An alpha-hemolytic, catalase-negative gram-positive diplococ… | 마이메르시 MyMerci
이 문제가 수록된 문제집미국 임상병리사 MLS(ASCP/ASCPi) 문제은행·CAT문제집 보기
Microbiology · 임상미생물학
문제
An alpha-hemolytic, catalase-negative gram-positive diplococcus is optochin susceptible and bile soluble. Which organism is most likely?
1Enterococcus faecium
2Staphylococcus aureus
3Streptococcus pneumoniae✓ 정답
4Listeria monocytogenes
해설
Optochin susceptibility and bile solubility are classic phenotypic findings supporting identification of S. pneumoniae among alpha-hemolytic streptococci.