Prospective trial of early ureteral ligation in the prevention of bladder recurrence after nephroureterectomy for upper urinary tract urothelial carcinoma

Prospective trial of early ureteral ligation in the prevention of bladder recurrence after nephroureterectomy for upper urinary tract urothelial carcinoma - Prospective trial of early ureteral ligation in the prevention of bladder recurrence after nephroureterectomy for upper urinary tract urothelial carcinoma

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000011239

Enrollment

Registered

2013-07-21

Start date

2013-02-01

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

upper urinary tract urothelial carcinoma

Interventions

Ureteral ligation before ligatiion of renal artery in nephroureterectomy for upper urinary tract urothelial carcinoma

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Upper urinary tract urothelial carcinoma cM0 PS 0-2 No past history of bladder cancer or bladder tumor at the nephroureterectomy

Exclusion criteria

Exclusion criteria: Multiple primary cancer

Design outcomes

Primary

Measure	Time frame
Bladder recurrence-free survival rate	—

Countries

Japan

Contacts

Public ContactShinichi Yamashita

Tohoku University Graduate School of Medicine Urology

yamashita@uro.med.tohoku.ac.jp022-717-7278

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026