Janice Had Been Experiencing Mild Flu-Like Symptoms Before Going into Premature

Multiple Choice

Janice had been experiencing mild flu-like symptoms before going into premature labor at seven months.The premature baby boy developed complications immediately after birth, running a fever and demonstrating neurologic abnormalities.A cerebrospinal fluid specimen was collected and a gram stain of the specimen showed short Gram-positive bacilli.The CSF culture grew small beta hemolytic colonies that were catalase positive.A CAMP test was positive on this isolate.The same organism grew from blood cultures done on the baby.What is the most likely identification?

A) Bacillus anthracis
B) Listeria monocytogenes
C) Streptococcus agalactiae
D) Corynebacterium diphtheriae