[The level of implementation of the prevention program of group B Streptococcal infection during pregnancy and in newborns in accordance to the recommendations of the Polish Gynaecological Society - questionnaire survey].

Background: Maternal colonization of Streptococcus agalactiae in pregnancy constitute an important clinical problem, that may result in serious consequences, especially for the newborn. Streptococcus agalactiae is a gram-positive beta-hemolytic streptococci belonging to the serological group B (GBS). According to recent data the GBS is found in 10-30% of healthy women, and the carriage of pathogen is usually asymptomatic.