osteitis fibrosa cystica

例句：

1. 1. The patient had a severe case of osteoarthritis in his knee.
   这位病人的膝盖患有严重的骨关节炎。
2. 2. She was diagnosed with an acute form of osteoarthritis.
   她被诊断出患有急性骨关节炎。
3. 3. The doctor recommended that she take anti-inflammatory medication to alleviate the symptoms of her osteoarthritis.
   医生建议她服用抗炎药物来缓解她的骨关节炎症状。