- Cardiac electrophysiology and arrhythmias
- Cardiac Arrhythmias and Treatments
- Viral Infections and Immunology Research
- Electrostatic Discharge in Electronics
- Atrial Fibrillation Management and Outcomes
- Cardiac pacing and defibrillation studies
- Cardiovascular Function and Risk Factors
- Neurological disorders and treatments
- Ion channel regulation and function
Matsumoto City Hospital
2024
Suwa Red Cross Hospital
2022-2023
Multiple cases of cardiac complications and sudden death have been reported following vaccination with COVID-19 mRNA vaccines.The underlying pathophysiology is unclear.Herein, we report the case a previously healthy 26-year-old man who developed myocarditis pericarditis resulting in prominent J waves ventricular fibrillation (VF) after receiving BNT162b2 (Pfizer-BioNTech, New York, NY) vaccine.Histopathology endomyocardial biopsy specimens showed inflammatory infiltrates histiocyte...
Vaccination against COVID-19 has raised concerns about myocarditis in young men, as out-of-hospital cardiac arrest (OHCA) or sudden death after vaccination been reported sporadically. Common features of these cases are occurrence within a few weeks vaccination, patients with no structural heart diseases. Cases unexplained nocturnal showed fibrotic hypertrophied myocardium, and one case OHCA presented ventricular fibrillation (VF) triggered by prominent J wave on an automated external...