目的:了解维吾尔和汉族之间前列腺增生发生和临床表现的差异。方法:调查50～60岁干部621人,分别检查前列腺体积、残余尿量及血前列腺特异性抗原并了解临床表现的不同。结果;汉族前列腺增大者为55.13％,维吾尔族为65.36％,差异明显,有统计学意义。残余尿量、症状评分及血前列腺特异性抗原按前列腺大小分级比较则无统计学差异。结论:维吾尔族前列腺增生发生率高于汉族。 Objective: To understand the difference between the occurrence and clinical manifestations of benign prostatic hyperplasia in Uighur and Han nationality. Methods: A total of 621 cadres from 50 to 60 years old were investigated. Prostate volume, residual urine volume and blood-stained prostate specific antigen were examined and the clinical manifestations were different. Results: Han Chinese 55.13% enlarged prostate, Uygur 65.36%, the difference was statistically significant. Residual urine volume, symptom score and blood-prostate-specific antigen by prostate size classification were no statistically significant difference. Conclusion: The incidence of benign prostatic hyperplasia in Uighur is higher than that in Han.