periarteritis nodosa

例句：

1. 1.The patient's condition worsened, and he was diagnosed with periarteritis nodosa.
   患者的病情恶化，被诊断为结节性动脉炎。
2. 2. This disease is characterized by the presence of nodules in the arteries.
   这种疾病的特征是在动脉中出现结节。
3. 3.Treatment for periarteritis nodosa often involves immunosuppressive drugs.
   结节性动脉炎的治疗通常涉及免疫抑制剂。