1Clinical evaluation of protein-amino acid metabolic disordersYUAN Jing, CHEN Jiang-huaSYMPOSIUM927-9292Relationship between protein-energy wasting and mineral metabolism disorders in maintenance hemodialysis patientsLIU Zhang-suoSYMPOSIUM930-9323Nutritional treatment for elderly chronic kidney disease patients with diabetesLIU Lin, JIANG Shi-min, LI Wen-geSYMPOSIUM933-9364Brain-kidney dialogue in nutrition metabolism of chronic kidney diseaseDA Jing-jing, ZHA YanSYMPOSIUM937-9405Protein-energy wasting syndrome in diabetic nephropathy: diagnosis and treatmentCHENG Dong-sheng, WANG Nian-songSYMPOSIUM941-9446Research progress in protein-energy metabolism and intestinal mucosa immunization in kidney diseasesHE Jia-wei, ZHOU Xu-jieSYMPOSIUM945-9487Interpretation of 2018 expert consensus for diagnosis and management of syncope in ChinaLIU Wen-lingGUIDELINE AND CONSENSUS949-9558Interpretation of expert ideas in the Sixth World Symposium of Pulmonary Hypertension (Ⅰ)——interpretation of the work report summary of expert groupCHEN Hong, ZHAI Zhen-guoGUIDELINE AND CONSENSUS956-9599Interpretation:recommendations of the 6st World Symposium on Pulmonary Hypertension(Ⅱ)——haemodynamic definitions and updated clinical classification of pulmonary hypertensionWANG Yao, WAN JunGUIDELINE AND CONSENSUS960-96210Interpretation of expert ideas in the 6st World Symposium on Pulmonary Hypertension (Ⅲ)——risk stratification of and drug treatment for pulmonary arterial hypertensionQIAO Li-song, XU Xiao-maoGUIDELINE AND CONSENSUS963-96611Interpretation of expert ideas in the Sixth World Symposium of Pulmonary Hypertension (Ⅳ)——update on the diagnosis and treatment strategies of chronic thromboembolic pulmonary hypertensionPANG Wen-yi, XIE Wan-muGUIDELINE AND CONSENSUS967-97112Study on the correlation between red blood cell volume distribution width and protein energy wasting in maintenance hemodialysis patientsLONG Yan-jun, TIAN Mao-lu, YUAN Jing, LI Qian, ZHA YanORIGINAL CONTRIBUTION972-97613Correlation between chronic complications of type 2 diabetes mellitus and obstructive sleep apnea syndromeJIANG Fei, LIU Yan, REN Li-jue, ZHANG Yue, TIAN Jia-hui, LIU Hong-fei, ZHAO Xin-mei, WEI Cui-yingORIGINAL CONTRIBUTION977-98014Cost-effective analysis of LAAC and oral anticoagulants in the prevention of stroke in patients with atrial fibrillationZHAO Hong-wei, YIN Xiao-meng, WANG Cheng-fu, HOU Pei-pei, WANG Yong, ZHU YuORIGINAL CONTRIBUTION981-98415Relationship between human galectin 3 and myocardial infarction range, coronary thrombosis load and ventricular remodeling in patients with acute myocardial infarctionDU Fa-wang, CHEN Dan-dan, WU Yue-ting, WANG Ji-ren, CHENG Bao-linORIGINAL CONTRIBUTION985-99016Research progress in the effect of trace elements on osteoarthritisZHAO Dong-ni, BAI Yu, MEI Yi-fang, ZHANG Zhi-yiREVIEW991-99317Research status of clostridium perfringens in neuromyelitis opticaNIU Yan-xia, XIE Qin-fang, ZHANG Xin-yan, WANG Man-xiaREVIEW994-99718Progress on postoperative complications and prevention measures of ERCPWANG Zhen-wen, ZHU LiangREVIEW998-100219Intrahepatic ectopic spleen misdiagnosed as liver neoplasm:a case reportLI Dan, LI Yi-lingCASE REPORT1003-100520Repeated large amounts of pericardial effusion in a patient with POEMS syndrome : a case reportWANG Ding-kun, LI Bing-gong, ZHENG Ze-qi, PENG Jing-tian, LI FeiCASE REPORT1006-1007 