Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector8529810.17816/kazmj85298Research ArticlePulmonary gas exchange in patients with chronic nonspecific lung diseasesAndreevV. M.<p>Department of Therapy No. 1</p>info@eco-vector.comKazan State Medical University named after V. I. Lenin15011983641690211202102112021Copyright © 1983, Eco-Vector1983<p>The results of the study of the relationship of all indicators of pulmonary gas exchange in 188 patients with chronic nonspecific lung diseases with obstructive process are presented. It is shown that the cause of respiratory insufficiency and arterial hypoxemia in these diseases are violations of ventilation-diffusion-perfusion relations.</p>lungsgas exchangeлегкиегазообмен