Nephrolithiasis
MONDO:0008171The presence of a calculus in the pelvis of the kidney; this is most often composed of mineral salts and proteins.
Also known as: calculus of kidney and ureter, kidney stone, renal calculi, CAON, nephrolithiasis, calcium oxalate, urolithiasis, calcium oxalate
225 clinical trials for this condition and its sub-types.
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Broader categories
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Less invasive kidney stone surgery may match standard approach
Disease control TerminatedThis study compared two surgical methods for removing kidney stones between 2 and 4 centimeters: flexible ureteroscopy (a less invasive scope through the urinary tract) and percutaneous nephrolithotomy (a small incision in the back). The goal was to see if the less invasive optio…
Phase: NA • Sponsor: The First Hospital of Jilin University • Aim: Disease control
Last updated Jun 27, 2026 12:30 UTC
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New kidney stone tool tested – but study stopped early
Disease control TerminatedThis study tested a new device called ClearPetra, which uses suction to remove kidney stone fragments during surgery, against the usual approach. Only 3 adults with kidney stones were enrolled before the study was stopped. The goal was to see if the device could clear stones bett…
Phase: NA • Sponsor: University of Kansas Medical Center • Aim: Disease control
Last updated Jun 27, 2026 12:29 UTC
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Can a smartphone app prevent kidney stones from coming back?
Knowledge-focused TerminatedThis study looked at whether using a mobile health platform, alone or with regular doctor visits, helps kidney stone patients follow treatment guidelines and improve their quality of life. Researchers planned to enroll 75 adults who have had kidney stones. The study was terminate…
Phase: NA • Sponsor: Northwestern University • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:13 UTC