joint deformity

The characteristics of goat are hyperuricemia, characteristic recurrent acute arthritis, gouty tophus sedimentation, chronic arthritis and joint deformity, which cause chronic nephritis and uratic nephrolithiasis.

其临床特点为高尿酸血症，特征性反复发作的急性关节炎、痛风石沉积、痛风石性慢性关节炎和关节畸形，常累及肾脏引起慢性间质性肾炎和尿酸性肾结石形成。

Rheumatoid arthritis ( RA) is a chronic systemic disease characterized by articular synovitis of autoimmune disease, synovitis can be repeated attack, led to the destruction of articular cartilage and bone, and ultimately cause joint deformity and dysfunction.

类风湿关节炎关（RA）是一种以关节滑膜炎症为特征的慢性全身性自身免疫性疾病，滑膜炎可反复发作，导致关节软骨及骨质破坏，最终引起关节畸形及功能障碍。