New coronavirus infection in a child with severe secondary immunodeficiency associated with hematopoietic stem cell transplantation against the background of acute lymphoblastic leukemia

Children are more likely to have asymptomatic and mild forms of novel coronavirus infection, as well as a more favorable outcome of the disease compared to adult patients. Children account for about 15% of all cases of COVID-19 recorded in the country. There are more and more reports of severe and even fatal cases of a new coronavirus infection in children. The development of severe forms of COVID-19 is typical for children at risk. Of particular interest are special groups of pediatric patients, such as children with immunodeficiencies of various etiologies.A clinical case of a new coronavirus infection with a fatal outcome in a 10-year-old child with severe secondary immunodeficiency associated with hematopoietic stem cell transplantation against the background of acute lymphoblastic leukemia is presented.