Seven-year clinical follow-up of a Chinese homozygous familial hypercholesterolemia child with premature xanthomas and coronary artery disease—A need for early diagnosis and aggressive treatment

a Beijing Anzhen Hospital, Capital Medical University, Beijing Institute of Heart Lung and Blood Vessel Diseases, The Key Laboratory of Remodeling-related Cardiovascular Diseases, Ministry of Education, Department of Atherosclerosis, 2 Anzhen Road, ChaoYang District, Beijing 100029, China b Department of Radiology, The China–Japan Friendship Hospital, Beijing 100029, China c Department of Cardiac Surgery, Beijing Anzhen Hospital, Capital Medical University, 2 Anzhen Road, Chaoyang District, Beijing 100029, China d Department of Imaging, Beijing Anzhen Hospital, Capital Medical University, 2 Anzhen Road, Chaoyang District, Beijing 100029, China e Department of Emergency, Beijing Anzhen Hospital, Capital Medical University, 2 Anzhen Road, Chaoyang District, Beijing 100029, China f National Engineering Laboratory for Druggable Gene and Protein Screening, Northeast Normal University, Changchun 130024, Jilin, China g Beijing Institute of Genomics, Chinese Academy of Sciences, Beijing 100029, China