Gilbert 综合征是最常见的一种家族性非溶血性未结合胆红素血症,以男性多见。由于该综合征患者血清总胆红素可能正常,常规分析总胆红素常不能准确诊断。故有人利用烟酸和热量限制刺激试验加以诊断。但作者认为,该刺激试验诊断Gil-bert 综合征价值不大,而以碱性甲醇分解胆红素、 Gilbert syndrome is the most common familial non-hemolytic unbound bilirubin, more common in men. Because of the syndrome serum total bilirubin may be normal, routine analysis of total bilirubin often can not be accurately diagnosed. Therefore, some people use nicotinic acid and calorie restriction test to be diagnosed. However, the authors believe that the stimulation test to diagnose Gil-bert syndrome is of little value, whereas alkaline methanol decomposes bilirubin,