目的:提高临床肾素瘤的诊治水平。方法:回顾性分析1例肾素瘤患者临床资料:男,33岁,高血压1年余,体检发现右肾占位病变1月余。CT检查示右肾上极直径2.7 cm略低密度影,增强后强化不明显。行右肾部分切除术。结果:病理检查见瘤细胞增生较活跃,细胞核伴轻度核异型,未见非典型核分裂,诊断为肾素瘤。术后随访12个月未见肿瘤复发和转移。结论:肾素瘤是临床较为罕见的良性肿瘤,局部切除即可治愈。为了避免长期高血压引起严重损害,提倡早期手术治疗。 Objective: To improve the diagnosis and treatment of clinical renin tumor. Methods: A retrospective analysis of 1 patient with renin tumor clinical data: male, 33 years old, more than 1 year of hypertension, physical examination found that right kidney lesions more than 1 month. CT examination showed a slight density of right upper kidney 2.7 cm in diameter, enhanced enhancement is not obvious. Right partial nephrectomy. Results: Pathological examination showed more active tumor cell proliferation, nuclear with mild nuclear atypia, no atypical mitosis, the diagnosis of renal tumor. No tumor recurrence and metastasis were observed after 12 months of follow-up. Conclusion: Renal tumor is a relatively rare benign tumor, which can be cured by local excision. In order to avoid the long-term high blood pressure cause serious damage, advocate early surgical treatment.