16 träffar

ArticleEchocardiography
Relaxation of the left ventricle

…refers to the sequence of activation of the ventricular myocardium. The ventricles should be depolarized (activated) by impulses spreading through the left and right bundle…

ArticleEchocardiography
Technical aspects of the ultrasound image

…Directing and focusing ultrasound waves The direction and focus of ultrasound waves can be adjusted by varying the sequence of activation of the piezoelectric crystals…

ArticleCardiology
The ischemic cascade

…known coronary artery disease: Achieving 85% of age adjusted MHR resulted in myocardial perfusion defects in all patients,, anginal symptoms in 83%, and ECG changes…

ArticleCardiology
Ventricular Tachycardia

…tissue [5] . Polymorphic VT (PMVT): Characterized by a continuously changing QRS morphology and axis, indicating a dynamic sequence of ventricular activation. PMVT is frequently associated…

ArticleCardiology
Cardiac amyloidosis

…disease characterized by a normal TTR genetic sequence [9, 19]. It is currently considered the most frequent form of CA worldwide [15]. Clinical Presentation and…

ArticleCardiology
PCSK9 Inhibitors: Indications, Efficacy and Access

…Gain of function PCSK9 mutations are associated with familial hypercholesterolaemia (FH) and premature coronary heart disease, whereas loss of function variants are associated with protection…

ArticleEchocardiography
Two-dimensional (2D) echocardiography

…and then spread over a larger area. The focus can be adjusted by varying the sequence of activation of the piezoelectric crystals. The density of…