S719

Test CODE NAME

S719

Lysozyme, Serum or Body Fluid

Methodology: Quantitative Radial Immunodiffusion
Performed: Mon-Fri
Reported: 2-6 days
Specimen Required: Collect: Serum Separator Tube (SST) - 1 ml serum, CSF, tears, or other body fluid - 0.5 ml fluid.
(Urine not accepted.) 
Specimen Preparation: Allow specimen to clot completely at room temperature . Separate serum from cells ASAP or within 2 hours of collection. Transfer  serum OR CSF, tears OR other body fluid to a Standard Transport Tube. 
Storage/Transport Temperature: Refrigerated. 
Unacceptable Conditions:Urine. 
Remarks:Indicate source on the test request form. 
Stability:After separation from cells: Ambient: 8 hours; Refrigerated: 1 week; Frozen: 1 month
Note: This test is approved for NY . 
Performing Lab 
ARUP Laboratory
CPT Code(s): 85549