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View article: Giant Hiatus Hernia Causing Pulmonary Vein Obstruction: Insights From <scp>4D</scp> Flow Cardiac <scp>MRI</scp>
Giant Hiatus Hernia Causing Pulmonary Vein Obstruction: Insights From <span>4D</span> Flow Cardiac <span>MRI</span> Open
Severe extrinsic compression of the left atrium by a giant hiatus hernia can obstruct left atrial inflow. 4D flow cardiovascular magnetic resonance is a novel, non‐invasive imaging technique that can precisely quantify individual pulmonary…
View article: Haemodynamic implications of cardiovascular magnetic resonance pulmonary capillary wedge pressure in acute myocardial infarction
Haemodynamic implications of cardiovascular magnetic resonance pulmonary capillary wedge pressure in acute myocardial infarction Open
Aims Cardiovascular magnetic resonance (CMR)-derived pulmonary capillary wedge pressure (PCWP) has demonstrated diagnostic and prognostic utility in heart failure patients. However, its clinical value in acute myocardial infarction (AMI) r…
View article: CMR Left Ventricular Filling Pressure Exhibits Strong Haemodynamic Relevance and Outperforms Echocardiography in Multimodal Heart Failure Assessment
CMR Left Ventricular Filling Pressure Exhibits Strong Haemodynamic Relevance and Outperforms Echocardiography in Multimodal Heart Failure Assessment Open
Background: Left ventricular filling pressure (LVFP) is pivotal in heart failure management, yet non-invasive assessment remains challenging. While echocardiography is the first line, cardiovascular magnetic resonance (CMR) offers enhanced…
View article: Four-dimensional flow provides incremental diagnostic value over echocardiography in aortic stenosis
Four-dimensional flow provides incremental diagnostic value over echocardiography in aortic stenosis Open
Aims Four-dimensional flow cardiovascular MRI (4D flow CMR) has emerged as a promising technique for assessing aortic stenosis (AS). This study aimed to evaluate the agreement between 4D flow CMR and transthoracic echocardiography (TTE) in…
View article: Cardiac MRI-derived mean right atrial pressure and its prognostic importance
Cardiac MRI-derived mean right atrial pressure and its prognostic importance Open
Background Right atrial pressure (RAP) is a key variable that cardiac MRI (CMR) cannot currently measure. We aimed to develop a model to estimate mean RAP (mRAP) using CMR and assess the prognostic value of CMR-derived mRAP in an independe…
View article: Human pressure-volume loops from the impedance catheter: Development and validation of semi-automated beat-by-beat analysis
Human pressure-volume loops from the impedance catheter: Development and validation of semi-automated beat-by-beat analysis Open
Introduction Pressure-volume (PV) loops offer a comprehensive evaluation of cardiac function. Impedance catheters enable the acquisition of synchronised intracardiac electrocardiogram (ECG), pressure, and volume data with high temporal re…
View article: Estimating Coronary Sinus Oxygen Saturation from Pulmonary Artery Oxygen Saturation
Estimating Coronary Sinus Oxygen Saturation from Pulmonary Artery Oxygen Saturation Open
Background and Objectives: Coronary sinus oxygen saturation is a useful indicator of health and disease states. However, it is not routinely used in clinical practice. Cardiovascular magnetic resonance imaging (CMR) oximetry can accurately…
View article: Automated Quantification of Simple and Complex Aortic Flow Using 2D Phase Contrast MRI
Automated Quantification of Simple and Complex Aortic Flow Using 2D Phase Contrast MRI Open
(1) Background and Objectives: Flow assessment using cardiovascular magnetic resonance (CMR) provides important implications in determining physiologic parameters and clinically important markers. However, post-processing of CMR images rem…
View article: Clinical relevance of aortic conduit and reservoir function
Clinical relevance of aortic conduit and reservoir function Open
Background Aortic conduit and reservoir functions can be directly measured by four-dimensional flow (4D flow) cardiovascular magnetic resonance (CMR). Methods Twenty healthy controls (10 young and 10 age-gender-matched old controls) and 20…
View article: 179 Deriving mean right atrial pressure from CMR: development of a model from the aspire registry
179 Deriving mean right atrial pressure from CMR: development of a model from the aspire registry Open
Background Right atrial pressure (RAP) corresponds to fluid status and preload and is also important in prognostication for patients with heart failure and pulmonary hypertension. RAP can be measured invasively or non-invasively, but canno…
View article: Validation of Left Atrial Volume Correction for Single Plane Method on Four-Chamber Cine Cardiac MRI
Validation of Left Atrial Volume Correction for Single Plane Method on Four-Chamber Cine Cardiac MRI Open
Background: Left atrial (LA) assessment is an important marker of adverse cardiovascular outcomes. Cardiovascular magnetic resonance (CMR) accurately quantifies LA volume and function based on biplane long-axis imaging. We aimed to validat…
View article: Aortic flow is abnormal in HFpEF
Aortic flow is abnormal in HFpEF Open
Aims Turbulent aortic flow makes the cardiovascular system less effective. It remains unknown if patients with heart failure with preserved ejection fraction (HFpEF) have disturbed aortic flow. This study sought to investigate advanced mar…
