Objective: To improve the diagnosis and therapy of the bladder diverticula carcinoma. Methods: To report a case of bladder diverticula carcinoma and review related literature. A male patient, 56 years old, was admitted to hospital for frequency and dysuria for 3 months. Two bladder diverticular were found on the left wall of bladder by CT and ultrasonic examination before operation. Results: Cystoscopic biopsy was performed in the first stage procedure with the diagnosis of urothelial cancer. In the second stage procedure, the tumor and bladder diverticular were executed by partial cystectomy, and pathological conclusion was infiltrated urothelial cancer. Conclusion: Bladder diverticula carcinoma was one kind of bladder tumor, and pathological types was complicated. Imaging, Cystoscopy and pathological examination were the main techniques. Surgical procedures include transurethral resection of bladder tumor, partial cystectomy and radical cystectomy, and the choice of surgical procedures should be according to the pathological types and clinical stage.