Results 41 to 50 of about 190,574 (306)

Complementary role of computed tomography angiography with fixed perfusion defects on SPECT myocardial perfusion imaging

open access: yesEuropean Journal of Hybrid Imaging, 2022
Purpose We present this case series exploring the complementary role of coronary computed tomography angiography (CCTA) to SPECT myocardial perfusion imaging (MPI) in the detection of myocardial necrosis.
Rami M. Abazid   +7 more
doaj   +1 more source

Stable coronary syndromes: pathophysiology, diagnostic advances and therapeutic need [PDF]

open access: yes, 2018
The diagnostic management of patients with angina pectoris typically centres on the detection of obstructive epicardial CAD, which aligns with evidence-based treatment options that include medical therapy and myocardial revascularisation.
Berry, Colin   +2 more
core   +1 more source

The predictive value of Cardiodynamicsgram in myocardial perfusion abnormalities.

open access: yesPLoS ONE, 2018
Myocardial perfusion abnormalities are the first sign of the ischemic cascade in the development of coronary artery disease (CAD). Thus, the early detection of myocardial perfusion abnormalities is significant for the prevention of CAD. Recently, a novel
Xunde Dong   +6 more
doaj   +1 more source

Angiographic assessment of myocardial perfusion: TIMI myocardial perfusion (TMP) grading system [PDF]

open access: yesHeart, 2001
Since the introduction of reperfusion therapy in the early 1980s, cardiologists have largely focused on coronary artery flow and diameter, with the goal being to restore normal epicardial artery perfusion and large lumens. For many years, epicardial coronary flow has been simply assessed by the TIMI (thrombolysis in myocardial infarction) flow grade.1 ...
M A, Appleby   +3 more
openaire   +2 more sources

Stress native T1 and native T2 mapping compared to myocardial perfusion reserve in long-term follow-up of severe Covid-19

open access: yesScientific Reports, 2023
Severe Covid-19 may cause a cascade of cardiovascular complications beyond viral pneumonia. The severe inflammation may affect the microcirculation which can be assessed by cardiovascular magnetic resonance (CMR) imaging using quantitative perfusion ...
Jannike Nickander   +9 more
doaj   +1 more source

Reduction of myocardial infarction by postischemic administration of the calpain inhibitor A-705253 in comparison to the Na(+)/H(+) exchange inhibitor Cariporide (R) in isolated perfused rabbit hearts [PDF]

open access: yes, 2008
The calpain inhibitor A-705253 and the Na(+)/H(+) exchange inhibitor Cariporide (R) were studied in isolated perfused rabbit hearts subjected to 60 min occlusion of the ramus interventricularis of the left coronary artery (below the origin of the first ...
Bardenheuer H.   +19 more
core   +1 more source

Low Quantitative Blush Evaluator score predicts larger infarct size and reduced left ventricular systolic function in patients with STEMI regardless of diabetes status

open access: yesScientific Reports, 2023
Type 2 diabetes mellitus (T2DM) and diminished myocardial perfusion increase the risk of heart failure (HF) and/or all-cause mortality during 6-year follow up following primary percutaneous coronary intervention (pPCI) for ST elevation myocardial ...
Katarzyna Nabrdalik   +10 more
doaj   +1 more source

A Multimodality Myocardial Perfusion Phantom: Initial Quantitative Imaging Results

open access: yesBioengineering, 2022
This proof-of-concept study explores the multimodal application of a dedicated cardiac flow phantom for ground truth contrast measurements in dynamic myocardial perfusion imaging with CT, PET/CT, and MRI.
Marije E. Kamphuis   +7 more
doaj   +1 more source

Diaspirin cross-linked hemoglobin fails to improve left ventricular diastolic function after fluid resuscitation from hemorrhagic shock [PDF]

open access: yes, 2001
In severe hemorrhagic shock, left ventricular (LV) diastolic dysfunction is an early sign of cardiac failure due to compromised myocardial oxygenation.
Habler, Oliver   +4 more
core   +1 more source

Feasibility of simultaneous PET-MR perfusion using a novel cardiac perfusion phantom

open access: yesEuropean Journal of Hybrid Imaging, 2017
Background PET-MR scanners are beginning to be employed for quantitative myocardial perfusion imaging. In order to examine simultaneous perfusion calculations, this work describes a feasibility study of simultaneous PET-MR of gadolinium-based contrast ...
Jim O’Doherty   +6 more
doaj   +1 more source

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