Table 4 Characteristics of the 16 Takayasu arteritis patients with peripheral arthritis
Characteristic | N = 16 |
|---|---|
Age (years), mean (± SD) | 41.6 (± 14.7) |
Sex | |
Male | 2 (12.5%) |
Female | 14 (87.5%) |
Number of joints involved | |
Monoarthritis (1 joint) | 6 (37.5%) |
Oligoarthritis (2–3 joints) | 7 (43.8%) |
Polyarthritis (≥ 4 joints) | 3 (18.8%) |
Distribution of joint involvement | |
Size | |
Small joints | 3 (18.8%) |
Large jointsa | 10 (62.5%) |
Small and large joints | 3 (18.8%) |
Symmetry | |
Symmetric | 2 (12.5%) |
Asymmetric | 14 (87.5%) |
Location | |
Upper extremities | 6 (37.5%) |
Lower extremities | 5 (31.3%) |
Upper and lower extremities | 5 (31.3%) |
RF (Nb = 11) | 1 (9.1%) |
Anti-CCP antibody (Nb = 11) | 0 (0.0%) |
ANA (Nb = 11) | 0 (0.0%) |
Hata’s classification | |
Type I | 2 (12.5%) |
Type IIA | 1 (6.3%) |
Type IIB | 8 (50.0%) |
Type III | 1 (6.3%) |
Type IV | 1 (6.3%) |
Type V | 3 (18.8%) |