system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A 30 year old woman with a bad obstetric history presents with fever. The blood culture from the patient grows gram-positive small to medium coccobacilli that are pleomorphic, occurring in short chains. Direct wet from the culture shows tumbling motility. The most likely organism is -
assistant
The correct answer is  Listeria in pregnancy can lead to abortion.
Febrile woman with a bad obstetric history presents with gram-positive coccobacilli and tumbling motility is suggestive of Listeria monocytogenes.