我们对两例非蛋白氮有明显增高而经补液、纠酸、补钙、使用蛋白质合成剂等收效不著的顽固性呕吐病例,试用20％甘露醇每日或隔日温服200～250毫升,服药前后2小时内暂不饮水,收到排出“氮质”物质而改善消化道症状的效果,现初步报导,供临床进一步探讨。病例介绍: 例一:张××,女性,43岁。住院号8680,因慢性肾炎频繁呕吐咖啡样物、尿少两天而于1976年3月11 We have two cases of non-protein nitrogen was significantly increased by the rehydration, acid correction, calcium, the use of protein synthesis and other refractory stubborn vomiting cases, try 20% mannitol daily or every other day warm clothes 200 to 250 ml, Before and after taking medication within 2 hours temporarily do not drink water, receive the discharge of “nitrogenous” substances to improve gastrointestinal symptoms, are now initially reported for further clinical study. Case description: Example 1: Zhang × ×, female, 43 years old. Hospital number 8680, frequent vomiting of coffee samples due to chronic nephritis, urine less two days and in March 1976 1976