血尿不是一种疾病,而是疾病的一种症状,是某些疾病特别是泌尿系疾病的一个重要信号。引起血尿的原因繁多而复杂,所以血尿的诊断比较困难,,本文着重讨论血尿的诊断问题。对于血尿的诊断,首先应根据病史、体格和尿液检查等,确定是否为血尿及出血的可能部位。然后根据其伴随症状、体征,判断可能为哪一种疾 Hematuria is not a disease, but a symptom of the disease, which is an important signal for certain diseases, especially urological diseases. The causes of hematuria are numerous and complex, so the diagnosis of hematuria is more difficult, this article focuses on the diagnosis of hematuria. For the diagnosis of hematuria, should first be based on medical history, physical examination and urine to determine whether hematuria and bleeding possible sites. Then according to their accompanying symptoms, signs, to determine what kind of disease may be