thrombosis of renal vein

例句：

1. 1. The patient was diagnosed with a thrombosis of the renal vein, which required immediate surgery.
   患者被诊断出肾静脉血栓，需要立即进行手术。
2. 2.The doctor advised the patient to avoid activities that could increase blood pressure, as it may lead to further thrombosis of the renal vein.
   医生建议患者避免可能导致肾静脉血栓加剧的活动。
3. 3. The patient's condition worsened after the thrombosis of the renal vein, necessitating furthermedical intervention.
   患者的肾静脉血栓形成后病情恶化，需要进行进一步的医疗干预。