[Nutritional myocardial disorders]

It is well known that the nutritional deficiency possibly causes cardiac dysfunction. Although social hygiene has successfully diminished these cardiac dysfunction in developed countries, patients could be found in certain number under altered clinical profiles than before. Excess intake of carbohydrate drinks and carbohydrates should make beri-beri heart in youth. Not only deficiency but recent dietary habits of excessive nutrition in these developed countries are causing new types of nutritional cardiac dysfunctions such as obesity cardiomyopathy in morbid obese. On the other hand, anorexia nervosa which sometimes shows heart failure and sudden death combines with psychosomatic disorders. In this article, the pathogenesis and treatments are discussed focusing on these three cardiac disorders.