4d ā¢ Organisms of the Week!
š§« Organism of the Week | Listeria monocytogenes
This week weāre covering an aerobic non spore-forming Gram-positive rod...
š Listeria monocytogenes
š§ Key Identification Clues:
ā¢ Small Gram-positive rods
ā¢ Nonāspore-forming
ā¢ Tumbling motility
ā¢ Beta-hemolytic
ā¢ Facultative intracellular organism
š¬ What makes it unique?
š Can grow in cold temperatures (ācold enrichmentā)
š Shows characteristic tumbling motility
ā ļø High-Yield Clinical Associations:
ā¢ Neonatal meningitis
ā¢ Pregnant women
ā¢ Immunocompromised patients
ā¢ Contaminated deli meats/unpasteurized dairy
š§ Think Pattern:
š āPregnancy + tumbling motility + cold growth = Listeriaā
š This organism LOVES showing up on exams š
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š§« Organism of the Week | Listeria monocytogenes
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