Think FAST 👇
🥶 Cold enrichment
🦠 Small Gram-positive rod
🏃 Tumbling motility
🤰 Pregnancy association
🧠 Neonatal meningitis
💡 Most likely organism?
👉 Listeria monocytogenes
⚠️ Exam Trap:
Students often confuse:
• Listeria
• Corynebacterium
👉 BUT:
Listeria = motile
Corynebacterium = non-motile
💙 Focus on DIFFERENCES, not similarities.