The main feature of vegetative manifestations is the presence of both subjective and objective disorders and their polysystemic nature. The most frequent are vegetative manifestations: in the respiratory system - difficulty breathing, shortness of breath, a feeling of suffocation, a feeling of lack of air, etc .; in cardiovascular - discomfort and pain in the left side of the chest, palpitations, pulsations, sensations of interruptions, heart sinking.