Pediatrics The most common agent associated with neonatal bacterial meningitis is: A Haemophilus influenzae type b B Neisseria meningitidis C Streptococcus pneumoniae D Streptococcus agalactiae 💡 Explanation The most common agent associated with neonatal bacterial meningitis is: ✓ Correct Answer: D. Streptococcus agalactiae