Results 31 to 40 of about 7,094 (145)

Role of artificial‐intelligence‐assisted automated cardiac biometrics in prenatal screening for coarctation of aorta

open access: yesUltrasound in Obstetrics &Gynecology, Volume 64, Issue 1, Page 36-43, July 2024.
ABSTRACT Objective Although remarkable strides have been made in fetal medicine and the prenatal diagnosis of congenital heart disease, around 60% of newborns with isolated coarctation of the aorta (CoA) are not identified prior to birth. The prenatal detection of CoA has been shown to have a notable impact on survival rates of affected infants.
C. A. Taksøe‐Vester   +8 more
wiley   +1 more source

Evaluation of the location of mitral valvular prolapse by transthoracic echocardiography and transesophageal echocardiography [PDF]

open access: yes, 2011
目的应用经胸超声心动图(transthoracicechocardiography,TTE)及经食管超声心动图(transeophagealechocardiography,TEE)技术定位二尖瓣脱垂的小叶分区,并与术中结果作比较,从而评价两种检查方法的诊断价值。方法二尖瓣脱垂并伴有中度以上的二尖瓣反流患者33例。所有研究对象首先经胸超声心动图技术确诊二尖瓣脱垂,初步确定二尖瓣脱垂的亚区,然后应用经食管超声心动图技术进一步确定二尖瓣脱垂的亚区,分别与术中结果进行对照 ...
黄小川
core  

@@ [PDF]

open access: yes, 2017
目的应用超声心动图(UCG)评价动脉导管未闭(PDA)经介入封堵术与外科结扎术治疗前后心脏结构及功能的变化,指导临床决策。方法选取96例经介入封堵治疗(封堵组)与89例经外科结扎治疗(结扎组)的PDA患者行UCG常规检查,分别比较手术前后不同时间段心脏结构、功能的变化,肺动脉压力的变化,有无残余分流等情况。结果封堵组与结扎组术后除主动脉内径(AOD)外,心脏各参数术后明显得到改善(P〈0.05)。两组术后均有左室射血分数(LVEF)异常下降情况发生。与结扎组相比 ...
李金国, 沈梦茜
core   +1 more source

Comparative study on elderly mirror-image dextrocardia patients and the normal elderly [PDF]

open access: yes, 2017
目的研究对比静息状态下镜像右位心老年人与正常老年人的心功能指标的差异,为相应老年人镜像右位心患者心功能退化和心衰的发生发展提供参考。方法回顾性分析厦门大学附属东南医院2006年2月至2016年7月经超声心动图及胸片诊断为镜像右位心且不合并其他异常畸形的老年患者12例(其中男7例,女5例)临床资料,与12例老年正常心志愿者对比分析左心室射血分数(EF)、左心室缩短分数(FS)、心率(HR)、每搏输出量(SV)、每分输出量(CO)等心功能指标,比较两者间是否存在明显差异。结果镜像右位心老年患者的心率 ...
关富   +5 more
core  

Protective effect and mechanism of ethanol extract of sesame on myocardial injury in rats with exercise-induced fatigue [PDF]

open access: yes, 2023
ObjectiveTo study the cardioprotective effect of sesame ethanol extract (SEE) on exercise-induced fatigue (EIF) rats and its effects on myocardial physiological and biochemical parameters.MethodsRats were randomly divided into control group (Control ...
LI Qiang, MAO Yufeng
core   +1 more source

The role of echocardiography in atrial fibrillation after the radiofrequency ablation of left atrial appendage and left atrial morphology and functional changes [PDF]

open access: yes, 2014
目的超声心动图技术是评价心脏功能的重要手段之一。本课题利用超声心动图技术研究心房颤动(房颤)患者射频消融术后左心房及左心耳重构及其功能变化。方法将42例发病时间为1--5年的阵发性心房颤动患者,分为2组:A组21例阵发性心房颤动术前组患者(40mm≤LA<50mm),平均年龄(55.59±13.43)岁;B组为阵发性心房颤动射频消融术后随访3个月的21例患者(40mm≤LA<50mm),其中15例为窦性心律,6例复发,平均年龄(53.39±10.12)岁;C组为30例正常对照组,平均年龄(50.12 ...
王晶
core  

风湿热活动性的诊断 [PDF]

open access: yes, 1985
为了了解八十年代风湿热的特点,本文总结了本院近4年来175例患者的临床和实验室资料,并与作者在六十年代所观察到的病例进行分析比较,着重对各项检查在诊断风湿活动的敏感性和价值进行评价和讨论。材料和方法病例选择本组病例来自本院内、儿科住院和风湿病专科门诊患者,共175例。年龄4~65岁。男44例,女131例。初发风湿性心脏炎48例,复发性心肌炎2例,风心病并风湿活动81例,风湿性关节炎44例。其中102例符合65年Jones修订标准 ...
余步云
core  

三维全自动左心定量技术评价心脏起搏器植入患者的左心功能 [PDF]

open access: yes, 2020
【目的】运用心脏三维全自动左心定量技术(HM)评价心脏起搏器植入患者的左心室容积及射血分数。【方法】对 50 例心脏起搏器植入患者行超声心动图检查,采集其二维及三维图像,采用双平面Simpson 法、HM  法及传统三维手动测量(3D-manual)法分别测出左心室舒张末容积(LVEDV)、左心室收缩末容积(LVESV)、左室射血分数(LVEF)。对三种方法的测量结果及后处理时间进行比较。同时评价 HM 方法组内及组间的重复性。【结果】Simpson、HM、3D-manual 法测量 LVEDV 和 ...
何艳萍   +3 more
core  

Advances in Imaging Studies for Assessing Epicardial Adipose Tissue [PDF]

open access: yes
Epicardial adipose tissue (EAT) is situated adjacent to the myocardium and coronary arteries and closely associated with the occurrence and progression of various cardiovascular diseases, including coronary artery disease (CAD), atrial fibrillation (AFib)
Pei NIE, Xiangling LIN, Yu ZHANG
core   +1 more source

ICU冠心病患者超声心动图与心肌酶的关系及意义

open access: yesZhongguo shiyan zhenduanxue, 2020
目的探讨ICU冠心病患者的超声心动图与心肌酶水平的关系和意义。方法选取我院2018年7月至2019年7月在ICU治疗的冠心病患者50例作为观察组;并选取同一时期来我院的健康体检者50例作为对照组。应用彩色多普勒超声诊断仪行超声心动图检查;并采集两组的空腹外周静脉血,分离血清,并采用酶速率法测定肌酸激酶(CK)、肌酸激酶同工酶(CK-MB)和羟丁酸脱氢酶(HB-DH)水平。结果应用超声心动图检测冠心病的检出率为84.0%;观察组左室收缩末期容积(LVESV)和左室舒张末期容积(LVEDV)明显高于对照组 ...
刘丽, 张芳, 常琳
doaj  

Home - About - Disclaimer - Privacy