[Features of intracardiac hemodynamics in patients with hypothyroidism].

Echocardiographic investigation in the M-regimen of 29 patients with primary decompensated hypothyroidism has revealed marked disorders of intracardiac hemodynamics, manifesting in heart dilatation, reduced myocardial contractility, enlarged thickness of the intraventricular septum and the posterior wall of the left ventricle with a simultaneous increase in its volume and mass. Half of the patients demonstrated deviations in the mitral valvular movement and retarded rate parameters of movement of the valvular structures. Pericardial effusion was noted in 10% of the patients.