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 ...