T.N. KHALFINA1, A.T. USMANOVA1, G.I. NURULLINA1, L.R. SHAKIROVA1, A.T. SARMANOVA1, G.I. ALIAKBEROVA2, A.A. MALOV1  1Kazan State Medical University, Kazan 2Republican Clinical Hospital, Kazan Contact details: Khalfina Т.N. — PhD (Medicine), Associate Professor of the Department of Hospital Therapy Address: 49 Butlerova St., 420012 Kazan, Russian Federation, tel.: +7-919-685-32-95, e-mail: tamila_khalfina@mail.ru  The article describes a clinical case […]