Results 51 to 60 of about 144,156 (202)

Mixed Valvular Disease Following Transcatheter Aortic Valve Replacement: Quantification and Systematic Differentiation Using Clinical Measurements and Image-Based Patient‐Specific In Silico Modeling [PDF]

open access: yes, 2020
Background: Mixed valvular disease (MVD), mitral regurgitation (MR) from pre‐existing disease in conjunction with paravalvular leak (PVL) following transcatheter aortic valve replacement (TAVR), is one of the most important stimuli for left ventricle (LV)
Amrute, Junedh M.   +13 more
core   +1 more source

Early Detection of Fabry Cardiomyopathy by Tissue Doppler Imaging [PDF]

open access: yesCirculation, 2003
Background— Fabry cardiomyopathy is diagnosed by detection of left ventricular hypertrophy (LVH) in patients with α-Galactosidase A deficiency. Conventional noninvasive tools are unable to provide a preclinical diagnosis allowing prompt institution of enzymatic therapy.
PIERONI M   +5 more
openaire   +6 more sources

In Vivo Dynamic Coronary Arteries Blood Flow Imaging Based on Multi‐Cycle Phase Clustering Ultrafast Ultrasound

open access: yesAdvanced Science
Echocardiography is the most primary clinical modality for dynamic cardiac imaging. However, the vigorous motion of myocardial tissue inherently causes inevitable signal aliasing between blood flow and myocardial tissue in traditional Doppler ultrasound ...
Hao Yu   +6 more
doaj   +1 more source

Normal reference values of tissue doppler imaging parameters for right ventricular function in young adults: A population based study

open access: yesResearch in Cardiovascular Medicine, 2013
Background: Tissue Doppler imaging is used routinely to quantify both left and right ventricular function. However, normal reference values of echocardiography parameters of the right ventricle in Iranian population are still unknown.
Maryam Shojaeifard   +5 more
doaj   +1 more source

Multimodal optical diagnostics of the microhaemodynamics in upper and lower limbs [PDF]

open access: yes, 2019
The introduction of optical non-invasive diagnostic methods into clinical practice can substantially advance in the detection of early microcirculatory disorders in patients with different diseases.
Dremin, Viktor V.   +7 more
core   +4 more sources

Three-dimensional retinal and choroidal capillary imaging by power Doppler optical coherence angiography with adaptive optics [PDF]

open access: yes, 2012
Retinal and choroidal vascular imaging is a key to the better understanding and diagnosis of eye diseases. To achieve comprehensive three-dimensional capillary imaging, we used an enhanced vascular imaging technique, so called adaptive optics optical ...
Hong Young-Joo   +6 more
core   +1 more source

Hearing the Hidden Agenda: The Ethnographic Investigation of Procedure [PDF]

open access: yes, 1988
Laser Doppler flowmetry (LDF) is virtually the only non-invasive technique, except for other laser speckle based techniques, that enables estimation of the microcirculatory blood flow. The technique was introduced into the field of biomedical engineering
Conley, John M., O\u27Barr, William M.
core   +3 more sources

Doppler Tissue Imaging: A Non-Invasive Technique for Estimation of Left Ventricular End Diastolic Pressure in Severe Mitral Regurgitation [PDF]

open access: yesJournal of Tehran University Heart Center, 2010
Background: Conventional Doppler measurements, including mitral inflow and pulmonary venous flow, are used to estimate left ventricular end diastolic pressure (LVEDP).
Mojtaba Salarifar   +3 more
doaj   +2 more sources

One year in review: ultrasound in arthritis [PDF]

open access: yes, 2016
Musculoskeletal ultrasound (MSUS) has become a relevant part of rheumatology practice and research because it substantially allows us to optimize management of rheumatic and musculoskeletal diseases. This non-invasive imaging modality is a valuable point-
IAGNOCCO, Annamaria, Naredo, Esperanza
core  

Intracardiac Shunts and Role of Tissue Doppler Imaging in Diagnosis and Discrimination [PDF]

open access: yesJournal of Tehran University Heart Center, 2008
Background: We sought to assess right ventricular (RV) systolic and diastolic functions via tissue Doppler imaging (TDI) in order to discriminate right-to-left (bidirectional) from left-to-right intracardiac shunts.
Mohammad Asadpour Piranfar   +2 more
doaj   +1 more source

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