Abstract
Neonatal stroke presents with features of encephalopathy and can result in significant morbidity and mortality. We investigated the cerebral metabolic and haemodynamic changes following neonatal stroke in a term infant at 24 h of life. Changes in oxidation state of cytochrome-c-oxidase (oxCCO) concentration were monitored along with changes in oxy- and deoxy- haemoglobin using a new broadband near-infrared spectroscopy (NIRS) system. Repeated transient changes in cerebral haemodynamics and metabolism were noted over a 3-h study period with decrease in oxyhaemoglobin (HbO2), deoxy haemoglobin (HHb) and oxCCO in both cerebral hemispheres without significant changes in systemic observations. A clear asymmetry was noted in the degree of change between the two cerebral hemispheres. Changes in cerebral oxygenation (measured as HbDiff=HbO2 -HHb) and cerebral metabolism (measured as oxCCO) were highly coupled on the injured side of the brain.
| Original language | English |
|---|---|
| Title of host publication | Oxygen Transport to Tissue XXXVII |
| Editors | Clare E. Elwell, Terence S. Leung, David K. Harrison |
| Publisher | Springer New York LLC |
| Pages | 493-499 |
| Number of pages | 7 |
| ISBN (Print) | 9781493930227 |
| DOIs | |
| Publication status | Published - 2016 |
| Externally published | Yes |
| Event | 42nd Annual Meeting of International Society on Oxygen Transport to Tissue - London, United Kingdom Duration: 28 Jun 2014 → 3 Jul 2014 |
Publication series
| Name | Advances in Experimental Medicine and Biology |
|---|---|
| Volume | 876 |
| ISSN (Print) | 0065-2598 |
| ISSN (Electronic) | 2214-8019 |
Conference
| Conference | 42nd Annual Meeting of International Society on Oxygen Transport to Tissue |
|---|---|
| Country/Territory | United Kingdom |
| City | London |
| Period | 28/06/14 → 3/07/14 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 3 Good Health and Well-being
Keywords
- Broadband nirs
- Cerebral hemodynamics
- Cytochrome c oxidase
- Mitochondrial metabolism
- Neonatal stroke
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