Clinical trials: Hydronephrosis, active
Obstructive Uropathy, Hydronephrosis
Safety and Efficacy of Ultrasound-Guided Percutaneous Nephrostomy in Oncology Patients
Obstructive uropathy is a serious complication frequently seen in cancer patients, occurring when urine flow from the kidneys is blocked by tumor compression, invasion, or benign etiologies such as radiation-induced strictures…
- Conditions
- Obstructive Uropathy, Hydronephrosis, Ureteral Obstruction, Acute Kidney Injury
- Trial name
- NCT07855666
- Testing
- Ultrasound-guided percutaneous nephrostomy
- Volunteers
- 40 people
- Sponsor
- Assiut University
Hydronephrosis, Infiltrating Bladder Urothelial Carcinoma Sarcomatoid Variant
Durvalumab and Tremelimumab in Treating Patients With Muscle-Invasive, High-Risk Urothelial Cancer That Cannot Be Treated With Cisplatin-Based Therapy Before Surgery
This pilot phase I trial studies the side effects of durvalumab and tremelimumab in treating patients with muscle-invasive, high-risk urothelial cancer that cannot be treated with cisplatin-based therapy before surgery.
- Conditions
- Hydronephrosis, Infiltrating Bladder Urothelial Carcinoma Sarcomatoid Variant, Infiltrating Bladder Urothelial Carcinoma, Micropapillary Variant, Infiltrating Bladder Urothelial Carcinoma, Plasmacytoid Variant
- Trial name
- NCT02812420
- Testing
- Durvalumab, Therapeutic Conventional Surgery, Tremelimumab
- Where
- United States
- Volunteers
- 54 people
- Sponsor
- M.D. Anderson Cancer Center
Renal Stone Disease, Ureteral Stricture
Long-term Safety of UAS-assisted vs Sheathless RIRS in Non-prestented Patients
This retrospective comparative cohort study will include adult patients who underwent primary RIRS for renal stones ≤20 mm at Al-Azhar University Hospitals between January 2020 and December 2025.
- Conditions
- Renal Stone Disease, Ureteral Stricture, Hydronephrosis, Urolithiasis
- Trial name
- NCT07767773
- Testing
- Ureteral access sheath-assisted RIRS, Sheathless RIRS
- Where
- Egypt
- Volunteers
- 1,200 people
- Sponsor
- Al-Azhar University
Hydronephrosis, Hydronephrosis Congenital
Integrating an AI-Driven Hydronephrosis Decision-Making Tool
Hydronephrosis is a common congenital kidney anomaly. While most cases resolve on their own, some require surgery. Clinicians rely on repeated ultrasounds and sometimes invasive tests to decide if surgery is needed, but…
- Trial name
- NCT07581223
- Testing
- Machine learning model
- Volunteers
- 322 people
- Sponsor
- The Hospital for Sick Children
Hydronephrosis, Pregnancy
Shear Wave Elastography for Evaluation of Hydronephrosis in Pregnancy
Hydronephrosis is common during pregnancy and is often physiological; however, it may also result from true obstruction requiring intervention.
- Trial name
- NCT07547891
- Testing
- Shear Wave Elastography (SWE)
- Where
- Egypt
- Volunteers
- 250 people
- Sponsor
- Beni-Suef University
Congenital Hydronephrosis, UTD Grading System
Natural Course of Congenital Hydronephrosis in Infants Aged 0-6 Months
This project aims to systematically delineate the natural progression of congenital hydronephrosis diagnosed within the critical window of 0-6 months through a prospective, multicenter, observational cohort study.
