–Meningitis is the most frequent and serious infection of the CNS and affects the pia matter, arachnoids (leptomeninges) and subarachnoid space. – Early onset –Early onset infection with streptococcus Agalactiae generally presents at or within 24 hours of birth but can occur through day 6 of life. – Late onset Late onset has been variably defined for epidemiological purposes as occurring from 1 st week to 5 year age after birth. Late onset infections with Streptococcus Agalactiae usually occur within four to five weeks of age. –Despite advances in the early diagnosis and the treatment of new meningitis, it still causes high morbidity and frequent neurological sequelae in survivors. The development of meningitis is described in approx. 15% of new born diagnosed with bacteriaemia. Pre-term birth, low birth weight, pre-mature rupture of the membranes and maternal Peri-Partum infections are the major factors of neonatal meningitis and sepsis. – CAUSE –The leading causative bacte...