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. 2023 Feb 16;10:1097974. doi: 10.3389/fcvm.2023.1097974

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Copyright © 2023 Shanmuganathan, Kotronias, Burrage, Ng, Banerjee, Xie, Fletcher, Manley, Borlotti, Emfietzoglou, Mentzer, Marin, Raman, Oxford Acute Myocardial Infarction (OxAMI) investigators, Tunnicliffe, Neubauer, Piechnik, Channon and Ferreira.

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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Myocardial tissue characteristics on CMR during acute COVID-19 in hospitalized patients with and without mild cardiac Troponin (CTnI) rise. Out of 23 patients, eight had mildly elevated CTnI levels (on average 2.4-fold above normal range). Green dotted line in the graphs denotes the upper limit of normal range for T1 and T2SI ratio in the 3 T MR scanner used for this study.