نتایج جستجو برای: speckle tracking

تعداد نتایج: 120123  

Journal: :International Journal of Health Sciences (IJHS) 2022

Objective: Ankylosing spondylitis is a part of diseases called “seronegative spondyloarthropathy”. Affects the vertebral column, sacroiliac joint and peripheral joints. This chronic rheumatic disorder involved extra -articular parts like Heart, lungs, central nervous system eyes. lead to multiple cardiac complication such as systolic diastolic dysfunction left ventricle, valvular involvement , ...

2015
Adriana Mitre Silvia Lupu Dan Dobreanu

We have read with great interest the article in press entitled “Apical transverse motion is associated with speckle-tracking radial dyssynchrony in patients with non-ischemic dilated cardiomyopathy” by Gürel et al. (1), published in the latest issue of Anatol J Cardiol. The study demonstrated that the patient’s selection for cardiac resynchronization therapy and follow-up of echocardiographic p...

2004
James Duncan Revell James Revell

This thesis is concerned with developing a two-dimensional (2D) ultrasound speckle tracking technique to quantify 2D axial and lateral strain fields for studying tissue dynamics. Knowledge of tissue displacement to infer strain characteristics is of major clinical importance. In part, this is due to the lack of simple and accurate non-invasive techniques to measure in vivo strain. The establish...

2004
Sean J. Kirkpatrick Donald D. Duncan

The importance of understanding the mechanical behavior of tissues is starting to be recognized in medical diagnostics. It is becoming clear that pathological tissues behave mechanically differently than do healthy tissues. However, traditional optical evaluation methods, particularly speckle-based methods, have not proven to be effective in assessing the mechanics of biological soft tissues. T...

2016
Halil Ataş Alper Kepez Kürşat Tigen Fuad Samadov Gülsen Özen Altuğ Cincin Murat Sünbül Mehmet Bozbay Haner Direşkeneli Yelda Başaran

OBJECTIVE The aim of the present study was to evaluate left atrial (LA) volume and functions using real-time three-dimensional echocardiography (RT3DE) and speckle tracking in systemic sclerosis (SSc) patients. METHODS The study was designed as a cross-sectional observational study. We studied 41 consecutive SSc patients (38 females, mean age: 49.5±11.6 years) and 38 healthy controls (35 fema...

2017

Submit Manuscript | http://medcraveonline.com Abbreviations: STEMI: ST Evaluation Myocardial Infarction; PCI: Primary Percutaneous Coronary Intervention; 2D: Two Dimensional; STE: Speckle Tracking Echocardiography; CMR: Cardiovascular Magnetic Resonance; ceCMR: Contrast-Enhanced Cardiac Magnetic Resonance; LGE: Late Gadolinium Enhancement; ROC: Receiver Operator Characteristics; AUC: Area Under...

2018
Jun Huang Li Fan Chang Liu Jie Li Susana Ravassa

Title: Left ventricular short-axis systolic function changes in patients with hypertrophic cardiomyopathy detected by two-dimensional speckle tracking imaging Authors: Jun Huang ([email protected]) Zi-Ning Yan ([email protected]) Yi-Fei Rui ([email protected]) Li Fan ([email protected]) Chang Liu ([email protected]) Jie Li ([email protected]) Version: 1 Date: 29 Oct 2017 Author’s response to rev...

2002
Swapan K Saha

The present ‘state of the art’ and the path to future progress in high spatial resolution imaging interferometry is reviewed. The review begins with a treatment of the fundamentals of stellar optical interferometry, the origin, properties, optical effects of turbulence in the Earth’s atmosphere, the passive methods that are applied on a single telescope to overcome atmospheric image degradation...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه مازندران 1388

target tracking is the tracking of an object in an image sequence. target tracking in image sequence consists of two different parts: 1- moving target detection 2- tracking of moving target. in some of the tracking algorithms these two parts are combined as a single algorithm. the main goal in this thesis is to provide a new framework for effective tracking of different kinds of moving target...

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