The primary objective of this study was to evaluate changes in cerebral blood flow (CBF) using arterial spin labeling MRI between day 4 of life (DOL4) and day 11 of life (DOL11) in neonates with hypoxic-ischemic encephalopathy (HIE) treated with hypothermia. The secondary objectives were to compare CBF values between the different regions of interest (ROIs) and between infants with ischemic lesions on MRI and infants with normal MRI findings. We prospectively included all consecutive neonates with HIE admitted to the neonatal intensive care unit of our institution who were eligible for therapeutic hypothermia. Each neonate systematically underwent two MRI examinations as close as possible to day 4 (early MRI) and day 11 (late MRI) of life. A custom processing pipeline of morphological and perfusion imaging data adapted to neonates was developed to perform automated ROI analysis. Twenty-eight neonates were included in the study between April 2015 and December 2017. There were 16 boys and 12 girls. Statistical analysis was finally performed on 37 MRIs, 17 early MRIs and 20 late MRIs. Eleven neonates had both early and late MRIs of good quality available. Eight out of 17 neonates (47%) had an abnormal on late MRI as performed and 7/20 neonates (35%) had an abnormal late MRI. CBF values in the basal ganglia and thalami (BGT) and temporal lobes were significantly higher on DOL4 than on DOL11. There were no significant differences between DOL4 and DOL11 for the other ROIs. CBF values were significantly higher in the BGT vs. the cortical GM, on both DOL4 and DOL11. On DOL4, the CBF was significantly higher in the cortical GM, the BGT, and the frontal and parietal lobes in subjects with an abnormal MRI compared to those with a normal MRI. On DOL11, CBF values in each ROI were not significantly different between the normal MRI group and the abnormal MRI group, except for the temporal lobes. This article proposes an innovative processing pipeline for morphological and ASL data suited to neonates that enable automated segmentation to obtain CBF values over ROIs. We evaluate CBF on two successive scans within the first 15 days of life in the same subjects. ASL imaging in asphyxiated neonates seems more relevant when used relatively early, in the first days of life. The correlation of intra-subject changes in cerebral perfusion between early and late MRI with neurodevelopmental outcome warrants investigation in a larger cohort, to determine whether the CBF pattern change can provide prognostic information beyond that provided by visible structural abnormalities on conventional MRI.
Background: The emerging use of video in neonatology units raises ethical and practical questions. This study aims to gain a better understanding of the suitability, limitations and constraints concerning the use of live video as a tool in neonatal clinical practice. The perceptions of parents and healthcare professionals in regard to live video were examined. Methods : Nine focus groups were conducted in four neonatal units involving 20 healthcare professionals and 19 parents. Data were triangulated using transcripts and field notes and analyzed using inductive and semantic thematic analysis. Results: The seven major themes that emerged from the healthcare professionals focus groups were (i) the impact of video recording on healthcare professionals’ behavior; (ii) the impact on parents; (iii) forensic issues ;(iv) guarantee of use; (v) benefits for the newborn; (vi) methodology of use; and (vii) technical considerations & feasibility. The five major themes that emerged from parents focus groups were (i) benefits for the newborn and care enhancement; (ii) impact on parents and potential benefits in case of newborn child/parent separation; (iii) informed consent and guarantee of use;(iv) concern about a possible disruptive impact on healthcare professionals; and (v) data protection. Conclusion: Both parents and healthcare professionals found video recording useful and acceptable if measures were taken to protect the data and mitigate any negative impacts on healthcare professionals.
Background:The emerging use of video in neonatology units raises ethical and practical questions.This study aims to gain a better understanding of the suitability, limitations and constraints concerning the use of live video as a tool in neonatal clinical practice. The perceptions of parents and healthcare professionals in regard to live video were examined.Methods: Nine focus groups were conducted in four neonatal units involving 20 healthcare professionals and 19 parents. Data were triangulated using transcripts and field notes and analyzed using inductive and semantic thematic analysis. Results:The seven major themes that emerged from the healthcare professionals focus groups were (i) the impact of video recording on healthcare professionals' behavior; (ii) the impact on parents; (iii) forensic issues ;(iv) guarantee of use; (v) benefits for the newborn; (vi) methodology of use; and (vii) technical considerations & feasibility. The five major themes that emerged from parents focus groups were (i) benefits for the newborn and care enhancement; (ii) impact on parents and potential benefits in case of newborn child/parent separation; (iii) informed consent and guarantee of use;(iv) concern about a possible disruptive impact on healthcare professionals; and (v) data protection. Conclusion:Both parents and healthcare professionals found video recording useful and acceptable if measures were taken to protect the data and mitigate any negative impacts on healthcare professionals.
To study the perceptions of parents and caregivers on the use of live video in neonatal clinical practice in order to better assess its suitability, limits and constraints.Methods: Nine focus group interviews were conducted in four neonatal units involving 20 caregivers and 19 parents. Data were triangulated using transcripts and field notes and analyzed using inductive and semantic thematic analysis.Results: The seven major themes that emerged from the caregiver focus groups were (i) the impact of video recording on caregiver’s behavior; (ii) the impact on parents; (iii) forensic issues ;(iv) guarantee of use; (v) benefits for the new-born; (vi) methodology of use; and (vii) technical considerations & feasibility. The five major themes emerge from parents focus groups were i) benefits for the new-born and care enhancement; (ii) impact on parents and potential benefits in case of newborn child/parent separation; (iii) informed consent and guarantee of use;(iv) concern about a possible disruptive impact on caregivers; and (v) data protection.Conclusion: Both parents and caregivers found the use of video in care useful and acceptable if measures were taken to protect the data and mitigate any negative impacts on caregivers.
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