Understand Your Test

Serum Free Light Chains

Formal Name

 Light Chains, Free; Free Kappa/Lambda Ratio

Why Get Tested?

To help detect, diagnose, and monitor plasma cell disorders (dyscrasias) such as multiple myelomaprimary amyloidosis, and related diseases or to monitor the effectiveness of treatment.

When To Get Tested?

When you have bone pain, fractures, anemia (with normal size and shape red blood cells (normocytic)), kidney disease, and recurrent infections that your healthcare practitioner suspects are due to a plasma cell disorder; when you are being treated for a plasma cell disorder.