Most common organism causing neonatal meningitis is: (A) E. coli, (B) Listeria, (C) Pseudomonas, (D) Staph aureus
Answer is A. The most common causes of neonatal meningitis is bacterial infection of the blood, known as bacteremia (specifically group B streptococci (Streptococcus agalactiae), Escherichia coli, and Listeria monocytogenes . Reference: GHAI Essential pediatrics, 8th edition