Tuberculosis at children. Tubercular intoxication (as the form of a tuberculosis at children and teenagers). Undue fatiguability, irritability, a headache, depression of appetite, a bad increase or deficiency of mass of a body, a changeable subfebrile condition. The enlarged peripheric lymph nodes of an elastic or dense consistence; sometimes the phenomena of a periadenitis. At many children the bronchitis, a tachycardia, at small children - dyspeptic frustration, a pain in an abdominal cavity, sometimes augmentation of a liver and a lien are taped. The bend of sensitivity to a tuberculin on a Mantoux reaction or reaction to a tuberculin is marked. A Mantoux reaction positive, it is frequent its intensity accrues. In a blood - a lymphocytosis, an eosinophilia. The albuminous fraction of albumins is reduced, globulins and a fibrinogen - is enlarged.