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Review
. 2022 Aug;364(2):139-147.
doi: 10.1016/j.amjms.2022.01.022. Epub 2022 Feb 11.

COVID-19 and the cardiovascular system: an update

Affiliations
Review

COVID-19 and the cardiovascular system: an update

Joshua K Salabei et al. Am J Med Sci. 2022 Aug.

Abstract

As COVID-19 continues to cause an increasing number of deaths worldwide, it is important that providers stay abreast with new research related to the pathophysiology of COVID-19 disease presentation states and clinical management. It is now well recognized that COVID-19 affects extrapulmonary organs, particularly the cardiovascular system. For example, cardiogenic shock has been increasingly observed in patients with COVID-19, owing to the various mechanisms involved and the affinity of the SARS-CoV-2 virus to cells comprising the cardiovascular system. In this review, we have briefly discussed the link between the cardiovascular system and COVID-19 infection, focusing on underlying mechanisms including but not limited to cytokine storm, direct virus-induced myocarditis, and ST-elevation myocardial infarction leading to cardiogenic shock. We have highlighted the cardiovascular risk factors associated with disease prognostication in COVID-19 patients. We have also briefly discussed vasopressors and inotropes used for treating shock and presented their mechanism of action, contraindications, and side effects in the hopes of providing a quick reference to help the provider optimize management of COVID-19 patients presenting with cardiovascular complications such as shock.

Keywords: COVID-19; Cardiovascular complications; Coronavirus; Inotropes; Myocarditis; SARS-CoV-2; Shock; Vaccine; Vasopressor.

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Conflict of interest statement

Declaration of Competing Interest None.

Figures

Figure 1:
Figure 1
Types of shock. In COVID-19 patients, similar to non-COVID-19 patients, the cause of shock can be multifactorial, and different shock types can occur simultaneously. Cardiogenic shock can result from a variety of causes given the systemic nature of COVID-19. The cause of shock can also be iatrogenic; hemorrhage can result from anticoagulation therapy while pneumothorax can be caused by barotrauma or has been associated with high dose corticosteroids use., The initial evaluation of critically ill COVID-19 patients supposedly in shock must take into consideration these potential causes.

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