rheumatoid nodule

例句：

1. 1.The patient had a rheumatoid nodule on his shoulder.
   病人的肩膀上有一个风湿结节。
2. 2. The doctor found a rheumatoid nodule in the patient's chest.
   医生在病人的胸部发现了一个风湿结节。
3. 3. The rheumatoid nodule was causing pain and swelling in the patient's arm.
   这个风湿结节正在给病人的手臂带来疼痛和肿胀。