critically ill children hospitalised for COVID-19 in 18 countries throughout North America, Latin America, and Europe between April 1 and December 31, 2020. Associations with mortality were evaluated using logistic regression.

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Article Synopsis
  • Blood culture overuse in pediatric intensive care can lead to unnecessary antibiotic use, which contributes to antibiotic resistance, making it crucial to optimize blood culture practices.
  • A study evaluated a quality improvement initiative across 14 PICUs that aimed to reduce blood culture rates, antibiotic use, and improve patient outcomes from 2017 to 2020.
  • Results showed a significant 33% reduction in blood culture rates and a 13% decrease in broad-spectrum antibiotic use, indicating that the collaborative initiative was effective in promoting better antibiotic stewardship in these units.
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Sedatives and analgesics are often administered to critically ill children supported by extracorporeal membrane oxygenation (ECMO) to facilitate comfort and to decrease risks of life-threatening complications. Optimization of sedative and analgesic dosing is necessary to achieve desired therapeutic benefits and must consider interactions between the circuit and patient that may affect drug metabolism, clearance, and impact on target organs. This paper reviews existing and pediatric literature concerning the effects of the ECMO circuit on sedative and analgesic disposition and offers dosing guidance for the management of critically ill children receiving these drugs.

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Background: Given the limited available evidence on chloral hydrate safety in neonatal populations and the discrepancy in chloral hydrate acceptance between the US and other countries, we sought to clarify the safety profile of chloral hydrate compared to other sedatives in hospitalized infants.

Methods: We included all infants <120 days of life who underwent a minor procedure and were administered chloral hydrate, clonidine, clonazepam, dexmedetomidine, diazepam, ketamine, lorazepam, midazolam, propofol, or pentobarbital on the day of the procedure. We characterized the distribution of infant characteristics and evaluated the relationship between drug administration and any adverse event.

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