Abnormal Serum Light Chain Ratio -

Conditions like rheumatoid arthritis or recent viral infections can temporarily increase light chain production.

Your doctor will likely look at your results alongside other health markers to determine if follow-up is needed: Free Light Chains: MedlinePlus Medical Test Abnormal Serum Light Chain Ratio

A rare condition where misfolded light chains build up in organs like the heart or kidneys. Typical Next Steps Common Causes of an Abnormal Ratio Because the

While an abnormal ratio can sometimes indicate a serious condition, it is often caused by non-cancerous factors. Common Causes of an Abnormal Ratio skewing the ratio.

Because the kidneys filter these proteins out of your blood, chronic kidney disease can lead to higher levels and slightly altered ratios.

Conditions like multiple myeloma or MGUS (Monoclonal Gammopathy of Undetermined Significance) can cause one type of light chain to be overproduced, skewing the ratio.