Listeria monocytogenes is the causative agent of Listeriosis and is transmitted through contaminated foods. Listeriosis is a virulent foodborne illness with 20-30% mortality, especially in immunocompromised individuals.
Tests generally appear in the order most useful for common clinical situations
| Test name: CSF Bacterial Culture (Includes Gram Stain 0060101) |
| ARUP #: 0060106 |
| Methodology: Standard reference procedures for bacterial stain, aerobic culture, and identification |
| Use: Identify Listeria as agent of meningitis |
| Test name: Blood Culture |
| ARUP #: 0060102 |
| Methodology: Continuous Monitoring Blood Culture/Identification |
| Use: Identify Listeria as agent of infection |
| Limitations: Testing is limited to the University of Utah Health Sciences Center only |
| Test name: Body Fluid Culture (Includes Gram Stain 0060101) |
| ARUP #: 0060108 |
| Methodology: Standard reference procedures for bacterial stain, aerobic culture, and identification. Anaerobe culture performed on properly collected specimens |
| Use: Identify Listeria as agent of infection |
| Test name: Listeria Antibody, Serum by CF |
| ARUP #: 0099529 |
| Methodology: Semi-Quantitative Complement Fixation |
| Use: Confirm Listeria as agent of infection (endocarditis, CNS) Document past infection if culture was not performed or if patient received antibiotics that would make culture unreliable |
| Test name: Listeria Antibody, CSF by CF |
| ARUP #: 2002086 |
| Methodology: Complement Fixation |
| Use: Confirm Listeria as agent of infection (CNS) Document past infection if culture was not performed or if patient received antibiotics that would make culture unreliable |