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Acute Myocarditis and Pericarditis After mRNA COVID-19 Vaccinations-A Single-Centre Retrospective Analysis.
Wassif, Marina; Lo, Phillip; Satouris, Paul; Swan, Lucinda; Tardo, Daniel; Kovacic, Jason C; Muller, David; Muthiah, Kavitha; Kotlyar, Eugene; Bart, Nicole K.
  • Wassif M; Department of Cardiology, St. Vincent's Hospital, Sydney, NSW, Australia. Electronic address: marina.wassif@health.nsw.gov.au.
  • Lo P; Department of Cardiology, St. Vincent's Hospital, Sydney, NSW, Australia; School of Clinical Medicine, University of New South Wales, Sydney, NSW, Australia; Victor Chang Cardiac Research Institute, Darlinghurst, NSW, Australia.
  • Satouris P; Department of Cardiology, St. Vincent's Hospital, Sydney, NSW, Australia; School of Medicine, The University of Notre Dame Australia, Sydney, NSW, Australia.
  • Swan L; Department of Cardiology, St. Vincent's Hospital, Sydney, NSW, Australia; School of Medicine, The University of Notre Dame Australia, Sydney, NSW, Australia.
  • Tardo D; Department of Cardiology, St. Vincent's Hospital, Sydney, NSW, Australia; Victor Chang Cardiac Research Institute, Darlinghurst, NSW, Australia; School of Medicine, The University of Notre Dame Australia, Sydney, NSW, Australia.
  • Kovacic JC; Department of Cardiology, St. Vincent's Hospital, Sydney, NSW, Australia; School of Clinical Medicine, University of New South Wales, Sydney, NSW, Australia; Victor Chang Cardiac Research Institute, Darlinghurst, NSW, Australia; Cardiovascular Research Institute, Icahn School of Medicine at Mount Si
  • Muller D; Department of Cardiology, St. Vincent's Hospital, Sydney, NSW, Australia; School of Clinical Medicine, University of New South Wales, Sydney, NSW, Australia; Victor Chang Cardiac Research Institute, Darlinghurst, NSW, Australia.
  • Muthiah K; Department of Cardiology, St. Vincent's Hospital, Sydney, NSW, Australia; School of Clinical Medicine, University of New South Wales, Sydney, NSW, Australia; Victor Chang Cardiac Research Institute, Darlinghurst, NSW, Australia.
  • Kotlyar E; Department of Cardiology, St. Vincent's Hospital, Sydney, NSW, Australia; School of Clinical Medicine, University of New South Wales, Sydney, NSW, Australia; Victor Chang Cardiac Research Institute, Darlinghurst, NSW, Australia; School of Medicine, The University of Notre Dame Australia, Sydney, NSW
  • Bart NK; Department of Cardiology, St. Vincent's Hospital, Sydney, NSW, Australia; School of Clinical Medicine, University of New South Wales, Sydney, NSW, Australia; Victor Chang Cardiac Research Institute, Darlinghurst, NSW, Australia; School of Medicine, The University of Notre Dame Australia, Sydney, NSW
Heart Lung Circ ; 32(4): 467-479, 2023 Apr.
Article in English | MEDLINE | ID: covidwho-2286358
ABSTRACT

BACKGROUND:

With the rapid rollout of COVID-19 vaccinations, numerous associated and suspected adverse events have been reported nationally and worldwide. Literature reporting confirmed cases of pericarditis and myocarditis following SARS-CoV-2 mRNA vaccinations has evolved, with a predominance in adolescent males following the second dose.

METHODS:

This was a retrospective analysis of all patients presenting to St Vincent's Hospital, Sydney, Australia with suspected COVID-19 vaccine-related myocarditis and pericarditis. The Brighton Collaboration Case Definitions of Myocarditis and Pericarditis were used to categorise patients into groups based on diagnostic certainty. Cardiac magnetic resonance imaging findings were reviewed against updated Lake Louise Criteria for diagnosing patients with suspected myocarditis.

RESULTS:

We report 10 cases of confirmed, possible or probable myocarditis and pericarditis. The mean age of presentation in the vaccine group was 33±9.0 years. The most common presenting symptom was pleuritic chest pain (n=8, 80%). Eight patients (80%) had electrocardiogram (ECG) abnormalities (n=6 pericarditis, n=2 myocarditis). Five patients (50%) had a minimum 24 hours of cardiac monitoring. One patient had multisystem inflammatory syndrome following vaccination (MIS-V) with severely impaired left ventricular ejection fraction and required admission to the intensive care unit. DISCUSSION AND

CONCLUSION:

Cardiac complications post mRNA vaccines are rare. Our case series reflects the worldwide data that vaccine-related myocarditis and pericarditis most frequently occur in young males, following the second dose of the vaccine. These cardiac side effects are mild and self-limiting, with adequate responses to oral anti-inflammatories. One patient developed a severe reaction, with no fatal cases.
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Full text: Available Collection: International databases Database: MEDLINE Main subject: Pericarditis / COVID-19 Vaccines / COVID-19 / Myocarditis Type of study: Diagnostic study / Experimental Studies / Observational study / Randomized controlled trials Topics: Vaccines Limits: Adult / Humans / Young adult Language: English Journal: Heart Lung Circ Journal subject: Vascular Diseases / Cardiology Year: 2023 Document Type: Article

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Full text: Available Collection: International databases Database: MEDLINE Main subject: Pericarditis / COVID-19 Vaccines / COVID-19 / Myocarditis Type of study: Diagnostic study / Experimental Studies / Observational study / Randomized controlled trials Topics: Vaccines Limits: Adult / Humans / Young adult Language: English Journal: Heart Lung Circ Journal subject: Vascular Diseases / Cardiology Year: 2023 Document Type: Article