Turnaround times
The quoted turnaround time is from sample receipt in the laboratory, to results authorisation in the Laboratory Information Management system. The times do not include transport of specimen to the laboratory or the administrative process to print and post/email reports. Service users must allow for transport and reporting time when ordering tests.
Clinical background:
Serum free light chains may be an additional useful test in the diagnosis and monitoring of myeloma and amyloid. Kappa and Lambda light chain levels are quantified separately and the Kappa/Lambda Ratio calculated from these values.
Specimen container paediatric:
Not applicable
Specimen container adult:
Serum-SST
Minimum volume adult:
2 ml
Special requirements:
None
Freq analysis:
Daily
Add on test:
All urgent add ons via telephone on 0191 282 4766, and must be confirmed via email to the appropriate email address [email protected]
Reference ranges:
Serum Free Kappa Light Chain: 3.30 – 19.40 mg/L
Serum Free Lambda Light Chain: 5.71 – 26.30 mg/L
Serum Free Kappa/Free Lambda Light Chain Ratio: 0.260 – 1.650