Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector7657710.17816/kazmj76577Research ArticleOn the question of functional diagnostics of the liver by ѴidalаAverbukhR. A.info@eco-vector.comMastbaumaM.info@eco-vector.com150619242054574652407202124072021Copyright © 2021, Averbukh R.A., Mastbauma M.2021<p>In 1920, Vidal (1) proposed a functional liver test, substantiated by the following experimental data: if a dog takes blood from v. portae in the midst of digestion and inject it into the systemic circulation, the dog reacts to the introduction of blood by a drop in the number of leukocytes and blood pressure, a change in blood clotting time, a decrease in the refractometric index and a change in the leukocyte formula.</p>Kazan Medical archiveКазанский медицинский архив