Extract: The electrocardiograms of 26 patients with persistent left superior vena cava (SVC) draining into the coronary sinus were reviewed. Left axis of P waves between +15 and −29 degrees was ...

Determinants and Prognostic Value of Longitudinal Strain in Asymptomatic Aortic Stenosis and Preserved Left Ventricular Ejection Fraction—The COFRASA/GENERAC Study Receive the the latest news, ...

Background A 29-year-old woman presented with chest pressure, progressive dyspnea, fatigue, and swelling of her face, neck and upper extremities. Four days earlier, she had undergone a procedure for ...

Superior vena cava syndrome (SVCS) is when something -- usually a cancerous tumor -- blocks or pinches the superior vena cava, a major vein that carries blood from your chest, neck, and head to your ...

Chest Film, Showing a Soft-Tissue Density (Panel A, Arrowheads), and Computed Tomography of the Chest, Showing a Right-Sided Aortic Arch (Panel B, Arrow) and an Aberrant Left Subclavian Artery (Panel ...

The vena cava is a large vein that collects blood from either the upper or lower half of your body. It receives blood from several smaller veins. This is blood with the oxygen removed that the vena ...