N. MENINGITIDIS ANTIGENS, LATEX AGGLUTINATION

Specimen Required
Draw blood in a SST. Centrifuge, remove serum from cells and send 2.0 mL serum (0.5 mL minimum) frozen in a screw-capped plastic vial.

Alternate Specimen
2.0 (1.0 mL minimum) CSF

Rejection Criteria
Hemolysis, lipemia, urine, body fluids other than serum or CSF, blood culture broth

Methodology
Latex Agglutination

Stability
Room temperature: Unacceptable; Refrigerated: 24 hours; Frozen: 7 days

Reference Range
Not detected

Performed
Sunday-Saturday

Turnaround Time2-4 days
Test CodeMENGI
CPT-4 Code (s)
86403 x 2
LOINC Codes
Source:   31208-2  
N. menigitidis B/E. coli K1:   31915-2  
N. meningitidis Groups A, C, Y, W135:   31910-3  

Warde
Medical
Laboratory