A member asked:

Can stress cause higher serum light chain numbers? kappa slightly elevated (21.5), lambda normal, k/l ratio normal. kappa, lambda, k/l ratio in urine all normal. no m protein observed. i have stress and anxiety..just wondering if this could affect.

A doctor has provided 1 answer

Ignore this test: The test for serum free light chains has a very limited role and what your described, more than once, is no cause for concern.

Answered 12/4/2020

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