Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector5955610.17816/kazmj59556Research ArticleHelp with acute heart failure for patients with heart defectsShestakovS. V.<p>Department of Propedeutics of Internal Disease</p>info@eco-vector.comMaksimovaI. V.<p>Department of Propedeutics of Internal Disease</p>info@eco-vector.comKuibyshev Medical Institute2909196748565662701202127012021Copyright © 2021, Shestakov S.V., Maksimova I.V.2021<p>Acute heart failure, a severe complication of heart disease, significantly worsens the prognosis and is sometimes fatal.</p>Kazan Medical archiveКазанский медицинский архив