Coronary Vasospastic Angina: A Review of the Pathogenesis, Diagnosis, and Management

Vasospastic angina (VSA) is an under-appreciated cause of chest pain. It is characterised by transient vasoconstriction of the coronary arteries and plays a significant role in the pathogenesis of stable angina and acute coronary syndromes. Complex mechanistic pathways characterised by endothelial d...

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Main Authors: Rajan Rehan, James Weaver, Andy Yong
Format: Article
Language:English
Published: MDPI AG 2022-07-01
Series:Life
Subjects:
Online Access:https://www.mdpi.com/2075-1729/12/8/1124
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author Rajan Rehan
James Weaver
Andy Yong
author_facet Rajan Rehan
James Weaver
Andy Yong
author_sort Rajan Rehan
collection DOAJ
description Vasospastic angina (VSA) is an under-appreciated cause of chest pain. It is characterised by transient vasoconstriction of the coronary arteries and plays a significant role in the pathogenesis of stable angina and acute coronary syndromes. Complex mechanistic pathways characterised by endothelial dysfunction and smooth muscle hypercontractility lead to a broad spectrum of clinical manifestations ranging from recurrent angina to fatal arrhythmias. Invasive provocation testing using intracoronary acetylcholine or ergonovine is considered the current gold standard for diagnosis, but there is a wide variation in protocols amongst different institutions. Conventional pharmacological therapy relies on calcium channel blockers and nitrates; however, refractory VSA has limited options. This review evaluates the pathophysiology, diagnostic challenges, and management strategies for VSA. We believe global efforts to standardise diagnostic and therapeutic guidelines will improve the outcomes for affected patients.
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spelling doaj.art-d40d7a77ae6044a3964b3e6fa6e220432023-11-30T21:48:48ZengMDPI AGLife2075-17292022-07-01128112410.3390/life12081124Coronary Vasospastic Angina: A Review of the Pathogenesis, Diagnosis, and ManagementRajan Rehan0James Weaver1Andy Yong2Concord Repatriation Hospital, Sydney, NSW 2137, AustraliaRoyal Prince Alfred Hospital, Sydney, NSW 2050, AustraliaConcord Repatriation Hospital, Sydney, NSW 2137, AustraliaVasospastic angina (VSA) is an under-appreciated cause of chest pain. It is characterised by transient vasoconstriction of the coronary arteries and plays a significant role in the pathogenesis of stable angina and acute coronary syndromes. Complex mechanistic pathways characterised by endothelial dysfunction and smooth muscle hypercontractility lead to a broad spectrum of clinical manifestations ranging from recurrent angina to fatal arrhythmias. Invasive provocation testing using intracoronary acetylcholine or ergonovine is considered the current gold standard for diagnosis, but there is a wide variation in protocols amongst different institutions. Conventional pharmacological therapy relies on calcium channel blockers and nitrates; however, refractory VSA has limited options. This review evaluates the pathophysiology, diagnostic challenges, and management strategies for VSA. We believe global efforts to standardise diagnostic and therapeutic guidelines will improve the outcomes for affected patients.https://www.mdpi.com/2075-1729/12/8/1124coronary artery vasospasmvasospastic anginaendothelial dysfunctionintracoronary provocation testing
spellingShingle Rajan Rehan
James Weaver
Andy Yong
Coronary Vasospastic Angina: A Review of the Pathogenesis, Diagnosis, and Management
Life
coronary artery vasospasm
vasospastic angina
endothelial dysfunction
intracoronary provocation testing
title Coronary Vasospastic Angina: A Review of the Pathogenesis, Diagnosis, and Management
title_full Coronary Vasospastic Angina: A Review of the Pathogenesis, Diagnosis, and Management
title_fullStr Coronary Vasospastic Angina: A Review of the Pathogenesis, Diagnosis, and Management
title_full_unstemmed Coronary Vasospastic Angina: A Review of the Pathogenesis, Diagnosis, and Management
title_short Coronary Vasospastic Angina: A Review of the Pathogenesis, Diagnosis, and Management
title_sort coronary vasospastic angina a review of the pathogenesis diagnosis and management
topic coronary artery vasospasm
vasospastic angina
endothelial dysfunction
intracoronary provocation testing
url https://www.mdpi.com/2075-1729/12/8/1124
work_keys_str_mv AT rajanrehan coronaryvasospasticanginaareviewofthepathogenesisdiagnosisandmanagement
AT jamesweaver coronaryvasospasticanginaareviewofthepathogenesisdiagnosisandmanagement
AT andyyong coronaryvasospasticanginaareviewofthepathogenesisdiagnosisandmanagement