Cardiac channelopathies: Genetic and molecular mechanisms
... of BrS have been described (Shimizu, 2005a), but in these cases the elimination of the causative factors results in the resolution of the rhythm disturbances. Genetically determined arrhythmias usually develop in otherwise normal hearts, and secondary conditions can aggravate but do not drastically ...
... of BrS have been described (Shimizu, 2005a), but in these cases the elimination of the causative factors results in the resolution of the rhythm disturbances. Genetically determined arrhythmias usually develop in otherwise normal hearts, and secondary conditions can aggravate but do not drastically ...
Michael Markl, Ph.D. Lester B. and Frances T. Knight Professor of
... University core facility housed in Radiology. A central objective of Dr. Markl's research program is to develop multi‐parametric imaging techniques than can afford a better understanding of the underlying mechanisms of cardiovascular disease development and the impact of therapy. Th ...
... University core facility housed in Radiology. A central objective of Dr. Markl's research program is to develop multi‐parametric imaging techniques than can afford a better understanding of the underlying mechanisms of cardiovascular disease development and the impact of therapy. Th ...
Effect of Diabetes Mellitus on Formation of Coronary
... Development of collateral vessels is triggered by the pressure gradient between the coronary bed of arteries caused by an obstruction and myocardial ischemia.4,5 However, a lack of collateral vessels in some patients despite the presence of coronary obstruction and evidence of myocardial ischemia su ...
... Development of collateral vessels is triggered by the pressure gradient between the coronary bed of arteries caused by an obstruction and myocardial ischemia.4,5 However, a lack of collateral vessels in some patients despite the presence of coronary obstruction and evidence of myocardial ischemia su ...
ECG-correlated imaging of the heart with subsecond
... Fig. 2. Schematic plot of 180 MCI for the central ray for arbitrary z and c . The solid lines depict the measured spirals, whereas the dashed lines depict the rebinned data obtained from opposite views. The numbers m at the top count the simultaneously measured slices m 1; 1 1 1 ; M . The figure is ...
... Fig. 2. Schematic plot of 180 MCI for the central ray for arbitrary z and c . The solid lines depict the measured spirals, whereas the dashed lines depict the rebinned data obtained from opposite views. The numbers m at the top count the simultaneously measured slices m 1; 1 1 1 ; M . The figure is ...
14857-Review
... may be inverted normally at any age and in V2 it is sometimes normally negative[5]. Generally, the T-waves are negative in leads aVR, V1 and III. Giant T-wave inversion in the precordial leads are seen in different pathologies, such as anterior myocardial wall ischemia in patients with acute coronar ...
... may be inverted normally at any age and in V2 it is sometimes normally negative[5]. Generally, the T-waves are negative in leads aVR, V1 and III. Giant T-wave inversion in the precordial leads are seen in different pathologies, such as anterior myocardial wall ischemia in patients with acute coronar ...
Aortic stiffness and valvular calcifications in patients with end
... EDV – left ventricular enddiastolic volume, EF – left ventricular ejection fraction, FS – left ventricular fractional shortening, IVSDd – interventricular septum enddiastolic diameter, LA – left atrium enddiastolic diameter, LVEDd – left ventricular enddiastolic diameter, LVET – left ventricular eje ...
... EDV – left ventricular enddiastolic volume, EF – left ventricular ejection fraction, FS – left ventricular fractional shortening, IVSDd – interventricular septum enddiastolic diameter, LA – left atrium enddiastolic diameter, LVEDd – left ventricular enddiastolic diameter, LVET – left ventricular eje ...
Patent Ductus Arteriosus
... An ECG, a test that measures the heart's electrical activity. An echocardiogram, a test that uses sound waves to diagnose heart problems. These waves bounce off parts of the heart, creating a picture of the heart that is shown on a monitor. In babies with PDA, an echo shows how big the opening is an ...
... An ECG, a test that measures the heart's electrical activity. An echocardiogram, a test that uses sound waves to diagnose heart problems. These waves bounce off parts of the heart, creating a picture of the heart that is shown on a monitor. In babies with PDA, an echo shows how big the opening is an ...
Noninvasive single-beat determination of left ventricular end
... isovolumic contraction data to minimize intrapatient variability about the group-averaged normalized LV elastance at the onset of ejection (ENd(avg)) value. For noninvasive application, ENd occurs at the onset of ejection, increasing individual load/contractile-dependent deviations from the populati ...
