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Abstract #3539

Assessment of early anthracycline-induced cardiotoxicity and liver injury with T2 and T2* mapping in rabbit models

Xiaolan Feng1, Wanyin Qi1, Zhengyuan Xiao1, Xue Zheng1, Xiaoyong Zhang2, and Jing Chen1
1The Affiliated Hospital of Southwest Medical University, luzhou, China, 2Department of Clinical Science,Philips Healthcare, chengdu, China

Synopsis

Keywords: Myocardium, fMRI

Motivation: Chemotherapy-related cardiotoxicity has garnered more attention, an early assessment of cardiac injury to delay or prevent the occurrence and development of irreversible cardiac injury is vitally important.

Goal(s): T2 mapping and T2* mapping are expected to be used for evaluating early anthracycline-induced cardiotoxicity (AIC) and anthracycline-induced liver injury (AILI).

Approach: We established a rabbit model of anthracycline-induced cardiotoxicity and dynamically observed the occurrence and progression of AIC and AILI using T2 and T2* mapping.

Results: Preliminary results show T2 and T2* mapping showed value one-stop assessment of AIC and AILI.

Impact: Anthracycline-induced cardiotoxicity could be detected by T2 mapping as earlier as the second week, mainly focusing on the 7th, 11th and 12th segments of left ventricle. Combined with T2* mapping, hepatoxicity and supplementary cardiotoxicity were assessed by one-stop scan.

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Keywords