A curved gram negative rod is oxidase positive and grows on TCBS agar. Which organism should be suspected?
1Campylobacter jejuni
2Helicobacter pylori
3Escherichia coli
4Vibrio species✓ 정답
해설
TCBS is a selective medium for Vibrio species. Curved morphology, a positive oxidase reaction, and growth on this medium together indicate Vibrio. Campylobacter is distinguished by microaerophilic conditions and incubation temperature rather than by this medium.