Serotyping of invasive and colonizing group B Streptococcus (GBS) isolates at selected hospitals in Sri Lanka: a multicenter study.

Background: Group B Streptococcus (GBS) causes significant morbidity and mortality in neonates, pregnant women and patients with underlying comorbidities. Intrapartum antibiotic prophylaxis (IAP) is currently the mainstay of prevention and effective vaccine against invasive GBS disease is under clinical trial.

Objectives: To describe the serotype distribution of invasive and colonizing GBS isolates in Sri Lanka.