1Attention to hazard of electrolyte disturbancesXIAO Xian-chao, WANG Gui-xiaSYMPOSIUM·ELECTROLYTE DISTURBANCES353-3562Understanding and prognosis of complex dysnatremia in hospitalized patientsLIANG Si-yu, CHEN ShiSYMPOSIUM·ELECTROLYTE DISTURBANCES357-3603Diagnosis and treatment of hypernatraemiaLIU Zhi-hong, ZHANG Li-huiSYMPOSIUM·ELECTROLYTE DISTURBANCES361-3644Clinical diagnosis,treatment and progression of hypercalcemia:an endocrinological perspectiveNI Qi, CHEN KangSYMPOSIUM·ELECTROLYTE DISTURBANCES365-3725Identification and management of the etiology of acute metabolic acidosisHAN Ming-yue, GANG Xiao-kunSYMPOSIUM·ELECTROLYTE DISTURBANCES373-3796Clinical diagnosis and treatment of hypophosphatemiaHAN Wen-xia, LIU Xin-ruSYMPOSIUM·ELECTROLYTE DISTURBANCES380-3847Risk factors of AKD in patients with decompensated hepatitis B cirrhosis and the correlation between AKD and clinical prognosisLI Qiong, LI Jun-feng, MAO Xiao-rongORIGINAL CONTRIBUTION385-3908Effect of vitamin D deficiency on ACE2 and inflammatory factors in patients with type 2 diabetesXING Chen-hao, LU Ya-min, TANG Hong-yue, ZHANG Cui-gai, LIU Guang-xia, CHEN Fang, HOU Zhan, LYU Xiu-qinORIGINAL CONTRIBUTION391-3969Correlation analysis of monocyte/high-density lipoprotein cholesterol ratio and NAFLD in patients with type 2 diabetes mellitus and gouty arthritisSHI Hong-bin, LI Zhong-nan, CHEN Ming-yue, PENG Tian-tian, CHEN Li, WANG YuORIGINAL CONTRIBUTION397-40210Health-related guality of life after left bundle branch area pacing upgrade in patients of chronic right ventricular pacingWEI Ling-ling, YE Yang, SHENG Xia, FU Guo-sheng, JIANG Chen-yangORIGINAL CONTRIBUTION403-408,41411Assessing the risk of coronary artery occlusion during transcatheter aortic valve replacement by intravascular ultrasound:a retrospectire analysis of 12 casesLIU Xian, WANG Ying-dong, LIANG Zhen-yang, WANG Geng, JING Quan-min, HAN Ya-ling, LI Yang, YU Jie, SHENG Yu-he, WANG Bin, XU KaiORIGINAL CONTRIBUTION409-414