Abstract #4139
Sub-aortic Complex is a Simple and Accurate Parameter to Predict Obstruction in Hypertrophic Cardiomyopathy: A CMR and Doppler Study
Zixian Chen1, Junqiang Lei1, Shunlin Guo2, Zheng Zhang3, Shihua Zhao4, and Minjie Lu4
1Department of Radiology, The First Hospital of Lanzhou University, Intelligent Imaging Medical Engineering Research Center of Gansu Province, Accurate Image Collaborative Innovation International Science and Technology Cooperation Base of Gansu Province, Radiological Clinical Medicine Research Center of Gansu Province, Lanzhou, China, 2Radiology, The First Hospital of Lanzhou University, Intelligent Imaging Medical Engineering Research Center of Gansu Province, Accurate Image Collaborative Innovation International Science and Technology Cooperation Base of Gansu Province, Radiological Clinical Medicine Research Center of Gansu Province, Lanzhou, China, 3Department of Cardiology, The first Hospital of Lanzhou University, Lanzhou, China, 4Department of Magnetic Resonance Imaging, Cardiovascular Imaging and Intervention Center, State Key Laboratory of Cardiovascular Disease，Fuwai Hospital, National Center for Cardiovascular Diseases，Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China
Synopsis
To investigate the “sub-aortic complex (SAC)”, a new cardiac magnetic resonance (CMR) derived parameter, for the detection and grading of left ventricular outflow tract (LVOT) obstruction in hypertrophic cardiomyopathy (HCM) patients, compared with echocardiography and CMR 2D flow.
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