Objective. To assess the diagnostic value of cardiovascular tests in pediatrics.

Materials and methods. The cardiovascular tests results are presented for 105 children of different clinical groups, clinical cases of cardiovascular tests use in pediatrics are demonstrated.

Results. Pathological values of the cardiovascular tests coefficients at children including the К30:15 value may indicate at vegetative disorders presence and be a sign of the body reduced functional capacity.

Conclusion. The cardiovascular tests use in children examining allows evaluate the body functional reserves and identify vegetative disorders.