1754
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Hypercellular bone marrow with infiltration by a kappa-clonal plasma cell neoplasia with Russell bodies (kappa)
Bone Marrow
Kappa
75 years
male
MGUS IgG Kappa, metastatic melanoma of the uvea. Infiltration of the bone marrow by melanoma?
Light chain immunohistochemistry for kappa light chains confirms a kappa light chain restriction (kappa:lambda ratio 7-10:1). No infiltration by the melanoma.
Manuel Schlageter, University of Basel
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