Using Retrograde Intrarenal Surgery for Managing Staghorn Renal Stones.

Recruiting now · Not applicable

Conditions studied: Renal Calculi

In brief

This prospective, randomized study is comparing the safety and efficacy of using two types of ureteral access sheaths in managing staghorn renal stones by retrograde intrarenal surgery.

Key facts

Study ID

NCT07342361

Run by

Helwan University

People needed

100

Starts

2026-01-20

Expected to finish

2026-12-01

Last updated by the study team

2026-02-03

Who can join

Age: 18 and older, up to 70. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Adult patients of both sexes.
• Patient has a staghorn renal stone (complete or partial staghorn).
• Normal renal function tests.
• Congenital renal anomalies as horseshoe, pelvic or mal-rotated kidneys.

You may not qualify if…

• Abnormal coagulation profile.
• Active or untreated urinary tract infection.
• Age under 18 years or above 70 years.
• Patient has a staghorn stone associated with other pathology which requires additional intervention, as ureteral stricture or ureteropelvic junction obstruction (UPJO).
• Pregnancy.

Where it is running

• Faculty of medicine, Helwan University — Cairo, Egypt (enrolling)

Full record on ClinicalTrials.gov

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