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Atrial and ventricular enlargement: hypertrophy and dilatation on ECG

…right ventricular enlargement and atrial enlargement. Below follows a discussion on the principles and differences of dilatation and hypertrophy, as well as typical ECG changes…

Biventricular hypertrophy ECG and clinical characteristics

ECG Hypertrophy and dilatation Biventricular hypertrophy Simultaneous hypertrophy of the left and right ventricle is rather common. The ECG has low sensitivity with respect to…

Right ventricular hypertrophy (RVH): ECG criteria & clinical characteristics

…with respect to RVH, because the right ventricle is difficult to visualize clearly with trans thoracic echocardiography. Causes of right ventricular hypertrophy Lung disease (with…

ECG in left ventricular hypertrophy (LVH): criteria and implications

…indicate that the vector of the left ventricle is amplified. Secondary ST T changes in left sided leads Left ventricular hypertrophy is often accompanied by…

The electrical axis of the heart (heart axis): ECG & physiology

…Left ventricular hypertrophy. Inferior infarction. Pre excitation. Left anterior fascicular block is diagnosed if the axis is between 45° and 90° with qR complex in…

The electrical axis of the heart (ECG axis)

…Left ventricular hypertrophy. Inferior infarction. Pre excitation. Left anterior fascicular block is diagnosed if the axis is between 45° and 90° with qR complex in…

Vulnerable Plaque and Mechanisms of Acute Coronary Occlusion

…hypertension with or without left ventricular hypertrophy. Among patients with NSTE ACS undergoing angiography, approximately 10% have no critical epicardial stenosis. In some of these…

The Bernoulli principle and estimation of pressure gradients

…v 2 With regards to echocardiography and ultrasound imaging in general, v is the maximum velocity measured using Doppler. Moreover, the first part of the…

Left atrial enlargement (P mitrale) & right atrial enlargement (P pulmonale) on ECG

…enlargement, the ECG cannot differentiate dilatation from hypertrophy, which is why some experts have suggested that the term atrial abnormality be used instead of enlargement…

Echocardiography in cardiomyopathies: an overview

…types of cardiomyopathy: Hypertrophic cardiomyopathy (HCM) — This type of cardiomyopathy is characterized by pronounced hypertrophy of the myocardium. It may also lead to obstruction of…

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