[Monitoring renal microcirculation perfusion alteration with contrast-enhanced ultrasound during cardiopulmonary bypass].
Sichuan Da Xue Xue Bao Yi Xue Ban
; 44(4): 646-50, 2013 Jul.
Article
en Zh
| MEDLINE
| ID: mdl-24059127
ABSTRACT
OBJECTIVE:
To investigate the monitoring of renal microcirculation perfusion alteration with contrast-enhanced ultrasound (CEU) during cardiopulmonary bypass (CPB).METHODS:
Renal microcirculation perfusion before and during CPB was assessed by CEU. Time-intensity curve (TIC) were derived from three region of interest (ROI) using QLAB post-analysis software. Parameters such as TIC curve wash in slope (A), area under curve (AUC), peak intensity (DPI) as well as time to peak intensity (TTP) were then calculated.RESULTS:
Contrast-enhanced ultrasound showed a significant reduction (or elongation) of perfusion parameter (A, AUC, DPI, TTP) in all three regions (superficial cortex, deep cortex and medulla) during cardiopulmonary bypass in comparison with normal cardiac cycle.CONCLUSION:
Cardiopulmonary bypass (CPB) has a dramatic impact on renal microcirculation in pediatric patients which manifest as global reduction in renal perfusion as well as significant region perfusion difference. Contrast-enhanced ultrasound (CEU) could detect the renal microcirculation alteration during CPB.
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Colección:
01-internacional
Base de datos:
MEDLINE
Asunto principal:
Puente Cardiopulmonar
/
Microburbujas
/
Riñón
/
Microcirculación
Tipo de estudio:
Diagnostic_studies
Límite:
Child
/
Child, preschool
/
Female
/
Humans
/
Infant
/
Male
Idioma:
Zh
Revista:
Sichuan Da Xue Xue Bao Yi Xue Ban
Año:
2013
Tipo del documento:
Article
País de afiliación:
China