A B C D E F G H I J K L M N O P Q R S T U V W X Y Z #

Kappa Free Light Chains

Test Code
LAB3997


Alias/See Also
1231100408


CPT Codes
83521

Includes
KAPPA FREE LIGHT CHAINS


Preferred Specimen
Gold Top


Minimum Volume
1.0 mL serum


Specimen Stability
Refrigerated: 21 days
Frozen: Longer storage


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Repeat freeze/thaw cycles should be avoided to minimize potential protein degradation. Severely turbid samples should not be used.


Methodology
Abbott Alinity

Reference Range
Males/Females:
2.37-20.73 mg/L


Performing Laboratory
LITTLE ROCK LABORATORY


Last Updated: August 26, 2026


The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.