Publications by authors named "Hirotaka Kawauchi"

Article Synopsis
  • Myocarditis has been noted as a rare side effect of COVID-19 mRNA vaccines, with an increasing number of reported cases.
  • A specific case study highlights a man who developed myocarditis after vaccination, diagnosed through cardiac magnetic resonance imaging (CMRI), which showed typical signs of the condition.
  • Follow-up six months later indicated improvement in his heart condition, demonstrating that CMRI is an effective non-invasive tool for diagnosing and monitoring myocarditis in these scenarios.
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Pollen-food allergy syndrome (PFAS) consists of type I allergy to pollen and multiple food items that are cross-reactive to the pollen. PFAS typically occurs in the oral cavity and can co-occur with eosinophilic esophagitis. However, it is infrequently reported to present with symptoms of eosinophilic gastroenteritis (EGE), such as abdominal pain and eosinophilic infiltration of the gastrointestinal tract.

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A 72-year-old woman was referred to our institution with decompensated congestive heart failure owing to subacute severe aortic regurgitation and mitral regurgitation. Her blood sample tested positive for myeloperoxidase anti-neutrophil cytoplasmic antibody (ANCA). Cardiac computed tomography revealed abnormal thickening and shortening of the aortic valvar leaflets as well as wall thickening of the sinuses of Valsalva.

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