Clinical value of endomyocardial biopsy.

: Principles of right ventricular endomyocardial biopsy technique and the authors' experiences with application of this method in 127 patients with different cardiopathies are presented, and the main spheres of the application of this method in clinical cardiology are specified. Its contribution to clinical diagnosis of cardiopathies can according to its importance be arranged in the following order: diagnosis of rejection reaction of a transplanted heart and evaluation of the efficiency of anti-rejection treatment; diagnosis of diffuse specific diseases of cardiac tissue, and as yet not fully clarified diagnostic contribution in cardiomyopathies and other heart diseases.