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. 2021 Aug 6;12:718065. doi: 10.3389/fphys.2021.718065

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Copyright © 2021 Li, Liu, Jin, Tang, Lu, Zhu, Xu, Ma and Yang.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Computerized tomography angiography (CTA) shows the distribution of aortic valve calcification using a surgeon’s view clock-face model. (A) The CTA cross section shows the distribution of the tricuspid aortic valve (TAV) calcification. (B) The CTA cross section shows the distribution of the bicuspid aortic valve (BAV) calcification. (C) 3-Dimensional (3D) view of the CTA image shows the eccentric calcification of the aortic valve in region A. (D) 3D view of the CTA image shows eccentric calcification in region B. (E) 3D view of the CTA image shows eccentric calcification in region C. (F) Surgical view of the left atrium (Ruiz et al., 2011).