Background and aimsConcerns have been raised recently about takotsubo cardiomyopathy after receiving COVID-19 vaccines, particularly the messenger RNA (mRNA) vaccines. The goal of this study was to compile case reports in order to provide a comprehensive overview of takotsubo cardiomyopathy associated with COVID-19 vaccines.MethodsFrom inception until March 10, 2022, a systematic literature search was conducted in PubMed and Google Scholar. The study included individuals who developed cardiac takotsubo cardiomyopathy as a result of receiving COVID-19 vaccinations, regardless of the type of vaccine or dose.ResultsEight studies, including 8 cases, participated in the current systematic review. The median age was 61.6 years; 87.5% were female, while 12.5% were male. 75% of the patients received the mRNA COVID-19 vaccines, while 25% received other types. In addition, takotsubo cardiomyopathy occurred in 62.5% of patients after receiving the first dose and another 25% after the second dose of COVID-19 vaccines. Moreover, the mean number of days to the onset of symptoms was 2.62 days. All cases had an elevated troponin test and abnormal ECG findings. The left ventricular ejection fraction (LVEF) was above 50% among all cases. In terms of the average length of stay in the hospital, 62.5% stayed for 10.2 days, and all cases recovered from their symptoms.ConclusionTakotsubo (stress) cardiomyopathy complications that are associated with COVID-19 vaccination are rare, they can be life-threatening. Chest pain should be considered an alarming symptom, especially in those who had received a second dose of the vaccine in the last 3 days. For diagnosis, CK-MB and troponin are better biomarkers to confirm myocarditis than CRP, ESR, and NT-proBNP. All of cases completely recovered.
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