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. 2022 Apr 13;12:879714. doi: 10.3389/fonc.2022.879714

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Copyright © 2022 Cheng, Qin and Chen

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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Electrocardiograms. (A) Electrocardiogram obtained one month before this admission showed nearly normal. (B) Electrocardiogram at hospital admission showed QT prolongation and T-wave inversions in leads I and V1 to V6. (C) Electrocardiogram on the third hospital day showed more obvious QT prolongation and T-wave inversions in the limb leads (I, II, III, AVL, AVR and AVF) and the chest leads (V1 to V6). (D) Electrocardiogram after surgery showed QT prolongation and T-wave inversions disappeared.