References in periodicals archive ?
Electrocardiogaphy (ECG) revealed right axis deviation and right bundle branch block along with atrial fibrillation and Transthoracic Echocardiography (TTE) showed abnormal valves (mitral stenosis with calcification and tricuspid regurgitation) and dilated cardiac chambers.
sup][2],[3] There are also some cases presenting serious symptoms such as heart failure due to obstruction of blood flow through the cardiac chambers or pericardial effusion.
When exposed to venous blood, they may reach the IVC, right cardiac chambers or pulmonary artery 4.
A PM mainly consists of a lithium iodine battery, an integrated circuit, and 1 to 3 electrodes that connect the generator to the heart, whose function is to "sense" the cardiac intrinsic electrical activity and "pace" the cardiac chambers, when necessary.
A major goal has been to understand how CPCs give rise to the different cell types of the mature heart, which include muscle cells (cardiomyocytes) and endothelial cells that line cardiac chambers and valves.
She considers such topics as the position of the patient and transducer, M-mode and Doppler examination, the echocardiographic evaluation of cardiac chambers, acyanotic congenital heart disease, acquired valvular disease, diseases of the myocardium, the pediatric echocardiogram report and its pitfalls, fetal and neonatal echocardiography, and echocardiography in the intensive care unit.
While normally the pericardium exerts a mild containing force that somewhat prevents overdistention of the cardiac chambers, in CP this extrinsic pressure is increased and most commonly transmitted uniformly to all cardiac chambers equalizing chamber pressures.
Laidlaw said, "the cardiac chambers, rather than contracting, really just quiver or shake, and they don't generate enough pressure to circulate the blood to the brain or throughout the body.
FIRMap is the first and only contact-mapping basket catheter cleared by the FDA for use in all cardiac chambers to assist in the diagnosis of complex arrhythmias.
They detail surgical approaches to the heart, the normal surgical anatomy of the cardiac chambers, the valves and systems for circulation and conduction within the heart, congenitally malformed hearts, lesions, abnormalities of the great vessels, and positional abnormalities of the heart.
This system is used for accurate navigation of catheters in the different cardiac chambers without (at minimum) the use of X-rays and precise mapping and treatment of cardiac arrhythmias.