Experimental Cardiomyopathies.- 1. Morphologic Changes of the Myocardium Induced by Different Toxic Agents.- 2. Cardiomyopathy Induced by Antineoplastic Drugs.- 3. Hereditary Cardiomyopathy in the Syrian Golden Hamster: Influence of Verapamil as Calcium Antagonist.- Myocardial Biopsy: Technical Aspects, Problems.- 4. Technical Aspects, Experiences, and Complications of Right and Left Ventricular Endomyocardial Biopsy.- 5. Myocardial Biopsies.- Myocardial Biopsy and Pathology in Cardiomyopathies.- 6. Postmortem Findings and Histologic, Histochemical, and Electron Microscopic Findings of Myocardial Biopsies.- 7. Light-Microscopic Evaluation of Myocardial Biopsies.- 8. Electron-Microscopic Findings in Congestive Cardiomyopathy.- 9. Ultrastructural Evaluations in Early and Advanced Congestive Cardiomyopathics.- 10. Myocardial Ultrastructure in Human Cardiac Hypertrophy.- 11. Endomyocardial Catheter Biopsy in Heart Disease of Unknown Etiology.- Influence of Hypertrophy and Ischemia on Morphologic Patterns.- 12. Ultrastructure of Left Atrial Myocardium in Patients With Mitral Valvular Disease.- 13. Hypertrophic and Degenerative Changes of the Myocardium and the Influence of Ischemia During Cardiac Surgey.- Ventricular Function and Angiography in Cardiomyopathies.- 14. Ventricular Function at Rest and During Exercise in Patients With Cardiomyopathy.- 15. Disorders of Left Ventricular Performance in Congestive and Hypertrophic Obstructive Cardiomyopathy.- 16. Regional Left Ventricular Wall Motion in Congestive Cardiomyopathy.- 17. Evaluation of the Ventricular Septum by Biventricular Cineangiography in Congestive and Hypertrophic Cardiomyopathies.- Noninvasive Methods and Other Diagnostic Procedures.- 18. Echocardiography in the Diagnosis of Cardiomyopathies.- 19. Importance of Heart Volume Determination and Electrocardiography in Early Diagnosis of Cardiomyopathy.- 20. Left Bundle Branch Block in Patients With and Without Cardiomyopathy.- 21. Immunologic Investigation in Patients With Cardiomyopathies.- Congestive Cardiomyopathy.- 22. Prognostic Significance of Endomyocardial Biopsy in Patients With Congestive Cardiomyopathy.- 23. Correlations Between Clinical and Morphologic Findings and Natural History in Congestive Cardiomyopathy.- Hypertrophic Obstructive Cardiomyopathy.- 24. Natural History of Hypertrophic Obstructive Cardiomyopathy and the Effect of Therapy.- 25. Analysis of Deaths in the Course of Hypertrophic Obstructive Cardiomyopathy.- 26. Indication for Surgical Treatment in Patients With Hypertrophic Obstructive Cardiomyopathy.- 27. Verapamil Treatment of Hypertrophic Obstructive Cardiomyopathy.- Conclusions.