Table IV.
MYD88 and CXCR4 mutation status in patients with WM, IgM MGUS, MZL, CLL, MM and non-IgM MGUS patients.
| N | MYD88L265P | CXCR4WHIM | |
|---|---|---|---|
| Healthy Donors | 32 | 0 (0%) | 0 (0%) |
| IgM MGUS | 12 | 6 (50%) | 2 (17%) |
| Non-IgM MGUS | 7 | 0 (0%) | 0 (0%) |
| Untreated WM | 102 | 97 (95%) | 44 (43%) |
| Treated WM | 62 | 57 (92%) | 21 (34%) |
| MZL | 20 | 2 (10%) | 1 (5%) |
| CLL | 32 | 1 (3%) | 0 (0%) |
| MM | 14 | 0 (0%) | 0 (0%) |
WM, Waldenström Macroglobulinaemia; IgM, immunoglobulin M; MGUS, monoclonal gammopathy of unknown significance; MZL, marginal zone lymphoma; CLL, chronic lymphocytic leukaemia; MM, multiple myeloma: WHIM, Warts, Hypogammaglobulinemia, Infections and Myelokathexis; AS-PCR, allele-specific polymerase chain reaction.
CXCR4 mutation status includes all WHIM mutations identified by CXCR4S338X C>A and C>G AS-PCR and Sanger sequencing.