To study the effect of pelvic reconstruction on early return of continence after robot-assisted radical cystectomy-orthotopic ileal neobladder in the male.

This study will enroll male patients with bladder cancer who will undergo robot-assisted radical cystectomy-orthotopic ileal neobladder. The patients will be distributed into two comparable groups according to whether received pelvic reconstruction or not. Patient demographics and pathologic, perioperative, functional, and oncologic outcomes will be compared between the two groups.

Inclusion Criteria:

1. Male patients aged 18 or older.
2. Patients those who are diagnosed with urothelial carcinoma.
3. Patients those who are capable of receiving radical cystectomy with orthotopic ileal neobladder.
4. Patients those who are able to cooperate and complete the follow-up.
5. Patients those who volunteer to participate in this study and sign the informed consens.

Exclusion Criteria:

1. Patients thsoe who are diagnosed distant metastasis before surgery.
2. Patients those who are diagnosed with other malignancies.
3. Patients those who had received pelvic radiotherapy or major pelvic operation.

Enroll patients who received RARC.