甲状腺癌术中、术后大动脉破裂较少见,发生于颈根部血管最为凶险。一旦出现大出血,应立即以手指压迫出血点,切忌盲目钳夹、填塞,并迅速输液、输血补充容量,积极抗休克治疗。破损血管多可通过直接缝合修补,行大动脉结扎风险较大,但特殊情况下仍可挽救生命。全文总结4例甲状腺癌患者术中、术后大动脉破裂出血的抢救经验及教训。 Thyroid cancer surgery, postoperative aortic rupture less common, occurred in the neck of the most dangerous blood vessels. In the event of bleeding, should immediately oppress the bleeding point, should not blindly clamp, packing, and rapid infusion, blood transfusion supplement capacity, active anti-shock treatment. Damaged blood vessels can be repaired by direct suture, the risk of large artery ligation, but under special circumstances can still save lives. The full text summarizes 4 cases of thyroid cancer patients with intraoperative and postoperative aortic dissection bleeding experience and lessons learned.