Clonality assessment of patients with PMBL in the 5′RACE cohort (n = 75)
| IgVH + IgVL clonality assessment (5ʹRACE set, n = 75) . | n (%) . | 
|---|---|
| Confirmed B-cell clonality | 63 (84) | 
| IgM kappa | 3 (4) | 
| IgM lambda | 1 (1.3) | 
| IgM polyclonal | 1 (1.3) | 
| IgD kappa | 1 (1.3) | 
| IgG kappa | 24 (32) | 
| IgG lambda | 15 (20) | 
| IgG polyclonal | 1 (1.3) | 
| IgE kappa | 2 (2.7) | 
| IgE polyclonal | 1 (1.3) | 
| IgA kappa | 4 (5.3) | 
| IgA lambda | 6 (8) | 
| IgA polyclonal | 1 (1.3) | 
| Polyclonal heavy chain and clonal kappa light chain | 1 (1.3) | 
| Polyclonal heavy chain and clonal lambda light chain | 2 (2.7) | 
| B-cell clonality not detectable | 12 (16) | 
| Polyclonal profile | 12 (16) | 
| IgVH + IgVL clonality assessment (5ʹRACE set, n = 75) . | n (%) . | 
|---|---|
| Confirmed B-cell clonality | 63 (84) | 
| IgM kappa | 3 (4) | 
| IgM lambda | 1 (1.3) | 
| IgM polyclonal | 1 (1.3) | 
| IgD kappa | 1 (1.3) | 
| IgG kappa | 24 (32) | 
| IgG lambda | 15 (20) | 
| IgG polyclonal | 1 (1.3) | 
| IgE kappa | 2 (2.7) | 
| IgE polyclonal | 1 (1.3) | 
| IgA kappa | 4 (5.3) | 
| IgA lambda | 6 (8) | 
| IgA polyclonal | 1 (1.3) | 
| Polyclonal heavy chain and clonal kappa light chain | 1 (1.3) | 
| Polyclonal heavy chain and clonal lambda light chain | 2 (2.7) | 
| B-cell clonality not detectable | 12 (16) | 
| Polyclonal profile | 12 (16) |