children

Background. Primary immunodeficiencies are inherited disorders of immune system predisposing affected subjects to an increased rate and severity of infection, immune dysregulation with autoimmune disease and aberrant inflammatory responses as well as matignancies. Primary immunodeficiency can occur at any age. Any compartiment of the immune system can be aftected serving as a base of primary immunodeficiencies classification. According to this, primary immunodeficiencies are classified. In 2003 Eu ro pean So ciety of Immunodeficiencies Registry was established.

Background. The prevalence of vitamin D deficiency in pediatric population is high around the world. However, there are no official data about vitamin D levels among the children in Lithuania.

Material and methods. Retrospective analysis of vitamin D (25-hydroxycholecalciferol) levels in the blood serum of 1354 children, hospitalized in Children’s Hospital, Affiliate of VULSK between the year 2011 and 2015. Children were classified into two groups: group I - children under 2 years, group II - over 2 years.

Background. The aim of the study is to analyze associations between blood pres­sure and waist circumference measure - ment among school-aged.