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. 2021 Oct:65:26-35.
doi: 10.1016/j.jcrc.2021.05.010. Epub 2021 May 25.

COVID-19-related echocardiographic patterns of cardiovascular dysfunction in critically ill patients: A systematic review of the current literature

Affiliations

COVID-19-related echocardiographic patterns of cardiovascular dysfunction in critically ill patients: A systematic review of the current literature

Antonio Messina et al. J Crit Care. 2021 Oct.

Abstract

Purpose: Coronavirus disease 2019 (COVID-19) infection may trigger a multi-systemic disease involving different organs. There has been growing interest regarding the harmful effects of COVID-19 on the cardiovascular system. This systematic review aims to systematically analyze papers reporting echocardiographic findings in hospitalized COVID-19 subjects.

Materials and methods: We included prospective and retrospective studies reporting echocardiography data in >10 hospitalized adult subjects with COVID-19; from 1st February 2020 to 15th January 2021.

Results: The primary electronic search identified 1120 articles. Twenty-nine studies were finally included, enrolling 3944 subjects. Overall the studies included a median of 68.0% (45.5-100.0) of patients admitted to ICU. Ten studies (34.4%) were retrospective, and 20 (68.9%) single-centred. Overall enrolling 1367 subjects, three studies reported normal echocardiographic findings in 49 ± 18% of cases. Seven studies (24.1%) analyzed the association between echocardiographic findings and mortality, mostly related to right ventricular (RV) dysfunction.

Conclusions: Data regarding the use of echocardiography on hospitalized, predominantly ICU, COVID-19 patients were retrieved from studies with heterogeneous designs, variable sample sizes, and severity scores. Normal echocardiographic findings were reported in about 50% of subjects, with LVEF usually not affected. Overall, RV dysfunction seems more likely associated with increased mortality.

Trial registration: CRD42020218439.

Keywords: COVID-19; Critical care; Diastolic function; Echocardiography; Left ventricle; Right ventricle; Systolic function.

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Conflict of interest statement

Declaration of Competing Interest Conflict of interest for the present study: none declared. Conflict of interest unrelated to the present study in the last 36 months: Dr. Messina received travel expenses and registration for meetings and congresses from Vygon and Edwards. Prof. Cecconi is a consultant for Edwards Lifesciences, LiDCO and Cheetah Medical. Dr. Monge Garcia has received Honoraria and/or Travel Expenses from Edwards Lifesciences and Deltex Medical. He also received supply medical equipment (Doppler probes) in return for carrying out research works for Deltex Medical.

Figures

Fig. 1
Fig. 1
Flow of the studies. * = Not fitting eligibility criteria full text articles excluded a reported in the Supplemental Table S4 in the Supplemental Materials.

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