Which drain first? trial tests best emergency move for blocked kidney

NCT ID NCT07627880

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study looks at people with a sudden kidney blockage from a stone in their only working kidney. Doctors will randomly use either a tube placed through the bladder or one through the back to drain urine. The goal is to see which method helps kidney function recover better and makes later stone removal surgery more successful.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

JJ ureteral stent or percutaneous nephrostomy tube

What this could lead to

If this trial succeeds, it could show which emergency drainage method better preserves kidney function and improves stone removal success.

What could go wrong

This is a small, early-stage trial with only 90 participants, so results may not apply to everyone. Both drainage methods carry risks like infection or bleeding.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

acute kidney injury ureteral obstruction ureterolithiasis urinary tract obstruction

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Department of Urology- Beni-Suef University Hospitals

    RECRUITING

    Banī Suwayf, Beni Suweif Governorate, Egypt

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Department of Urology- Minia University Hospitals

    RECRUITING

    Minya, Minya Governorate, Egypt

    Contact Phone: •••-•••-••••

    Contact

  • Department of Urology- Tanta University Hospitals

    RECRUITING

    Tanta, Egypt

    Contact

    Contact Phone: •••-•••-•••• Email: •••••@•••••