Intraoperative hypotension: Pathophysiology, clinical relevance, and therapeutic approaches

Intraoperative hypotension (IOH) i.e., low arterial blood pressure (AP) during surgery is common in patients having non-cardiac surgery under general anaesthesia. It has a multifactorial aetiology, and is associated with major postoperative complications including acute kidney injury, myocardial inj...

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Main Authors: Karim Kouz, Phillip Hoppe, Luisa Briesenick, Bernd Saugel
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2020-01-01
Series:Indian Journal of Anaesthesia
Subjects:
Online Access:http://www.ijaweb.org/article.asp?issn=0019-5049;year=2020;volume=64;issue=2;spage=90;epage=96;aulast=Kouz
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author Karim Kouz
Phillip Hoppe
Luisa Briesenick
Bernd Saugel
author_facet Karim Kouz
Phillip Hoppe
Luisa Briesenick
Bernd Saugel
author_sort Karim Kouz
collection DOAJ
description Intraoperative hypotension (IOH) i.e., low arterial blood pressure (AP) during surgery is common in patients having non-cardiac surgery under general anaesthesia. It has a multifactorial aetiology, and is associated with major postoperative complications including acute kidney injury, myocardial injury and death. Therefore, IOH may be a modifiable risk factor for postoperative complications. However, there is no uniform definition for IOH. IOH not only occurs during surgery but also after the induction of general anaesthesia before surgical incision. However, the optimal therapeutic approach to IOH remains elusive. There is evidence from one small randomised controlled trial that individualising AP targets may reduce the risk of postoperative organ dysfunction compared with standard care. More research is needed to define individual AP harm thresholds, to develop therapeutic strategies to treat and avoid IOH, and to integrate new technologies for continuous AP monitoring.
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spelling doaj.art-f8941a08cc5e4a26bb50469641b4438e2022-12-22T02:00:43ZengWolters Kluwer Medknow PublicationsIndian Journal of Anaesthesia0019-50490976-28172020-01-01642909610.4103/ija.IJA_939_19Intraoperative hypotension: Pathophysiology, clinical relevance, and therapeutic approachesKarim KouzPhillip HoppeLuisa BriesenickBernd SaugelIntraoperative hypotension (IOH) i.e., low arterial blood pressure (AP) during surgery is common in patients having non-cardiac surgery under general anaesthesia. It has a multifactorial aetiology, and is associated with major postoperative complications including acute kidney injury, myocardial injury and death. Therefore, IOH may be a modifiable risk factor for postoperative complications. However, there is no uniform definition for IOH. IOH not only occurs during surgery but also after the induction of general anaesthesia before surgical incision. However, the optimal therapeutic approach to IOH remains elusive. There is evidence from one small randomised controlled trial that individualising AP targets may reduce the risk of postoperative organ dysfunction compared with standard care. More research is needed to define individual AP harm thresholds, to develop therapeutic strategies to treat and avoid IOH, and to integrate new technologies for continuous AP monitoring.http://www.ijaweb.org/article.asp?issn=0019-5049;year=2020;volume=64;issue=2;spage=90;epage=96;aulast=Kouzacute kidney injuryblood pressurehaemodynamic monitoringmyocardial injury after non-cardiac surgerypostoperative complications
spellingShingle Karim Kouz
Phillip Hoppe
Luisa Briesenick
Bernd Saugel
Intraoperative hypotension: Pathophysiology, clinical relevance, and therapeutic approaches
Indian Journal of Anaesthesia
acute kidney injury
blood pressure
haemodynamic monitoring
myocardial injury after non-cardiac surgery
postoperative complications
title Intraoperative hypotension: Pathophysiology, clinical relevance, and therapeutic approaches
title_full Intraoperative hypotension: Pathophysiology, clinical relevance, and therapeutic approaches
title_fullStr Intraoperative hypotension: Pathophysiology, clinical relevance, and therapeutic approaches
title_full_unstemmed Intraoperative hypotension: Pathophysiology, clinical relevance, and therapeutic approaches
title_short Intraoperative hypotension: Pathophysiology, clinical relevance, and therapeutic approaches
title_sort intraoperative hypotension pathophysiology clinical relevance and therapeutic approaches
topic acute kidney injury
blood pressure
haemodynamic monitoring
myocardial injury after non-cardiac surgery
postoperative complications
url http://www.ijaweb.org/article.asp?issn=0019-5049;year=2020;volume=64;issue=2;spage=90;epage=96;aulast=Kouz
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AT philliphoppe intraoperativehypotensionpathophysiologyclinicalrelevanceandtherapeuticapproaches
AT luisabriesenick intraoperativehypotensionpathophysiologyclinicalrelevanceandtherapeuticapproaches
AT berndsaugel intraoperativehypotensionpathophysiologyclinicalrelevanceandtherapeuticapproaches