[Incidence of heart rhythm and conduction disorders in chronic cor pulmonale among alpine inhabitants].


Electro- and echocardiographic studies were carried out in 708 male mountain-dwellers (at altitudes of 2800--4200 m) and 1047 male dwellers of lower altitudes (700--800 m), aged 30 to 59 years. One-hour ECG monitoring was conducted in 90 mountaineers. The latter population showed a high incidence of echocardiographically-confirmed signs of right-ventricular… (More)