Juan Cong

ORCID: 0000-0002-5123-3088
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About
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Research Areas
  • Cardiovascular Issues in Pregnancy
  • Cardiovascular Function and Risk Factors
  • Pregnancy and preeclampsia studies
  • Cardiac Structural Anomalies and Repair
  • Congenital Heart Disease Studies
  • Cardiac Imaging and Diagnostics
  • Vascular anomalies and interventions
  • Birth, Development, and Health
  • Lysosomal Storage Disorders Research
  • Cardiovascular Disease and Adiposity
  • Pregnancy-related medical research
  • Glycosylation and Glycoproteins Research
  • Carbohydrate Chemistry and Synthesis
  • Cardiac Arrhythmias and Treatments
  • Ultrasound in Clinical Applications
  • Cardiovascular and Diving-Related Complications
  • Cardiac Valve Diseases and Treatments

Zhengzhou Central Hospital
2022-2024

Henan Provincial People's Hospital
2022-2024

Affiliated Hospital of Qingdao University
2016-2021

Qingdao University
2016-2021

Third Affiliated Hospital of Zhengzhou University
2015

Pregnancy represents a physiological adaptation to the transient load changes of maternal heart. This study aimed investigate left ventricle (LV) performance during normal pregnancy by three-dimensional speckle-tracking echocardiography (3D STE) parameters considering LV loading and shape. Sequential two-dimensional (2DE) 3D STE were performed on 68 women each trimester 6 9 weeks after delivery, while thirty age-matched, healthy, nonpregnant served as controls. Global longitudinal strain...

10.1186/1476-7120-13-6 article EN cc-by Cardiovascular Ultrasound 2015-01-27

The myocardial wall of the left ventricle is a complex, multilayered structure and not homogenous. aim this study was to determine longitudinal strain (LS) in three layers normal pregnant women according gestation proceedings.The advanced two-dimensional speckle tracking echocardiography (2D STE) performed on 62 during each pregnancy trimester 6 9 weeks after delivery, while 30 age-matched, healthy, nonpregnant served as controls. LS endocardial, mid-myocardial epicardial at 18 cardiac...

10.1186/s12947-016-0089-9 article EN cc-by Cardiovascular Ultrasound 2016-11-10

The aim of this study was to investigate the morphologic changes a novel fully biodegradable implantable device after closing perimembranous ventricular septal defect (Pm-VSD) and evaluate effect occluder on myocardial function in patients during 3-year follow-up period.

10.3389/fcvm.2024.1420704 article EN cc-by Frontiers in Cardiovascular Medicine 2024-07-02

Abstract This study aimed to analyze the changes in myocardial work (MyW) properties and correlation of MyW with cardiovascular indices during pre-eclampsia (PE) pregnancy. Standard two-dimensional speckle-tracking echocardiography were sequentially performed on 77 women PE 89 normal Four components MyW: global index (GWI), constructive (GCW), wasted (GWW), efficiency (GWE) measured. The significant increased GWI, GCW GWW decreased GWE observed, while elevated more than consequently...

10.21203/rs.3.rs-2327312/v1 preprint EN cc-by Research Square (Research Square) 2022-12-02

Pre-eclampsia (PE) is a pregnancy complication that remains main cause of maternal morbidity and mortality. The aims this study were to investigate left ventricle (LV) performance in PE compare cardiac function between early-onset pre-eclampsia (EP) late-onset (LP) by novel three dimensional (3D) speckle-tracking echocardiography (STE) parameters while considering LV loading shape. Two-dimensional (2DE) 3D STE performed 43 women with EP, 41 LP 81 normal pregnancies. Global longitudinal...

10.1002/uog.14964 article EN Ultrasound in Obstetrics and Gynecology 2015-09-01

Objective To evaluate diagnostic value of mitral regurgitation jet volume (MRvol) in the quantification severity by general imaging three-dimensional (GI3DQ) using guideline recommended 2D integrative method as a reference. Methods Ninety-three patients with MR were divided into central group(n=41) and eccentric group(n=52). The American Society Echocardiography (ASE)-recommended was used reference for grading MRvol directly measured GI3DQ method. Results In MR, assessed...

10.3760/cma.j.issn.1004-4477.2017.01.003 article EN Zhonghua chaosheng yingxiangxue zazhi 2017-01-25

Abstract Background: Pre-eclampsia (PE) is a severe obstetric complication associated with many cardiovascular disorders. Left atrial (LA) function and its relevance to the adaptation changes PE have not been adequately addressed. The aim of this study was quantify LA myocardial deformation characteristics in women using speckle tracking echocardiography (STE). Methods: Using STE, global longitudinal strain (LAGLS), phasic values LASr/(E/e'), which value reservoir (LASr) divided by quotient...

10.21203/rs.2.20779/v1 preprint EN cc-by Research Square (Research Square) 2020-01-14
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