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Masahiro Koide, Kento Fukui, Masayasu Nishimura, Yasuyuki Enoki, Keitarou Koshi, Hiroki Kitajima and Satoshi Akabame declare that they have no conflict of interest.
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Movie 1: Transesophageal echocardiography showing severe thickening of aortic leaflets and anterior mitral leaflet (MOV 1571 kb)
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Koide, M., Fukui, K., Nishimura, M. et al. Rapid aortic and mitral valve thickening and regurgitation with complete atrioventricular block due to myeloperoxidase anti-neutrophil cytoplasmic antibody-associated vasculitis. J Echocardiogr 19, 187–189 (2021). https://doi.org/10.1007/s12574-020-00473-x
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DOI: https://doi.org/10.1007/s12574-020-00473-x