Table 3.

Characteristics of 4 patients who obtained 50% or greater reduction of FLC, without improvement of NT-proBNP

FLC, mg/LNT-proBNP, ng/LMean VWT, mmNYHA class
Patient no.FLC typePre-TxPost-TxCRPre-TxPost-TxPre-TxPost-TxPre-TxPost-Tx
1 κ 228.0 99.1 No 1 058 1 233 14 14 II II
2 λ 90.1 8.5 No 18 050 23 006 20 19 III III
3 λ 173.0 63.8 No 2 706 4 046 18 20 II II
4 λ 112.0 52.8 No 1 882 3 655 16 16 II II
  • Pre-Tx indicates before therapy; Post-Tx, after treatment; CR, complete remission at immunofixation; and VWT, ventricular-wall thickness.