Systematic literature review on early detection of postoperative delirium in adult patients after cardiac surgery

Abstract Background Postoperative delirium (POD) is a cognitive decline and attention deficit that can occur in patients after cardiac surgery. Despite extensive research identifying the risk factors, POD often remains undiagnosed and untreated in medical settings. Therefore, this systematic literat...

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Main Authors: Saleh Mohammed Alhaj Othman, Mohammed Ali Ali Aziz, Chanyanud Sriwayyapram, Qin Xu
Format: Article
Language:English
Published: BMC 2024-12-01
Series:Journal of Cardiothoracic Surgery
Subjects:
Online Access:https://doi.org/10.1186/s13019-024-03173-0
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author Saleh Mohammed Alhaj Othman
Mohammed Ali Ali Aziz
Chanyanud Sriwayyapram
Qin Xu
author_facet Saleh Mohammed Alhaj Othman
Mohammed Ali Ali Aziz
Chanyanud Sriwayyapram
Qin Xu
author_sort Saleh Mohammed Alhaj Othman
collection DOAJ
description Abstract Background Postoperative delirium (POD) is a cognitive decline and attention deficit that can occur in patients after cardiac surgery. Despite extensive research identifying the risk factors, POD often remains undiagnosed and untreated in medical settings. Therefore, this systematic literature review (SLR) aimed to summarize the available studies on early POD identification in patients following cardiovascular surgery. Method Data were obtained from Scopus, PubMed, and the Cochrane International database. The search strategy was designed to identify articles published between January 2000 and January 2024. The keywords and medical subject heading (MeSH) terms used in the search included "postoperative delirium," "cardiac surgery," "early detection," and "risk factors." Studies were included if they met the following criteria: (1) focused on adult patients undergoing cardiac surgery; (2) examined methods for the early identification or prediction of POD; and (3) provided statistical analyses or clinical outcomes related to POD. The exclusion criteria were: studies on non-cardiac surgeries, pediatric populations, or those without clear methodological details. Results Seven of the examined studies highlighted high-risk variables (individual characteristics, underlying diseases, and treatment methods) and typical symptoms as crucial components for early POD diagnosis. However, the diagnostic criteria and evaluation methodologies needed to be more consistent, and there was no consensus regarding the most efficient early detection approaches. Conclusion These findings underscore the need for standardized diagnostic criteria and evaluation methods for the early detection of POD in patients undergoing cardiovascular surgery. Evidence-based recommendations are necessary to enhance early diagnosis and treatment of POD in this population.
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spelling doaj-art-6f778d16b54e40ff9eeccebf0c868a3f2025-08-20T01:57:12ZengBMCJournal of Cardiothoracic Surgery1749-80902024-12-0119111010.1186/s13019-024-03173-0Systematic literature review on early detection of postoperative delirium in adult patients after cardiac surgerySaleh Mohammed Alhaj Othman0Mohammed Ali Ali Aziz1Chanyanud Sriwayyapram2Qin Xu3Nanjing Medical UniversityNanjing Medical UniversityNanjing Medical UniversityNanjing Medical UniversityAbstract Background Postoperative delirium (POD) is a cognitive decline and attention deficit that can occur in patients after cardiac surgery. Despite extensive research identifying the risk factors, POD often remains undiagnosed and untreated in medical settings. Therefore, this systematic literature review (SLR) aimed to summarize the available studies on early POD identification in patients following cardiovascular surgery. Method Data were obtained from Scopus, PubMed, and the Cochrane International database. The search strategy was designed to identify articles published between January 2000 and January 2024. The keywords and medical subject heading (MeSH) terms used in the search included "postoperative delirium," "cardiac surgery," "early detection," and "risk factors." Studies were included if they met the following criteria: (1) focused on adult patients undergoing cardiac surgery; (2) examined methods for the early identification or prediction of POD; and (3) provided statistical analyses or clinical outcomes related to POD. The exclusion criteria were: studies on non-cardiac surgeries, pediatric populations, or those without clear methodological details. Results Seven of the examined studies highlighted high-risk variables (individual characteristics, underlying diseases, and treatment methods) and typical symptoms as crucial components for early POD diagnosis. However, the diagnostic criteria and evaluation methodologies needed to be more consistent, and there was no consensus regarding the most efficient early detection approaches. Conclusion These findings underscore the need for standardized diagnostic criteria and evaluation methods for the early detection of POD in patients undergoing cardiovascular surgery. Evidence-based recommendations are necessary to enhance early diagnosis and treatment of POD in this population.https://doi.org/10.1186/s13019-024-03173-0Cardiovascular diseasePostoperative deliriumRisk factorsSystematic literature reviewCardiac surgeryEarly detection
spellingShingle Saleh Mohammed Alhaj Othman
Mohammed Ali Ali Aziz
Chanyanud Sriwayyapram
Qin Xu
Systematic literature review on early detection of postoperative delirium in adult patients after cardiac surgery
Journal of Cardiothoracic Surgery
Cardiovascular disease
Postoperative delirium
Risk factors
Systematic literature review
Cardiac surgery
Early detection
title Systematic literature review on early detection of postoperative delirium in adult patients after cardiac surgery
title_full Systematic literature review on early detection of postoperative delirium in adult patients after cardiac surgery
title_fullStr Systematic literature review on early detection of postoperative delirium in adult patients after cardiac surgery
title_full_unstemmed Systematic literature review on early detection of postoperative delirium in adult patients after cardiac surgery
title_short Systematic literature review on early detection of postoperative delirium in adult patients after cardiac surgery
title_sort systematic literature review on early detection of postoperative delirium in adult patients after cardiac surgery
topic Cardiovascular disease
Postoperative delirium
Risk factors
Systematic literature review
Cardiac surgery
Early detection
url https://doi.org/10.1186/s13019-024-03173-0
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