The primary cause of toxicity is eating, drinking, and breathing toxins and chemicals on a regular basis, whether you are aware of it or not. We live in a toxic world; chemicals and toxins are everywhere.
Causes of RBBB. 1  Right ventricular hypertrophy / cor pulmonale. 2  Pulmonary embolus. 3  Ischaemic heart disease.  Rheumatic heart 1  disease. Myocarditis or cardiomyopathy.  Degenerative disease of the conduction 1  system. Congenital heart disease (e.g. atrial septal defect)
Possible causes of mitral valve regurgitation include: 1  Mitral valve prolapse. 2  Damaged tissue cords. 3  Rheumatic fever. 4  Endocarditis. 5  Heart attack. 6  Abnormality of the heart muscle (cardiomyopathy). 7  Trauma. 8  Congenital heart defects. 9  Certain drugs. 10  Radiation therapy.