View article: Validation of 2D flow MRI for helical and vortical flows
Validation of 2D flow MRI for helical and vortical flows Open
Purpose The main objective of this study was to develop two-dimensional (2D) phase contrast (PC) methods to quantify the helicity and vorticity of blood flow in the aortic root. Methods This proof-of-concept study used four-dimensional (4D…
View article: 31 Aortic flow abnormalities can diagnose heart failure with preserved ejection fraction
31 Aortic flow abnormalities can diagnose heart failure with preserved ejection fraction Open
Introduction There is growing interest in identifying cardiovascular magnetic resonance (CMR) signatures in ageing due to their relevance to cardiovascular health.1 It also remains uncertain whether patients with heart failure with preserv…
View article: 17 Cardiovascular magnetic resonance pressure-volume loops are feasible and have prognostic implications in heart failure: a multicentre UK study
17 Cardiovascular magnetic resonance pressure-volume loops are feasible and have prognostic implications in heart failure: a multicentre UK study Open
Introduction Mortality from heart failure (HF) remains unacceptably high.1 Left ventricular (LV) ejection fraction (EF) is a flawed, surrogate marker of function.2 Pressure- Volume (PV) loops permit comprehensive study of myocardial energe…
View article: Aortic flow is abnormal in HFpEF
Aortic flow is abnormal in HFpEF Open
Aims Turbulent aortic flow makes the cardiovascular system less effective. It remains unknown if patients with heart failure with preserved ejection fraction (HFpEF) have disturbed aortic flow. This study sought to investigate advanced mar…
View article: Cardiac MR modelling of systolic and diastolic blood pressure
Cardiac MR modelling of systolic and diastolic blood pressure Open
Aims Blood pressure (BP) is a crucial factor in cardiovascular health and can affect cardiac imaging assessments. However, standard outpatient cardiovascular MR (CMR) imaging procedures do not typically include BP measurements prior to ima…
View article: Aortic flow is associated with aging and exercise capacity
Aortic flow is associated with aging and exercise capacity Open
Aims Increased blood flow eccentricity in the aorta has been associated with aortic (AO) pathology, however, its association with exercise capacity has not been investigated. This study aimed to assess the relationships between flow eccent…
View article: 170 Non-invasive assessment of stroke work using cardiac magnetic resonance imaging
170 Non-invasive assessment of stroke work using cardiac magnetic resonance imaging Open
Introduction Although widely adopted in clinical practice, the left ventricular ejection fraction (LVEF) has significant limitations in heart failure assessment1. Gold standard physiological measures of heart function utilise pressure-volu…
View article: The Importance of Mitral Valve Prolapse Doming Volume in the Assessment of Left Ventricular Stroke Volume with Cardiac MRI
The Importance of Mitral Valve Prolapse Doming Volume in the Assessment of Left Ventricular Stroke Volume with Cardiac MRI Open
There remains a debate whether the ventricular volume within prolapsing mitral valve (MV) leaflets should be included in the left ventricular (LV) end-systolic volume, and therefore factored in LV stroke volume (SV), in cardiac magnetic re…
View article: A Rare Case of Mesalazine-Induced Acute Myocarditis in a 19-Year-Old Female With Ulcerative Colitis
A Rare Case of Mesalazine-Induced Acute Myocarditis in a 19-Year-Old Female With Ulcerative Colitis Open
Mesalazine is a commonly used first-line therapy to treat acute mild to moderate ulcerative colitis (UC). Myocarditis is a rare complication of inflammatory bowel disease. This is a case report of a 19-year-old female with myocarditis indu…
View article: Improving the prescription of secondary prevention medications in patients with acute coronary syndrome in acute assessment unit: a quality improvement project
Improving the prescription of secondary prevention medications in patients with acute coronary syndrome in acute assessment unit: a quality improvement project Open
The European Society of Cardiology recommends secondary prevention medications in patients with acute coronary syndrome (ACS).[1][1] This not only includes antiplatelet and antithrombotic drugs, but also statins, angiotensin converting enz…
View article: Improving the prescription of secondary prevention medications in patients with acute coronary syndrome in acute assessment unit: a quality improvement project
Improving the prescription of secondary prevention medications in patients with acute coronary syndrome in acute assessment unit: a quality improvement project Open
The European Society of Cardiology recommends secondary prevention medications in patients with acute coronary syndrome (ACS).[1][1] This not only includes antiplatelet and antithrombotic drugs, but also statins, angiotensin converting enz…
View article: Impact of nursing staff and patient education in improving inpatient heart failure care: a closed audit cycle
Impact of nursing staff and patient education in improving inpatient heart failure care: a closed audit cycle Open
The most cost-effective method of delivering heart failure care is by managing patients on cardiology wards with close monitoring of patient's renal functions, weight and fluid balance during diuretic therapy. Better inpatient heart failur…