Results 11 to 20 of about 1,834 (149)

超声心动图第一期相射血分数早期评估左室收缩功能障碍的研究进展 [PDF]

open access: yesZhongshan Daxue xuebao. Yixue kexue ban
第一期相射血分数(EF1)是指从左室舒张末期至主动脉血流速度达到峰值的左室容积变化百分比,本文综述了EF1在早期检测主动脉瓣狭窄、稳定性冠状动脉疾病、新型冠状病毒肺炎等患者左室收缩功能障碍的研究进展,分析其在临床应用中的优势与局限性,并对其未来发展提出展望,即EF1作为一个反映早期左室收缩功能障碍的新指标,具备临床推广应用的可能。
叶青, 苏中振
doaj   +6 more sources

A Study on the Diurnal Variation of Ventricular Repolarization Parameters in Patients with Obstructive Sleep Apnea [PDF]

open access: yes, 2022
BackgroundObstructive sleep apnea hypopnea syndrome (OSAHS) is a common sleep breathing disorder. More and more studies have shown that OSAHS has a significant correlation with cardiovascular disease.
YANG Beibei, JIANG Junguang, SHI Jiang, ZHANG Yang
core   +1 more source

Long-term prognostic value of quantitative myocardial perfusion in patients with chest pain and normal coronary arteries [PDF]

open access: yes, 2019
BACKGROUND: Patients with chest pain and no obstructive coronary artery disease have shown a high incidence of major adverse cardiovascular events (MACE).
Alexanderson-Rosas, E   +7 more
core   +2 more sources

Application of Intravascular Imaging in Forensic Autopsy#br# [PDF]

open access: yes, 2019
With the emergence of new technologies and devices including minimally invasive catheters and rotary couplers, the application of imaging technology such as traditional ultrasound and optical coherence tomography (OCT) is gradually expanded.
LI Yang, WEI Zhi-bin, DING Yu-han,et al.
core   +1 more source

Correlation between FAR and severity of coronary artery lesions in patients with premature coronary artery disease [PDF]

open access: yes, 2023
Objective To investigate the association between fibrinogen/albumin ratio (FAR) and the severity of coronary artery lesions in patients with premature coronary artery disease (PCAD).
Nurmaimaiti Ying, Wufur Ma
core   +1 more source

Timing of surgery and risk of postoperative thrombotic complications after recovery from Covid-19 in breast cancer patients [PDF]

open access: yes, 2023
Background and purpose: The incidence of deep venous thrombosis (DVT) for patients with breast cancer after surgery is 2.00%-6.40%. The purpose of this study was to evaluate the correlation between postoperative DVT complications and surgical timing in ...
CHENG Weihao, WANG Weili, BI Zhao, ZHANG Chaopeng, SUN Xiao, ZHAO Jiaxian, QIU Pengfei, CHEN Peng, WANG Yongsheng
core   +1 more source

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

Research Progress of Pericoronary Adipose Tissue Radiomics Based on Coronary Computed Tomography Angiography [PDF]

open access: yes
Pericoronary adipose tissue (PCAT) is a type of adipose tissue tightly wrapped in the adventitia of the coronary artery, which communicates bidirectionally with the coronary artery wall and promotes the development of coronary atherosclerosis during ...
Jianhua ZHAO, Xin YAN
core   +1 more source

Interview with Dr. Michael Grossman, City University of New York Graduate Center, National Bureau of Economic Research [PDF]

open access: yes, 2015
简介:迈克•格罗斯曼教授是美国城市大学研究中心经济学博士项目的杰出教授。 他也是现任美国国家经济研究中心卫生经济的主任。格罗斯曼教授于1970年从哥伦比亚大学取得经济学博士学位。他撰写了五本书籍, 发表了66余篇学术论文, 是35篇专业书刊章节的作者。他的研究领域集中在建立经济模型分析美国成年,儿童以及婴幼儿的健康决定因素; 以及运用经济研究方法去分析青少年的烟草和酒精的使用;理性上瘾理论的实证检验;儿童医疗护理的需求;门诊医疗在社区服务中心的生成以及成本;免税医疗机构债券利率的决定因素 ...
Xu, Jing
core   +1 more source

Optimization of Acquisition Phase and Acquisition Time Window of Coronary Artery CT Angiography with Different Heart Rates [PDF]

open access: yes
This study aimed to determine the optimal reconstruction phase and acquisition time window for coronary computed tomography angiography (CCTA) in patients with different heart rates, by exploring the effect of the optimized scanning time window on image ...
Tianle ZHANG   +4 more
core   +1 more source

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