Nutrients are the structural components of food that the body needs to function properly. They are divided into macro-nutrients (proteins, fats, carbohydrates) and micro-nutrients (vitamins, pro-vitamins, various minerals, and so on). Their shortage is called nutritional deficiency.
‘Modern medicine pays little attention to nutritional deficiencies in cardiac surgery patients. At the same time, in oncology, pediatrics, gastroenterology, nutrition is treated more closely. To remedy this situation, in 2011 we began a study that included the task of identifying the prevalence of nutritional deficiency among those who underwent cardiac surgery,’ says Sergey Efremov, the main author of the article, an anaesthesiologist-resuscitator, Head of the Research Department at the Pirogov Clinic of High Medical Technologies, St Petersburg University.