我们在1993年～1997年期间使用垂体后叶素治疗大咯血过程中有6例出现类抗利尿激素分泌失调综合征（SIADH）表现．现将6例报告如下。1临床资料见表1。2讨论垂体后叶素由于能直接收缩肺小动脉，使血流减速．肺静脉压降低．血小板易于在血管破损处凝集形成血栓[1]．临床上已厂泛用 In 1993-1997 we used vasopressin in the treatment of massive hemoptysis occurred in 6 cases of anti-diuretic hormone syndrome (SIADH) performance. Now report 6 cases as follows. 1 Clinical data in Table 1.2 Discussion pituitrin due to direct contraction of pulmonary arterioles, the blood flow slowed. Pulmonary venous pressure decreased. Platelets tend to aggregate at the site of blood vessel destruction to form thrombi [1]. Has been widely used in clinical practice