It characterized by painful eyelid swelling and scarring of the outer surface of the eye, the cornea.

这种疾病的明显特征是痛苦的眼睑肿胀和角膜外的疤痕。

The pain in osteoarthritis is usually a sharp ache or burning sensation, which also gets worse with prolonged activity, but usually the joints don't swell, whereas rheumatoid arthritis typically involves painful swelling.

骨关节炎的疼痛往往非常尖锐、有灼烧感，随着活动加剧，疼痛加重，通常关节不肿胀，而类风湿关节炎患者常常出现肿胀和疼痛。

Sign and Symptoms It can be either chronic in which the patient will present with gradually enlarging, painless swelling of the eyelids, or acute in which a sudden painful swelling of the eyelid will be there.

临床表现有时是慢性的，患者会出现眼睑逐渐扩大的无痛性肿胀，也可能是急性的，突然出现疼痛性的眼睑肿胀。