本文报告一例用甲腈咪胍的病人发生窦停搏。本例男性,20岁,因车祸造成多处伤而急诊作脾切除术。术中血管造影显示左锁骨下动脉近端闭塞。术后又发现支气管胸膜瘘,再次手术探查,发现左肺上叶裂伤,下叶上段撕脱,即行左肺上叶和下叶上段切除术。术后又出现左下肢深静脉血栓形成,开始用肝素治疗。因面部水肿与紫绀提示有上腔静脉血栓形成的可能。化验检查又有抗凝血酶Ⅲ因子缺乏。第九天,病人发生两次窦停搏,第一次15秒钟后自行恢复,6小时后发生第二次,拳击心前区恢复。因此准备安装起搏器。在此之前,曾用甲腈咪胍抗酸和洋地黄处理肺叶切除后的房性心律失常。血钠131mEq/L、钾5.2mEq/L、钙8.2mg/dl,血清洋地黄含量在治疗水平以下。心电图显示窦性 This article reports an example of sinus arrest in patients with cetuximab. In this case, a male, 20 years of age, had emergency splenectomy due to multiple injuries caused by a car accident. Intraoperative angiography showed proximal occlusion of the left subclavian artery. Postoperative bronchopleural fistula was found again surgical exploration and found that the left upper lobe laceration, the lower lobes avulsion, that is, the left upper lobe and lower lobe resection. Postoperative left lower extremity deep vein thrombosis, began to use heparin treatment. Due to facial edema and cyanosis prompted the possibility of superior vena cava thrombosis. Laboratory tests have antithrombin Ⅲ factor deficiency. The ninth day, the patient had two sinus arrest, the first 15 seconds to recover on their own, 6 hours after the second occurrence of boxing precordial recovery. So ready to install pacemaker. Prior to this, atrial arrhythmia after lobectomy was treated with ciletine antacid and digitalis. Serum sodium 131mEq / L, potassium 5.2mEq / L, calcium 8.2mg / dl, serum digitalis content below the level of treatment. Electrocardiogram shows sinus