Chinese Journal of Medical Ultrasound(Electronic Version). Year 2019 Issue 04 is now available on CAOD.

In this issue: 5g chao sheng shi dai lai lin : yuan cheng chao sheng ying yong de xian zhuang ji jin zhan (5G超声时代来临:远程超声应用的现状及进展) LIU Yizuo, ,LV Faqin, ,LI Tanshi ...... page:241-243 yuan cheng chao sheng ji shu de yan jiu jin zhan (远程超声技术的研究进展) LIU Yizuo, ,HUANG Zuoqing, ,LV Faqin, ,LI Tanshi ...... page:244-246 ren gong zhi neng zai ru xian ai zhen zhi zhong de ying yong yu si kao (人工智能在乳腺癌诊治中的应用与思考) LUO Xiao, ,LI Anhua ...... page:247-251 Diagnostic efficacy of computer aided diagnosis system in differentiating benign and malignant thyroid nodules and its influencing factors (计算机辅助诊断系统鉴别甲状腺结节良恶性的诊断效能及其影响因素) Xu Min, ,Han Feng, ,Luo Xiao, ,Wang Jianwei, ,Zheng Wei, ,Guo Zhixing, ,Lin Qingguang, ,Li Anhua ...... page:252-256 Central lymph node metastasis of papillary thyroid microcarcinoma: development of an ultrasonographic risk-prediction model (甲状腺微小乳头状癌中央区淋巴结转移的术前超声预测模型建立) Tang Jinglan, ,Hou Chunjie, ,Fan Xiaoming ...... page:257-263 Diagnostic value of virtual touch tissue imaging quantification combined with BI-RADS classification in breast lesions (声触诊组织成像定量技术联合BI-RADS分类在乳腺病变中的诊断价值) Liu Qun, ,Tian Jie, ,Liu Qianqi, ,Li Dongxu, ,Wang Xi, ,Wu Changjun ...... page:264-269 Clinical value of fetal cardiac axis in the first trimester (早孕期胎儿心轴的参考值及其临床意义) Lin Wenzhi, ,Deng Xuedong, ,Yin Linliang, ,Gou Zhongshan ...... page:270-274 Ultrasound related risk factors for assessing short-term efficacy of radio frequency ablation for uterine fibroids (子宫肌瘤射频消融术后短期疗效评估的超声影响因素分析) Miao Kuo, ,Dong Xiaoqiu, ,Shao Xiaohui, ,Kong Dejiao ...... page:275-280 Application value of quantification of distance and angle between the ductal arch and aortic arch in diagnosis of fetal right aortic arch (动脉导管弓与主动脉弓间距及夹角在胎儿右位主动脉弓诊断中的应用价值) Wei Xiuzhi, ,Zhao Bowen, ,Zhang Mingxuan, ,Zhu Jianfei, ,Peng Xiaohui, ,Chen Ran, ,Xiong Li ...... page:281-287 Non-stress test combined with ultrasonic measurement for prediction of intrauterine fetal anoxia (远程胎心监护联合超声检测对胎儿宫内缺氧的预测效果分析) Zheng Guoying, ,Zhu Xiaoqing ...... page:288-292 Quantitative assessment of left ventricular myocardial function in patients with left anterior descending branch stenosis by longitudinal stratified strain technique (纵向分层应变技术定量评估左前降支狭窄患者左心室心肌功能) Hou Xueting, ,Li Tianliang, ,Hu Xinling, ,Zhang Xiaoli, ,Hou Yuehong, ,Wang Zhongchao, ,Si Xuefei, ,Han Hong ...... page:293-300 Comparative assessment of left ventricular function in patients with acute brain injury (超声心动图评估急性脑损伤患者的左心室功能) Chai Liang, ,Zhao Ziping, ,Cao Yayun, ,Bao Han, ,Gao Zhao, ,Liu Xiaoxiao ...... page:301-305 Evaluation of characteristics of high altitude heart disease in Tibetan patients from different altitude areas by transthoracic echocardiography (西藏不同海拔地区藏族人群高原性心脏病的超声心动图指标分析) Nima Yuzhen, ,De Yang, ,Shi Jianling, ,Zhang Yixiu ...... page:306-310 xiao er chao sheng xin dong tu ping jia zhi biao ji can kao zhi de xiang guan yan jiu jin zhan (小儿超声心动图评价指标及参考值的相关研究进展) HU Ping, ,LU Zuo, ,YAN Zuo, ,TAN Xuerui, ,MA Xiaojing ...... page:311-314 jing shi guan chao sheng xin dong tu lian he you xin sheng xue zao ying zhen duan luan yuan kong wei bi he bing fei dong jing mai zuo er li (经食管超声心动图联合右心声学造影诊断卵圆孔未闭合并肺动静脉瘘二例) DU Lijuan, ,LAN Tingyu, ,HUANG Wenyan, ,HE Wen, ,WANG Yumeng, ,FU Qiang, ,CHEN Buxing ...... page:315-316 guan zhuang dong mai yi chang qi yuan yu fei dong mai yi li (冠状动脉异常起源于肺动脉一例) WANG Liuyu, ,HE Yafeng, ,MA Xiaojing, ,XU Zhonghua ...... page:317-319 5g yuan cheng chao sheng ji qi ying yong qian jing (5G远程超声及其应用前景) LV Faqin ...... page:320