[Adverse events following BCG vaccination in infants and children up to 36 months of age].

The aim of the study is to evaluate frequency, treatment and clinical type of adverse reaction (AEFI) after BCG vaccination. Between January 2003 and December 2006, 64 children with AEFI after BCG vaccination were registered in the Pediatric Vaccination Centre in Lódź. Different types of AEFI were distinguished on the basis of Lotte's classification (1977).