[Magnesium deficiency and anxiety-depressive syndrome in elderly patients with chronic heart failure].

The combination of a magnesium deficiency, heart failure and anxiety-depressive disorders are accompanied by the imposition of symptoms, differential diagnosis difficulties and requires special attention in treating elderly and senile patients. The study of 74 patients with chronic heart failure of 60 to 95 years in urban medical district revealed that the majority of people had depressive disorders, disturbances of electrical stability of the heart in the form of increasing the duration of the QT interval and magnesium deficiency. Frequency and severity of the latter increase with age, increase of a functional class of heart failure, worsening the severity of anxiety-depressive syndrome and prolongation QT.