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A systematic review of the pharmacological management of aortic root dilation in Marfan syndrome.
Cardiol Young. 2013 Aug; 23(4):568-81.CY

Abstract

BACKGROUND

Marfan syndrome causes aortic dilation leading to dissection and death. This systematic review examined the use of beta-blockers, angiotensin-converting enzyme inhibitors, and angiotensin II receptor blockers in the management of aortic dilation in this disease.

METHODS

We searched four databases--Medline, EMBASE, Web of Science, and The Cochrane Central Register of Controlled Trials--two conference proceedings, references of retrieved articles, and a web-based trial registry. The primary outcome was mortality. The secondary outcomes were aortic dissection, need for elective surgical repair, change in aortic dilation, and adverse events. Two reviewers selected studies, abstracted data, and assessed study quality. Meta-analyses were not performed because of study heterogeneity.

RESULTS

A total of 18 studies were included--12 completed and six in progress. Of the completed studies, three before-and-after treatment, one prospective cohort, three retrospective cohorts, and two randomised control trials examined beta-blockers; one randomised and one non-randomised trial examined angiotensin-converting enzyme inhibitors; and one retrospective cohort study examined angiotensin II receptor blockers. Studies in progress are all randomised trials. Mortality was not impacted by drug therapy, although studies were underpowered with respect to this outcome. All drug classes were associated with a decrease in the rate of aortic dilation (angiotensin-converting enzyme inhibitors or angiotensin II receptor blockers >beta-blockers); none had an impact on other secondary outcomes.

CONCLUSIONS

On the basis of existing evidence, beta-blockers, angiotensin-converting enzyme inhibitors, and angiotensin II receptor blockers slow the progression of aortic dilation in Marfan syndrome. Angiotensin-converting enzyme inhibitors and angiotensin II receptor blockers may have more effect than beta-blockers; however, more methodologically rigorous studies currently in progress are needed to evaluate the impact of drug therapy on clinical outcomes.

Authors+Show Affiliations

Division of Cardiology, The Hospital for Sick Children, Toronto, Canada.No affiliation info availableNo affiliation info availableNo affiliation info available

Pub Type(s)

Journal Article
Research Support, Non-U.S. Gov't
Review
Systematic Review

Language

eng

PubMed ID

23083542

Citation

Thakur, Varsha, et al. "A Systematic Review of the Pharmacological Management of Aortic Root Dilation in Marfan Syndrome." Cardiology in the Young, vol. 23, no. 4, 2013, pp. 568-81.
Thakur V, Rankin KN, Hartling L, et al. A systematic review of the pharmacological management of aortic root dilation in Marfan syndrome. Cardiol Young. 2013;23(4):568-81.
Thakur, V., Rankin, K. N., Hartling, L., & Mackie, A. S. (2013). A systematic review of the pharmacological management of aortic root dilation in Marfan syndrome. Cardiology in the Young, 23(4), 568-81. https://doi.org/10.1017/S1047951112001412
Thakur V, et al. A Systematic Review of the Pharmacological Management of Aortic Root Dilation in Marfan Syndrome. Cardiol Young. 2013;23(4):568-81. PubMed PMID: 23083542.
* Article titles in AMA citation format should be in sentence-case
TY - JOUR T1 - A systematic review of the pharmacological management of aortic root dilation in Marfan syndrome. AU - Thakur,Varsha, AU - Rankin,Kathryn N, AU - Hartling,Lisa, AU - Mackie,Andrew S, Y1 - 2012/10/19/ PY - 2012/10/23/entrez PY - 2012/10/23/pubmed PY - 2014/2/19/medline SP - 568 EP - 81 JF - Cardiology in the young JO - Cardiol Young VL - 23 IS - 4 N2 - BACKGROUND: Marfan syndrome causes aortic dilation leading to dissection and death. This systematic review examined the use of beta-blockers, angiotensin-converting enzyme inhibitors, and angiotensin II receptor blockers in the management of aortic dilation in this disease. METHODS: We searched four databases--Medline, EMBASE, Web of Science, and The Cochrane Central Register of Controlled Trials--two conference proceedings, references of retrieved articles, and a web-based trial registry. The primary outcome was mortality. The secondary outcomes were aortic dissection, need for elective surgical repair, change in aortic dilation, and adverse events. Two reviewers selected studies, abstracted data, and assessed study quality. Meta-analyses were not performed because of study heterogeneity. RESULTS: A total of 18 studies were included--12 completed and six in progress. Of the completed studies, three before-and-after treatment, one prospective cohort, three retrospective cohorts, and two randomised control trials examined beta-blockers; one randomised and one non-randomised trial examined angiotensin-converting enzyme inhibitors; and one retrospective cohort study examined angiotensin II receptor blockers. Studies in progress are all randomised trials. Mortality was not impacted by drug therapy, although studies were underpowered with respect to this outcome. All drug classes were associated with a decrease in the rate of aortic dilation (angiotensin-converting enzyme inhibitors or angiotensin II receptor blockers >beta-blockers); none had an impact on other secondary outcomes. CONCLUSIONS: On the basis of existing evidence, beta-blockers, angiotensin-converting enzyme inhibitors, and angiotensin II receptor blockers slow the progression of aortic dilation in Marfan syndrome. Angiotensin-converting enzyme inhibitors and angiotensin II receptor blockers may have more effect than beta-blockers; however, more methodologically rigorous studies currently in progress are needed to evaluate the impact of drug therapy on clinical outcomes. SN - 1467-1107 UR - https://www.unboundmedicine.com/medline/citation/23083542/A_systematic_review_of_the_pharmacological_management_of_aortic_root_dilation_in_Marfan_syndrome_ DB - PRIME DP - Unbound Medicine ER -