CMR of ventricular function

NG Keenan, DJ Pennell - Echocardiography, 2007 - Wiley Online Library
Cardiovascular magnetic resonance (CMR) is the reference standard for the assessment of
ventricular dimensions, function, and mass in terms of accuracy and reproducibility. It has …

Fractional flow reserve and instantaneous wave-free ratio as predictors of the placebo-controlled response to percutaneous coronary intervention in stable single …

R Al-Lamee, JP Howard, MJ Shun-Shin, D Thompson… - Circulation, 2018 - Am Heart Assoc
Background: There are no data on how fractional flow reserve (FFR) and instantaneous
wave-free ratio (iFR) are associated with the placebo-controlled efficacy of percutaneous …

Body fat is associated with reduced aortic stiffness until middle age

B Corden, NG Keenan, ASM de Marvao… - …, 2013 - Am Heart Assoc
Obesity is a major risk factor for cardiometabolic disease, but the effect of body composition
on vascular aging and arterial stiffness remains uncertain. We investigated relationships …

Dobutamine stress echocardiography ischemia as a predictor of the placebo-controlled efficacy of percutaneous coronary intervention in stable coronary artery …

RK Al-Lamee, MJ Shun-Shin, JP Howard, AN Nowbar… - Circulation, 2019 - Am Heart Assoc
Background: Dobutamine stress echocardiography is widely used to test for ischemia in
patients with stable coronary artery disease. In this analysis, we studied the ability of the …

Integrated cardiac and vascular assessment in Takayasu arteritis by cardiovascular magnetic resonance

NG Keenan, JC Mason, A Maceira… - … : Official Journal of …, 2009 - Wiley Online Library
Objective This study was undertaken to evaluate the value of cardiovascular magnetic
resonance (CMR) in the assessment of patients with Takayasu arteritis (TA). Methods …

Regional variation in cardiovascular magnetic resonance service delivery across the UK

NG Keenan, G Captur, GP McCann, C Berry… - Heart, 2021 - heart.bmj.com
Objectives To examine service provision in cardiovascular magnetic resonance (CMR) in
the UK. Equitable access to diagnostic imaging is important in healthcare. CMR is widely …

Measuring the heart in pulmonary arterial hypertension (PAH): implications for trial study size

WM Bradlow, ML Hughes, NG Keenan… - Journal of Magnetic …, 2010 - Wiley Online Library
Purpose: To calculate the sample size for a theoretical pulmonary arterial hypertension
(PAH) randomized controlled trial (RCT) by using cardiovascular magnetic resonance …

[HTML][HTML] Population-based studies of myocardial hypertrophy: high resolution cardiovascular magnetic resonance atlases improve statistical power

A de Marvao, TJW Dawes, W Shi, C Minas… - Journal of …, 2014 - Elsevier
Background Cardiac phenotypes, such as left ventricular (LV) mass, demonstrate high
heritability although most genes associated with these complex traits remain unidentified …

Fatal acute pulmonary hypertension caused by pulmonary tumour thrombotic microangiopathy

NG Keenan, AG Nicholson, PJ Oldershaw - International journal of …, 2008 - Elsevier
Pulmonary tumour thrombotic microangiopathy (PTTM) presents as acute pulmonary
hypertension and sudden cardiovascular collapse in individuals with adenocarcinoma …

New universal definition of myocardial infarction: applicable after complex percutaneous coronary interventions?

D Locca, C Bucciarelli-Ducci, G Ferrante… - JACC: Cardiovascular …, 2010 - jacc.org
Objectives: This study aimed to characterize myocardial infarction after percutaneous
coronary intervention (PCI) based on cardiac marker elevation as recommended by the new …