A comparison of the sedative, hemodynamic, and respiratory effects of dexmedetomidine and propofol in children undergoing magnetic resonance imaging

Aim: To compare the sedative, hemodynamic, and respiratory effects of dexmedetomidine and propofol in children undergoing magnetic resonance imaging procedures. Methods: Sixty children between the age of 1 to 7 years were randomly distributed into two groups: The dexmedetomidine (D) group received 1...

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Main Authors: Jaydev Dave, Sandip Vaghela
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2011-01-01
Series:Saudi Journal of Anaesthesia
Subjects:
Online Access:http://www.saudija.org/article.asp?issn=1658-354X;year=2011;volume=5;issue=3;spage=295;epage=299;aulast=Dave
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author Jaydev Dave
Sandip Vaghela
author_facet Jaydev Dave
Sandip Vaghela
author_sort Jaydev Dave
collection DOAJ
description Aim: To compare the sedative, hemodynamic, and respiratory effects of dexmedetomidine and propofol in children undergoing magnetic resonance imaging procedures. Methods: Sixty children between the age of 1 to 7 years were randomly distributed into two groups: The dexmedetomidine (D) group received 1 μg/kg initial dose followed by continuous infusion of 0.5 μg/kg/h, and the propofol group (P) received 3 mg/kg initial dose, followed by a continuous infusion of 100 μg/kg/min. Inadequate sedation was defined as difficulty in completing the procedure because of the child′s movement during magnetic resonance imaging. Mean arterial pressure (MAP), heart rate, peripheral oxygen saturation, and respiratory rate (RR) were recorded during the study. Result: The onset of sedation, recovery, and discharge time were significantly shorter in group P than in group D. MAP, heart rate, and RR decreased during sedation from the baseline values in both groups. MAP and RR were significantly lower in group P than in group D during sedation. Dexmedetomidine and propofol provided adequate sedation in most of the children. Conclusion: We conclude that although propofol provided faster anesthetic induction and recovery times, it caused hypotension and desaturation. Dexmedetomidine could be an alternative, reliable sedative drug to propofol in selected patients.
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spelling doaj.art-f3061156eb5d4314ad1a3cbf30266ba62022-12-21T19:22:13ZengWolters Kluwer Medknow PublicationsSaudi Journal of Anaesthesia1658-354X2011-01-015329529910.4103/1658-354X.84105A comparison of the sedative, hemodynamic, and respiratory effects of dexmedetomidine and propofol in children undergoing magnetic resonance imagingJaydev DaveSandip VaghelaAim: To compare the sedative, hemodynamic, and respiratory effects of dexmedetomidine and propofol in children undergoing magnetic resonance imaging procedures. Methods: Sixty children between the age of 1 to 7 years were randomly distributed into two groups: The dexmedetomidine (D) group received 1 μg/kg initial dose followed by continuous infusion of 0.5 μg/kg/h, and the propofol group (P) received 3 mg/kg initial dose, followed by a continuous infusion of 100 μg/kg/min. Inadequate sedation was defined as difficulty in completing the procedure because of the child′s movement during magnetic resonance imaging. Mean arterial pressure (MAP), heart rate, peripheral oxygen saturation, and respiratory rate (RR) were recorded during the study. Result: The onset of sedation, recovery, and discharge time were significantly shorter in group P than in group D. MAP, heart rate, and RR decreased during sedation from the baseline values in both groups. MAP and RR were significantly lower in group P than in group D during sedation. Dexmedetomidine and propofol provided adequate sedation in most of the children. Conclusion: We conclude that although propofol provided faster anesthetic induction and recovery times, it caused hypotension and desaturation. Dexmedetomidine could be an alternative, reliable sedative drug to propofol in selected patients.http://www.saudija.org/article.asp?issn=1658-354X;year=2011;volume=5;issue=3;spage=295;epage=299;aulast=DaveDexmedetomidinemagnetic resonance imagingpropofol
spellingShingle Jaydev Dave
Sandip Vaghela
A comparison of the sedative, hemodynamic, and respiratory effects of dexmedetomidine and propofol in children undergoing magnetic resonance imaging
Saudi Journal of Anaesthesia
Dexmedetomidine
magnetic resonance imaging
propofol
title A comparison of the sedative, hemodynamic, and respiratory effects of dexmedetomidine and propofol in children undergoing magnetic resonance imaging
title_full A comparison of the sedative, hemodynamic, and respiratory effects of dexmedetomidine and propofol in children undergoing magnetic resonance imaging
title_fullStr A comparison of the sedative, hemodynamic, and respiratory effects of dexmedetomidine and propofol in children undergoing magnetic resonance imaging
title_full_unstemmed A comparison of the sedative, hemodynamic, and respiratory effects of dexmedetomidine and propofol in children undergoing magnetic resonance imaging
title_short A comparison of the sedative, hemodynamic, and respiratory effects of dexmedetomidine and propofol in children undergoing magnetic resonance imaging
title_sort comparison of the sedative hemodynamic and respiratory effects of dexmedetomidine and propofol in children undergoing magnetic resonance imaging
topic Dexmedetomidine
magnetic resonance imaging
propofol
url http://www.saudija.org/article.asp?issn=1658-354X;year=2011;volume=5;issue=3;spage=295;epage=299;aulast=Dave
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