... isovolumic contraction data to minimize intrapatient variability about the group-averaged normalized LV elastance at the onset of ejection (ENd(avg)) value. For noninvasive application, ENd occurs at the onset of ejection, increasing individual load/contractile-dependent deviations from the populati ...
Computational Fluid Dynamic Analysis to Prevent Aortic Root and
... CFD analysis has previously been used to determine the optimum position for inflow cannula position on the ascending aorta to reduce the incidence of cerebral embolism during cardiopulmonary bypass; however, they did not study root stasis (10). A widget at the level of the inflow cannula and aortic ...
... CFD analysis has previously been used to determine the optimum position for inflow cannula position on the ascending aorta to reduce the incidence of cerebral embolism during cardiopulmonary bypass; however, they did not study root stasis (10). A widget at the level of the inflow cannula and aortic ...
Antibiotic Prophylaxis for Dental Treatment of Patients with Cardio
... Transient bacteremias are common events ...
... Transient bacteremias are common events ...
Full Text - J
... developing heart failure in obese subjects with a body mass index ≥ 30 kg/m2 in comparison to non-obese ones in a large community-based sample.2) Moreover, adiposity was described as an independent risk factor for developing heart failure with a population attributable risk of 8.0% in a large prospe ...
... developing heart failure in obese subjects with a body mass index ≥ 30 kg/m2 in comparison to non-obese ones in a large community-based sample.2) Moreover, adiposity was described as an independent risk factor for developing heart failure with a population attributable risk of 8.0% in a large prospe ...
ID_3558_The basis of internal medicine_English_sem_6
... necessary to prescribe either as monotherapy, or in a complex with other antihypertensive remedies? Clophelin Kapoten Dibazol Nifedipin Hypothiazid A patient with nosocomial pneumonia presents signs of collapse. Which of the following pneumonia complications is most likely to be accompanied with col ...
... necessary to prescribe either as monotherapy, or in a complex with other antihypertensive remedies? Clophelin Kapoten Dibazol Nifedipin Hypothiazid A patient with nosocomial pneumonia presents signs of collapse. Which of the following pneumonia complications is most likely to be accompanied with col ...
Redox State of Pentraxin 3 as a Novel Biomarker for Resolution of
... chronic morbidity. When it is associated with hypotension (termed septic shock), the mortality rate is very high (50% to 80%). Cardiovascular dysfunction during sepsis is multifactorial and often associated with minimal loss of myocardial tissue, but with the release of myocardial-specific markers s ...
... chronic morbidity. When it is associated with hypotension (termed septic shock), the mortality rate is very high (50% to 80%). Cardiovascular dysfunction during sepsis is multifactorial and often associated with minimal loss of myocardial tissue, but with the release of myocardial-specific markers s ...
Relative Efficiency of Depolarization and Re
... during depolarization (QRS) and repolarization (T) of the ventricular muscle are shown for this patient and for others in Table 1. The last four columns of the table also show the ratio of the area of the two processes (LQK.s/ LT or D/R area ratio), the ratio of the energy areas (WQRS/WT or D/R ener ...
... during depolarization (QRS) and repolarization (T) of the ventricular muscle are shown for this patient and for others in Table 1. The last four columns of the table also show the ratio of the area of the two processes (LQK.s/ LT or D/R area ratio), the ratio of the energy areas (WQRS/WT or D/R ener ...
Artery in Man: Evaluation of Ventricular Volume Measurements from
... A B S T R A C T To assess the mixing characteristics of the right ventricle and pulmonary artery, radioiodinated 131I serum albumin and indocyanine green dye were injected simultaneously in 16 subjects. One indicator was injected into the atrium and the other into the ventricle, or both were injecte ...
... A B S T R A C T To assess the mixing characteristics of the right ventricle and pulmonary artery, radioiodinated 131I serum albumin and indocyanine green dye were injected simultaneously in 16 subjects. One indicator was injected into the atrium and the other into the ventricle, or both were injecte ...
The Pacemaker Current: From Basics to the Clinics
... myocytes isolated from explanted human hearts with dilated or ischemic cardiomyopathy were similar to those of I f in hypertrophied rats.55-57 In patch-clamp experiments, I f was recorded more frequently in myocytes from dilated or is chemic hearts than in control myocytes, and the current density w ...
... myocytes isolated from explanted human hearts with dilated or ischemic cardiomyopathy were similar to those of I f in hypertrophied rats.55-57 In patch-clamp experiments, I f was recorded more frequently in myocytes from dilated or is chemic hearts than in control myocytes, and the current density w ...
