Question

A 6-month-old infant presents with poor feeding, fever, and irritability. Lumbar puncture shows Gram-negative diplococci. Which organism is most likely?

Accepted Answer

Neisseria meningitidis

Answer

Streptococcus pneumoniae

Answer

Haemophilus influenzae

Answer

Escherichia coli

Answer

Listeria monocytogenes

Practice question

A 6-month-old infant presents with poor feeding, fever, and irritability. Lumbar puncture shows Gram-negative diplococci. Which organism is most likely?