title: [Diabetes mellitus in newborns and infants--differences and similarities based on observation of 2 cases].
abstract: BACKGROUND
  Diabetes mellitus occurs rarely in the early childhood. Recently, the number of reports about diabetes mellitus has increased in the youngest children.
  
  
  OBJECTIVE
  The purpose of this study was to investigate the problems of diabetes mellitus in infants, particularly difficulties in the diagnosis and treatment, based on 2 own cases.
  
  
  METHODS
  Two case reports are shown with their clinical pictures and laboratory analysis. Diabetes mellitus was diagnosed in the age of 4 months (case 1) and in the age of 5 weeks (case 2).
  
  
  RESULTS
  Genetic (DRB1*03; DRB1*04) and immunologic examination (IAA, anti-GAD) were positive in case 1 and negative in case 2.
  
  
  CONCLUSIONS
  We concluded different etiology of diabetes mellitus in infants. Report of case 1 shows autoimmune type I diabetes mellitus and report of case 2 suggests diabetes mellitus induced by inefficient pancreas damaged during the pathologic pregnancy.
authors.affiliation: Klinika Endokrynologii Dzieci i Diabetologii Slaskiej AM, ul. Medyków 16, 40-752 Katowice.
authors.forename: P
authors.initials: P
authors.lastname: Jarosz-Chobot
authors.forename: M
authors.initials: M
authors.lastname: Krokowski
authors.forename: G
authors.initials: G
authors.lastname: Szirer
authors.forename: E O
authors.initials: EO
authors.lastname: Buczkowska
authors.forename: J
authors.initials: J
authors.lastname: Bodalski