A member asked:

Ana positive 160 poss mtcd w/o lupus markers. what can cause 300 mg/dl lambda 200 lambda if no paraprotein? check igd/e? urine spot lambda bjp found

A doctor has provided 1 answer
Dr. Rebecca Gliksman answered

Specializes in Internal Medicine

BJP: Bence Jones proteins, light chain, occur in multiple myeloma , lymphomas/chronic leukemias, monoclonal gammopathy of undetermined significance which can go on to myeloma at the rate of only 1%/yr -small risk),amylodosis,cryoglobunemia, Autoimmune disease can give false positive. Check IFE & bone marrow http://www.livestrong.com/article/372234-about-multiple-myeloma-and-bence-jones-protein/

Answered 3/9/2016

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