Methodology
Immunoturbidimetry
Synonyms
Immunoglobulin Free Light Chains
Specimen Type
Urine, Random or Timed Urine
Performing Lab
Quest Diagnostics Chantilly
Epic ID
LAB4246
Lab Test Days
Monday-Friday
Standard TAT
2-4 Days
Collection Information
Specimen Required
1-2 mL Urine
Container Type
Sterile Container
Processing Information - Lab Use Only
Transport Temperature
Room Temp-OK/Refrigerated-OK/Frozen-OK
Specimen Stability
Room Temp: 7 Days; Refrigerated: 21 Days; Frozen: 30 Days
Rejection Criteria
Gross hemolysis; Microbial contamination
Test Volume Required
2 mL Urine
Minimum Test Volume
1 mL Urine
Processing Instructions
If timed urine collection, indicate total volume on specimen, in accession comments and on batch sheet.
CPT Codes
83521 (x2)
Revised
5/29/24
Initials
SA