Prognosis and risk stratification in first-presentation myocardial infarction with nonobstructive coronary arteries using stress cardiac MRI.

Leting Tang¹, Qian Long¹, Wenjin Zhao¹, Kang Li¹, Lin Tian², Hu Guo³, Haiyang Li¹, Mu Zeng^4,5

¹Department of Radiology, The Second Xiangya Hospital, Central South University, Changsha, China.

²Circle Cardiovascular Imaging Inc., Changsha, China.

³MR Application, Siemens Healthineers Ltd., Changsha, China.

⁴Department of Radiology, The Second Xiangya Hospital, Central South University, Changsha, China. zengmu@csu.edu.cn.

⁵Clinical Research Center for Medical Imaging in Hunan Province, Changsha, China. zengmu@csu.edu.cn.

PubMed PMC DOI PDF

Abstract

OBJECTIVES: To evaluate the prognostic value of stress cardiac MRI in myocardial infarction with nonobstructive coronary arteries (MINOCA), and to investigate its efficacy in risk stratification. MATERIALS AND METHODS: A total of 279 MINOCA patients undergoing stress cardiac MRI were retrospectively enrolled. Patients were classified into 4 subgroups according to the cardiac MRI phenotype: (1) pr…

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