Researchers report that structural or functional abnormalities within the heart’s left atrium, with or without symptoms, may increase a person’s risk of developing dementia later in life by 35%. The ...

Structural or functional abnormalities within the heart's left atrium, with or without symptoms, may increase a person's risk of developing dementia later in life by 35%, according to new research ...

The correct diagnosis is sinus tachycardia, left atrial abnormality, and QRS (electrical) alternans, right axis caused by left posterior fascicular block (Figure 2). The rhythm is regular at a rate of ...

The ECG shows regular P waves with terminal P-inversion in V1 (left atrial abnormality). There is no evidence of conduction (complete heart block). The QRS complexes are regular at a rate slightly ...

Atrial fibrillation is caused by an abnormality in the heart’s electrical conduction system. It’s common — around 9 percent of people 65 and over have it. To understand A fib, as it’s often called, it ...

The normal mitral valve permits unrestricted antegrade diastolic flow from the left atrium to the left ventricle (LV) and effectively seals off the atrium from the ventricle during LV systole, ...

Medscape: How does CKD cause atrial fibrillation? In the ARIC paper, the study authors suggested several ways in which this might happen, including through uncontrolled hypertension, activation of the ...