Hydronephrosis
MONDO:0005510Collection of urine in the renal pelvis that results in dilatation of the renal pelvis and calyces. It is caused by obstruction of urine flow, nephrolithiasis, or vesicoureteral reflux. Signs and symptoms include flank pain, nausea, vomiting, fever, and dysuria.
8 clinical trials for this condition and its sub-types.
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AI could help babies avoid unnecessary kidney surgery
Diagnosis Not yet recruitingThis study tests an AI tool that analyzes ultrasound images to help doctors decide if a baby with hydronephrosis (kidney swelling) needs surgery. About 322 infants up to 24 months old will take part. Doctors first make a care plan without the AI, then see the AI's prediction and …
Phase: NA • Sponsor: The Hospital for Sick Children • Aim: Diagnosis
Last updated Jun 27, 2026 12:31 UTC
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Which kidney stone surgery is safer for your ureter? a large study investigates
Knowledge-focused Not yet recruitingThis study looks back at adults who had surgery for kidney stones up to 20 mm, comparing those who had a ureteral access sheath placed during the procedure with those who did not. The goal is to see whether using the sheath affects the risk of developing a narrowed ureter or hydr…
Sponsor: Al-Azhar University • Aim: Knowledge-focused
Last updated Aug 18, 2026 07:00 UTC
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Major study to watch kidney swelling in infants – no treatment, just observation
Knowledge-focused Not yet recruitingThis study will follow 330 infants diagnosed with congenital hydronephrosis (kidney swelling) between birth and 6 months of age for three years. Researchers will track whether the condition gets better, stays the same, or worsens using ultrasound scans. The goal is to understand …
Sponsor: The Children's Hospital of Zhejiang University School of Medicine • Aim: Knowledge-focused
Last updated Jun 27, 2026 09:05 UTC