Group A without MC |
Group B Type III MC |
Group C Type II MC | |
Number | 21 | 20 | 42 |
M/F | 13/8 | 10/10 | 7/35 |
Age range (median) | 23–60 (47) | 30–66 (51) | 37–76 (55) |
IgM-RF Latex test | 4 | 16 | 42 |
Low serum C4 | 0 | 1 | 35 |
Cryocrit range (median) | — | 0.5–5.5 (1) | 0.5–30 (3) |
Purpura | 0 | 0 | 40 |
Weakness | 5 | 6 | 30 |
Arthralgias | 1 | 2 | 25 |
Liver involvement1-150 | 21 | 20 | 34 |
Kidney involvement† | 0 | 0 | 16 |
Peripheral nerve involvement‡ | 0 | 0 | 33 |
↵1-150 Abnormal serum ALT. †Proteinuria (⩾0.5 g/24h) and/or haematuria (>5 RBC/HPF) and/or serum creatinine >1.4. ‡Symptomatic sensory or sensory-motor peripheral neuropathy.