Assignment Task:
After being admitted to the hospital with an oozing leg wound post operation, A 56-year-old male has 2 sets of blood cultures that grow gram-positive cocci. The infected area is read, swollen, and warm to the touch. A red line has appeared at the sight of the wound and is beginning to travel up the patient's leg. Biochemicals performed from the beta-hemolytic colonies on the sheep blood agar plate reveal the results shown below:
CAMP test: negative
hippurate hydrolysis: negative
PYR: positive
bacitracin: sensitive
65% NaCl: no growth
bile esculin: negative
The most likely identification is: Want Professional Help?
a. Enterococcus faecalis
b. Streptococcus pyogenes
c. Streptococcus agalactiae
d. Staphylococcus aureus