上腔静脉由于其特殊解剖部位,当受到外界压迫时,可出现头面部浮肿、呼吸困难、右上肢水肿等一系列症状,即上腔静脉综合征(SVCS)。能引起上腔静脉综合征的病变多为恶性肿瘤所致,有报道讲,75%～80%是由肺癌所引起[1,2],10%是由恶性淋巴瘤所致。我院自1994年～1997年共收治29例SVC Due to its special anatomical site, the superior vena cava can show a series of symptoms of head and face edema, dyspnea and right upper extremity edema when it is oppressed by the outside world, namely superior vena cava syndrome (SVCS). The lesions that cause IVC syndrome are mostly caused by malignant tumors. It has been reported that 75% -80% are caused by lung cancer [1,2] and 10% are caused by malignant lymphoma. In our hospital from 1994 to 1997 a total of 29 cases of SVC were treated