[Modern principles of assessing the effectiveness of dietetic nutrition in internal diseases].

Modern dietology is based on the metabolic principle. In all internal diseases it is composing a balanced diet adapted, above all, to metabolic disorders inherent in a given malady, that is envisaged. The range of current investigation methods permits it to ensure a strict control over the proportions of nutritional components in the dietary and to establish the limits of permissible increase or restriction of the content of each of them. Substance is given to dietetic approaches to various nosological forms of the disease that include the nutritional pattern, caloricity, qualitative and quantitative content of the nutrients.