Blood Flow in Dogs
... curve and 2.13 L/min from the '31Cs+ curve. After the left ventricle catheter was placed in the left atrium, the multichannel analyzers and the arterial syringe pump (38 ml/min) were started. Without delay, the rubidium or rubidium plus cesium chloride bolus was rapidly injected intravenously follow ...
... curve and 2.13 L/min from the '31Cs+ curve. After the left ventricle catheter was placed in the left atrium, the multichannel analyzers and the arterial syringe pump (38 ml/min) were started. Without delay, the rubidium or rubidium plus cesium chloride bolus was rapidly injected intravenously follow ...
Tumor Necrosis Factor - National Psoriasis Foundation
... inflammatory disorders have been observed to exhibit elevated concentrations of TNF-␣ and other cytokines (IL-1, IL-6, and CRP) in their blood. This is supported by Dowlati et al,69 who conducted a meta-analysis of 24 studies measuring cytokine concentrations in patients with depression. The study r ...
... inflammatory disorders have been observed to exhibit elevated concentrations of TNF-␣ and other cytokines (IL-1, IL-6, and CRP) in their blood. This is supported by Dowlati et al,69 who conducted a meta-analysis of 24 studies measuring cytokine concentrations in patients with depression. The study r ...
Quantification of left ventricular regional functions using ECG
... Objective: We have developed a program to quantify regional left ventricular (LV) function and wall motion synchrony using ECG-gated myocardial perfusion SPECT (MPS). This preliminary study was undertaken to validate the use of this program for estimating regional LV systolic function. Methods: Pati ...
... Objective: We have developed a program to quantify regional left ventricular (LV) function and wall motion synchrony using ECG-gated myocardial perfusion SPECT (MPS). This preliminary study was undertaken to validate the use of this program for estimating regional LV systolic function. Methods: Pati ...
PDF
... submersion in water rapidly triggers a heart rate reduction by vagal activation, an increase in blood pressure by sympathetic hyperactivity, and apnea. In humans, the autonomic response can often be intense: the heart rate can drop to 20–30 beats/min, and the increased peripheral vascular resistance ...
... submersion in water rapidly triggers a heart rate reduction by vagal activation, an increase in blood pressure by sympathetic hyperactivity, and apnea. In humans, the autonomic response can often be intense: the heart rate can drop to 20–30 beats/min, and the increased peripheral vascular resistance ...
electrocardiogram (ecg)
... Normal QRS axis Normal PR interval 0.12 sec Normal QRS duration 0.8 sec ST segment isoelectric in all leads T wave normal & upright in all wave except in aVR ...
... Normal QRS axis Normal PR interval 0.12 sec Normal QRS duration 0.8 sec ST segment isoelectric in all leads T wave normal & upright in all wave except in aVR ...
Bio212-Mammalian Heart Dissection Instructions
... 1. Place the heart in a dissecting pan & rinse off excess blood with tap water. Pat the heart dry. 2. Locate the thin membrane, the pericardium, that covers the heart. (Note: some specimens may not have intact pericardium). The pericardium (pericardial sac) is a double-layered closed sac that surrou ...
... 1. Place the heart in a dissecting pan & rinse off excess blood with tap water. Pat the heart dry. 2. Locate the thin membrane, the pericardium, that covers the heart. (Note: some specimens may not have intact pericardium). The pericardium (pericardial sac) is a double-layered closed sac that surrou ...
Pulmonary Stenosis
... symptoms. Mild stenosis may require no intervention at all. More severe cases may be treated through a Balloon Valvuloplasty. In this procedure, a catheter is inserted from a vein in the leg into the right ventricle. The catheter is then positioned at the point of narrowing in the outflow tract from ...
... symptoms. Mild stenosis may require no intervention at all. More severe cases may be treated through a Balloon Valvuloplasty. In this procedure, a catheter is inserted from a vein in the leg into the right ventricle. The catheter is then positioned at the point of narrowing in the outflow tract from ...
Print - Circulation
... function how aortic valve movement is influenced by myocardial and valvular factors.8 The further increase in frame rate to 168 Hz especially improves diagnosis with respect to the short phase of valve opening, which occurs at a high speed. A new 3D system with a high frame rate can thus contribute ...
... function how aortic valve movement is influenced by myocardial and valvular factors.8 The further increase in frame rate to 168 Hz especially improves diagnosis with respect to the short phase of valve opening, which occurs at a high speed. A new 3D system with a high frame rate can thus contribute ...