nodular goiter

例句：

1. 1. He was diagnosed with a nodular goiter and advised to undergo surgery.
   他被诊断出患有结节性甲状腺肿，并被建议接受手术。
2. 2.The patient's condition worsened after the surgery, requiring further treatment.
   手术后，患者的病情恶化，需要进一步治疗。
3. 3. Nodular goiter is a common cause of thyroid-related symptoms in middle-aged and elderly people.
   结节性甲状腺肿是中老年人甲状腺相关症状的常见原因。