Gram Positive Bacilli
A 28-year-old pregnant woman develops a flu-like illness with fever, headache, myalgia, and back pain. As a complication of the illness, she has a spontaneous abortion. Examination of the abortus demonstrates severe amnionitis. Organism most likely be isolated from the placental membranes is:
a. Listeria monocytogenes
b. Infection in pregnancy with Listeria is associated with a 17 fold risk of bacteremia. Listeria has an affinity for the placenta, following which it causes chori-amnionitis.
c. This can cause abortions, stillbirth, neonatal deaths and granulomatous infantiseptica.
d. It is a gram positive bacillus, motile at 25C, motility is called as tumbling motility.
e. It produces beta hemolytic, catalase positive colonies on blood agar.