Test Details
Mnemonic
FNSER
Ordering Code
3300150
CPT-4 Code(s)
87449, plus 87449 if reflexed to titer, at additional cost
Specimen Information
Collect
Serum separator tube (SST)
Specimen Preparation
Centrifuge, separate serum from cells and send 2.0 mL serum frozen screw capped plastic vial.
Alternate Specimen
Red top
Minimum Volume
1.0 mL
Transport Temperature
Frozen
Rejection Criteria
Grossly hemolyzed or lipemic specimens, heel or fingerstick samples, room temperature specimens, patients <6 months of age
Stability
Room temperature: 4 days
Refrigerated: 7 days
Frozen: 30 days
Refrigerated: 7 days
Frozen: 30 days
Methodology
Limulus Amebocyte Lysate (LAL) Pathway
Reference Range
Negative: Less than 60 pg/mL
Indeterminate: 60 - 79 pg/mL
Positive: Greater than or equal to 80 pg/mL
Indeterminate: 60 - 79 pg/mL
Positive: Greater than or equal to 80 pg/mL
Performing Laboratory
Viracor Eurofins
New York DOH Approval Status
Yes