left atrium


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Related to left atrium: left ventricle, auricle of left atrium

left atrium (LA)

the uppermost chamber on the left side of the heart. It receives blood from the pulmonary veins.
References in periodicals archive ?
Palpitations as a result of atrial arrhythmias can also result due to distension of the left atrium, especially if mitral stenosis is severe.
The vein of Marshall is then localized and dissected from the left atrium.
14 So we considered the right ventricular hypertrophy was a consequence rather than an indicator of PAH, while the enlarged left atrium was the risk factor for PAH in critically ill elderly patients.
For the mass in the left atrium, after opening the right atrium and retracted to expose interatrial septum, digital feeling of septum with the toughest area confirmed the site of attaching the pedicle were performed.
After being inserted into the long sheath, a needle is used to puncture the septum or wall between the right and left atrium, gaining access to the left atrium.
Although PAPVR is often asymptomatic, its recognition may be important because the variability of pulmonary vein drainage to the left atrium may lead to a left-to-right shunt, can be significant in affecting the success of catheter ablation in patients with atrial fibrillation, and should be considered in the preoperative evaluation of patients with lung cancer [3].
CorQuest's revolutionary technology is designed to enable cardiologists to take a unique access route directly to the patient's left atrium and therefore has the potential to become a major breakthrough innovation for therapeutic indications such as mitral valve disorders and structural heart disease, conditions often linked to heart failure.
The acquisition includes medical devices and implants expanding Cardio3 BioSciences' cardiovascular therapeutic applications' portfolio CorQuest Medical specializes in the development of devices and technologies that enable cardiologists to take a unique access route directly to the patient's left atrium.
In accessing the left atrium during the catheter ablation, hemodynamic assessment of left heart, left ventricular assist device implantation, percutaneous left atrial appendage closure, and mitral valvuloplasty procedures, transseptal puncture (TSP) is commonly used [2-5].
Blood enters the left atrium from the lungs, where it has been oxygenated.
A digital subtraction angiogram (DSA) revealed a persistent left SVC that emptied directly into the systemic circulation via the left atrium (Figure 2).
2D and 3D transthoracic echocardiography (TTE) showed that left ventricular ejection fraction was 67%, left heart chambers were dilated and a saccular aneurysm bulging towards the left atrium at the posterior mitral leaflet.

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