mediastinal parathyroid adenoma

例句：

1. 1. The patient's blood pressure was elevated due to the presence of a mediastinal parathyroid adenoma.
   由于存在一个纵隔甲状腺腺瘤，患者的血压升高了。
2. 2.The diagnosis of this rare condition required a mediastinal parathyroid adenoma biopsy.
   这种罕见病症的诊断需要通过纵隔甲状腺腺瘤活检来确定。
3. 3. The patient underwent surgery to remove the mediastinal parathyroid adenoma, which had been causing persistent hypertension.
   患者接受了手术以移除导致持续高血压的纵隔甲状腺腺瘤。