urine abnormality AE yellow urine AE 尿液呈黄色 Yellow urine AE is a urine abnormality AE that may be due to excretion of picric acid, dinitrophenol, phenacetin or chrysarobin or in alkaline pH, to increased secretion of anthocyanin, or associated with ingestion of beets or blackberries. Pure yellow urine is associated with increased acriflavine and has a green fluorescence; yellow-orange urine may be highly concentrated or contain increased bilirubin and biliverdin. JX, LW, YH