All lab markers

Immune & proteins

Lambda Free Light Chains

Free lambda light chains in blood — the other half of the ratio. Higher results are the ones to watch. A common adult reference interval is 5.7–26.3 mg/L.

Typical adult range

Reference interval
5.7–26.3 mg/L
Often-cited tighter window
5.7–26.3 mg/L

Standard adult laboratory reference interval. Your own lab's printed range is the one that applies to your result.

What commonly moves it

  • Plasma-cell / paraprotein activityClonal light-chain production raises globulin and can suppress marrow output.

What it can affect downstream

These are commonly described physiological relationships, shared for education. They are not a diagnosis and cannot account for your medications, history, or symptoms — discuss your results with a licensed clinician.

Watching Lambda Free Light Chains over time?

Dose Compass charts each draw, flags meaningful moves, and helps you prepare questions for your clinician.

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