Abstract
Objective
Evaluate physiologic changes during digital retinal imaging (DRI) using near infra-red spectroscopy (NIRS).
Study design
Prospective observational study of preterm infants undergoing retinopathy of prematurity screening via DRI using wide-field retinal camera. Cardiorespiratory (CR) and NIRS data were collected, trends correlated for changes and coefficient representing “slopes” of outcomes were plotted over time. The p value associated with each slope coefficient was tested to assess for slope differences from time of intervention (time = 0/or no slope).
Results
Thirty-one preterm infants were included in the study. There were no significant changes in pre- and post-slopes for cerebral or mesenteric oxygenation, or CR indices with eye drop administration compared to baseline. DRI resulted in significant increase in post exam slope in cerebral oxygenation, mesenteric oxygenation and respiratory rate.
Conclusion
ROP examination using DRI was well tolerated with slight improvements in cerebral and mesenteric perfusion without significant safety concerns.
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Acknowledgements
The authors gratefully acknowledge the contributions of their subjects, their subjects’ families, and their colleagues. This work has been supported by departmental funds.
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Conceptualization/design/methodology: RV, EZ, TK, PV, PS, RS. Investigation/formal analysis: RV, KW, PS, PV, RS. Paper drafting: RV, EZ, TK, RS. Paper editing: All authors. All authors gave final approval of the version to be published. All authors agree to be accountable for all aspects of the work.
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The study was reviewed and approved by Baystate Health Institutional Review Board and was exempt from requiring written consent.
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Vaidya, R., Zitnik, E., Kita, T. et al. Utilizing near infra-red spectroscopy to identify physiologic variations during digital retinal imaging in preterm infants. J Perinatol 42, 378–384 (2022). https://doi.org/10.1038/s41372-021-01294-1
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DOI: https://doi.org/10.1038/s41372-021-01294-1