Intensive care unit management of uncomplicated type B aortic dissection in relation to treatment period: a retrospective observational study

Background Medical therapy is the standard treatment for uncomplicated acute type B aortic dissection (ATBAD), but there is little evidence of the need for intensive care unit (ICU) management. Therefore, we aimed to investigate the effects of ICU treatment on uncomplicated ATBAD. Methods We retrosp...

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Main Authors: Chul Ho Lee, Jae Seok Jang, Jun Woo Cho
Format: Article
Language:English
Published: Yeungnam University College of Medicine, Yeungnam University Institute Medical Science 2022-10-01
Series:Journal of Yeungnam Medical Science
Subjects:
Online Access:http://www.e-jyms.org/upload/pdf/jyms-2021-01690.pdf
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author Chul Ho Lee
Jae Seok Jang
Jun Woo Cho
author_facet Chul Ho Lee
Jae Seok Jang
Jun Woo Cho
author_sort Chul Ho Lee
collection DOAJ
description Background Medical therapy is the standard treatment for uncomplicated acute type B aortic dissection (ATBAD), but there is little evidence of the need for intensive care unit (ICU) management. Therefore, we aimed to investigate the effects of ICU treatment on uncomplicated ATBAD. Methods We retrospectively studied patients with uncomplicated ATBAD who were medically treated between January 2010 and July 2020. Patients were divided into short-term ICU stay (SIS) and long-term ICU stay (LIS) groups, according to a 48-hour cutoff of ICU stay duration. The incidence of pneumonia and delirium, rate of aortic events, hospital mortality, and survival rate were compared. Results Fifty-five patients were treated for uncomplicated ATBAD (n=29 for SIS and n=26 for LIS). The incidence of pneumonia (3.6% vs. 7.7%) and delirium (14.3% vs. 34.6%) was higher in the LIS group than in the SIS group, but the differences were not statistically significant. The survival rates at 1, 3, and 5 years were not different between the two groups (SIS: 96.4%, 92.2%, and 75.5% vs. LIS: 96.2%, 88.0%, and 54.2%, respectively; p=0.102). Multivariate Cox regression analysis for aortic events showed that using a calcium channel blocker lowered the risk of aortic events. Conclusion Long-term ICU treatment is unlikely to be necessary for the treatment of uncomplicated ATBAD. Active use of antihypertensive agents, such as calcium channel blockers, may be needed during the follow-up period.
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spelling doaj.art-ef9591fcf53241f98a8b386dcfe6466f2022-12-22T02:32:12ZengYeungnam University College of Medicine, Yeungnam University Institute Medical ScienceJournal of Yeungnam Medical Science2799-80102022-10-0139429429910.12701/jyms.2021.016902699Intensive care unit management of uncomplicated type B aortic dissection in relation to treatment period: a retrospective observational studyChul Ho Lee0Jae Seok Jang1Jun Woo Cho Department of Thoracic and Cardiovascular Surgery, Daegu Catholic University School of Medicine, Daegu, Korea Department of Thoracic and Cardiovascular Surgery, Daegu Catholic University School of Medicine, Daegu, KoreaBackground Medical therapy is the standard treatment for uncomplicated acute type B aortic dissection (ATBAD), but there is little evidence of the need for intensive care unit (ICU) management. Therefore, we aimed to investigate the effects of ICU treatment on uncomplicated ATBAD. Methods We retrospectively studied patients with uncomplicated ATBAD who were medically treated between January 2010 and July 2020. Patients were divided into short-term ICU stay (SIS) and long-term ICU stay (LIS) groups, according to a 48-hour cutoff of ICU stay duration. The incidence of pneumonia and delirium, rate of aortic events, hospital mortality, and survival rate were compared. Results Fifty-five patients were treated for uncomplicated ATBAD (n=29 for SIS and n=26 for LIS). The incidence of pneumonia (3.6% vs. 7.7%) and delirium (14.3% vs. 34.6%) was higher in the LIS group than in the SIS group, but the differences were not statistically significant. The survival rates at 1, 3, and 5 years were not different between the two groups (SIS: 96.4%, 92.2%, and 75.5% vs. LIS: 96.2%, 88.0%, and 54.2%, respectively; p=0.102). Multivariate Cox regression analysis for aortic events showed that using a calcium channel blocker lowered the risk of aortic events. Conclusion Long-term ICU treatment is unlikely to be necessary for the treatment of uncomplicated ATBAD. Active use of antihypertensive agents, such as calcium channel blockers, may be needed during the follow-up period.http://www.e-jyms.org/upload/pdf/jyms-2021-01690.pdfacute type b aortic dissectionantihypertensive treatmentintensive care units
spellingShingle Chul Ho Lee
Jae Seok Jang
Jun Woo Cho
Intensive care unit management of uncomplicated type B aortic dissection in relation to treatment period: a retrospective observational study
Journal of Yeungnam Medical Science
acute type b aortic dissection
antihypertensive treatment
intensive care units
title Intensive care unit management of uncomplicated type B aortic dissection in relation to treatment period: a retrospective observational study
title_full Intensive care unit management of uncomplicated type B aortic dissection in relation to treatment period: a retrospective observational study
title_fullStr Intensive care unit management of uncomplicated type B aortic dissection in relation to treatment period: a retrospective observational study
title_full_unstemmed Intensive care unit management of uncomplicated type B aortic dissection in relation to treatment period: a retrospective observational study
title_short Intensive care unit management of uncomplicated type B aortic dissection in relation to treatment period: a retrospective observational study
title_sort intensive care unit management of uncomplicated type b aortic dissection in relation to treatment period a retrospective observational study
topic acute type b aortic dissection
antihypertensive treatment
intensive care units
url http://www.e-jyms.org/upload/pdf/jyms-2021-01690.pdf
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AT junwoocho intensivecareunitmanagementofuncomplicatedtypebaorticdissectioninrelationtotreatmentperiodaretrospectiveobservationalstudy