Can someone interpret these results of husbands pre-stem cell bone marrow biopsy that was completed post RVD therapy (SCT is next week) Thanks! FINAL DIAGNOSIS A-D. Bone marrow, right iliac crest, aspirate with clot preparation and biopsy with touch imprints, and peripheral blood smear: 1. Monotypic lambda light chain restricted, hyperdiploid, plasma cells, 3% by morphologic differential. 2. Normocellular bone marrow for age (25%) with unremarkable background trilineage hematopoiesis.