[Changes in the electrolyte composition of the blood of humans and animals under the influence of thyrocalcitonin].

A study was made of the effect of the thyroid hormone thyrocalcitonin (TCT) on the electrolyte composition of the plasma and erythrocytes. In healthy persons and in the patients with various diseases of the cardiovascular system administration of 1 Unit of TCT per 1 kg of weight led to a significant reduction of the total plasma calcium and its diffusible fraction and also of plasma sodium. A course treatment with the hormone led to the enhancement of the hypocalciemic effect.