Gynaecology & Obstetrics In a neonate with meningitis, Gram-positive bacilli were isolated on CSF examination. Which of the following is the likely causative organism? A Streptococcus pneumoniae B Listeria monocytogenes C Hemophilus influenzae D Neisseria meningitides 💡 Explanation In a neonate with meningitis, Gram-positive bacilli were isolated on CSF examination. Which of the following is the likely causative organism? ✓ Correct Answer: B. Listeria monocytogenes