Table 2 Laboratory characteristics of MGUS patients with progression of disease.
From: Immunophenotypic studies of monoclonal gammopathy of undetermined significance
Parameter | MGUS #1 | MGUS #2 | Reference range |
|---|---|---|---|
Hemoglobin, g/L | 133 | 140 | 121 – 161 |
Total protein, g/L | 74 | 45 | 63 – 82 |
Creatinine, g/L | 0.019 | 0.046 | 0.006–0.012 |
Calcium, g/L | 0.089 | 0.091 | 0.084–0.102 |
β2-microglobulin, mg/L | 4.9 | 12.1 | 0.7–1.8 |
LDH, U/L | 204 | 223 | 140–271 |
% PC by morphology | 4.6 ⇒ 10 | 8.5 ⇒ 12 | - |
Urinary M component (mg/24 hrs) | 647 ⇒ 1,640 | 755 ⇒ 1,786 | - |
κ:λ light chain ratio | 79.4 | 44.8 | 0.26–1.65 |