- Conditions
- Congenital Hydronephrosis, UTD Grading System, Natural Progression, Pediatric
- Trial name
- NCT07382570
- Testing
- No Intervention: Observational Cohort
- Where
- China
- Volunteers
- 330 people
- Sponsor
- The Children's Hospital of Zhejiang University School of Medicine
Congenital Anomalies of Kidney and Urinary Tract, Lower Urinary Tract Obstruction, Congenital
Ultrasound Localization Microscopy in Patient With Congenital Anomalies of the Kidney and Urinary Tract (CAKUT)
This clinical study aims to non-invasively visualize perfusion and microvascularization, as well as individual glomeruli, using Ultrasound Localization Microscopy (ULM) and CEUS in patients with congenital anomalies of the kidney…
- Conditions
- Congenital Anomalies of Kidney and Urinary Tract, Lower Urinary Tract Obstruction, Congenital, Ureteropelvic Junction Obstruction, Hydronephrosis Congenital
- Trial name
- Search_CAKUT (NCT06921733)
- Testing
- Contrast enhanced ultrasound imaging (CEUS) and post processing with ULM
- Where
- Germany
- Volunteers
- 20 people
- Sponsor
- University of Erlangen-Nürnberg Medical School
Renal Colic, Stone, Kidney
Use of POCUS and STONE Criteria Together in the Diagnosis of Nephrolithiasis
Patients presenting to the emergency department with symptoms suggestive of renal colic will be included in the study at Kocaeli City Hospital's emergency department.
- Conditions
- Renal Colic, Stone, Kidney, Hydronephrosis, Nephrolithiasis
- Trial name
- POCUS (NCT07126847)
- Testing
- Renal Ultrasonography
- Where
- Turkey (Türkiye)
- Volunteers
- 490 people
- Sponsor
- Kocaeli City Hospital
Hydronephrosis; Obstruction, Ureter, Renal Failure
Tandem Polyurethane Stents Compared to Single Silicone Stent for Malignant Ureteral Obstruction
Malignant ureteral obstruction (MUO) is an extrinsic ureteral obstruction caused by malignant diseases. This study aim to compare tandem 6 Fr Percuflex™ stents and single large-caliber 8Fr silicone stent in patients with MUO.
- Conditions
- Hydronephrosis; Obstruction, Ureter, Renal Failure, Malignancy, Ureter Obstruction
- Trial name
- TSTENT (NCT05992363)
- Testing
- ureteral stent\s insertion
- Where
- 2 sites in Israel
- Volunteers
- 106 people
- Sponsor
- Rabin Medical Center
Ureteral Stricture, Hydronephrosis
Application of the Sentire C1000 for Ureteral Stricture Repair
The purpose of this clinical study is to evaluate the safety and efficacy of the Sten® Laparoendoscopic Surgical System C1000 for benign ureteral reconstruction surgery.
- Trial name
- ROBUST-C1000 (NCT06983067)
- Testing
- Cornerstone C1000 Robotic Surgery System
- Where
- China
- Volunteers
- 50 people
- Sponsor
- Xuesong Li
Hydronephrosis, Gestational Diabetes
Mild Fetal Hydronephrosis, Gestational Diabetes and Spontaneous Resolution vs Moderate-severe Fetal Hydronephrosis, Obstructive Causes and Worse Postnatal Outcome
Renal pelvis dilatation can be a relatively common finding on obstetric antenatal ultrasounds occurring in 1% to 5% of all pregnancies, with a known predilection for the male sex.
- Trial name
- FHYDO (NCT06896149)
- Testing
- Obstetric ultrasound
- Where
- Italy
- Volunteers
- 800 people
- Sponsor
- Fondazione Policlinico Universitario Agostino Gemelli IRCCS
Ureteral Stenosis, Hydronephrosis
Efficacy and Safety of Allium Ureteral Stent for Treating Refractory Ureteral Stricture
To conduct a prospective, multi-center study to observe the long-term efficacy and safety of self expanding ureteral stent for treating participants with refractory ureteral stricture.
- Conditions
- Ureteral Stenosis, Hydronephrosis, Ureteral Stent Occlusion
- Trial name
- Allium (NCT05455307)
- Testing
- Allium ureteral stent
- Where
- Taiwan
- Volunteers
- 200 people
- Sponsor
- En Chu Kong Hospital