MCQ – 89186

Question

A patient admitted to an ICU is on a central venous line for the last one week. He is on ceftazidime and amikacin. After 7 days of antibiotics, he develops a spike of fever, and his blood culture is positive for gram-positive cocci in chains, which are catalase negative.Following this, vancomycin was started, but the culture remained positive for the same organism even after 2 weeks of therapy. The most likely organism causing infection is?

A.

Staphylococcus aureus Incorrect

B.

Viridans streptococci

C.

Enterococcus faecalis Correct

D.

Coagulase-negative staphylococcus

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