نتایج جستجو برای: ecv
تعداد نتایج: 811 فیلتر نتایج به سال:
Background Native T1 is increased in acute myocardial infarction. Extracellular volume fraction (ECV) can be calculated using T1 mapping following contrast. The timing of imaging following contrast in acute myocardial infarction is not established. 15 minutes has been proposed for conditions with and ECV < 0.4. 15 minutes may not be applicable in acute myocardial infarction due to infarct chara...
Ectopic varices (EcV) comprise large portosystemic venous collaterals located anywhere other than the gastro-oesophageal region. No large series or randomized-controlled trials address this subject, and therefore its management is based on available expertise and facilities, and may require a multidisciplinary team approach. EcV are common findings during endoscopy in portal hypertensive patien...
PURPOSE To quantify extracellular matrix expansion with the cardiovascular magnetic resonance (CMR) T1 mapping technique and the derived extracellular volume fraction (ECV) in diabetic cardiomyopathy (DbCM) patients and to detect the relationship among ECV, duration of diabetes, and diastolic function. MATERIALS Thirty-eight patients with diabetic cardiomyopathy (20 males, age 54.6 ± 8.6 year...
BACKGROUND Successful external cephalic version (ECV) for breech presenting fetus reduces the need for Caesarean section (CS). We aimed to compare the success rate of ECV with either spinal anaesthesia (SA) or i.v. analgesia using remifentanil. METHODS In a double-phased, stratified randomized blinded controlled study we compared the success rates of ECV, performed under spinal anaesthesia (S...
Background Cardiac involvement drives outcome in systemic AL amyloidosis. Late gadolinium enhancement (LGE) CMR is useful for the detection of cardiac amyloid, but characteristic LGE patterns do not always occur or may appear late in the disease. Using CMR T1 mapping, we measured the pre contrast myocardial T1 and myocardial Extracellular Volume (ECV), reflecting myocardial amyloidosis burden a...
UNLABELLED In order to be able to compare individuals of differing size, glomerular filtration rate (GFR) is conventionally indexed to body surface area (BSA). This does not, however, suit children because they naturally have a relatively high BSA simply because of their small size. The aim of the study was to identify an appropriate simple whole-body variable based on height and weight suitabl...
Methods ECV measurement was by EQ-CMR. The T1 mapping sequence was ShMOLLI. The contrast agent was Gadoterate meglumine (Dotarem) at 0.1mmol/Kg (bolus) plus infusion at 15 minutes at 0.0011 mmol/kg/min. CMR was at 1.5T (Siemens Avanto). ECV was measured in 43 well-controlled hypertensive patients from a specialist tertiary centre (median age 56, range 21 to 78, 55% male) and 50 healthy voluntee...
The current study was undertaken in order to assess the risk that different ranaviruses might impose on European sheatfish aquaculture. As the European sheatfish virus (ESV) is a known pathogen causing losses in European sheatfish aquaculture, it was assumed that closely related exotic ranaviruses might also be able to infect European sheatfish and probably cause disease and mortality in this s...
Electrical cardioversion (ECV), a mainstay in atrial fibrillation (AF) treatment, is unsuccessful in up to 10-20% of patients. An important aspect of the remodeling process caused by AF is the constitutive activition of the atrium-specific acetylcholine-dependent potassium current (IK,ACh → IK,ACh-c), which is associated with ECV failure. This study investigated the role of IK,ACh-c in ECV fail...
BACKGROUND In adults, dosages of some anaesthetic agents are based on lean body mass (LBM) rather than body weight. Our aim was to derive an equation for estimating LBM in children. METHODS Patients comprised three groups: prospective kidney transplant donors from two separate centres (centres 1 and 3) and children referred to a further centre (centre 2) for the routine clinical measurement o...
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