Clinical trials: Ureteral Obstruction, active
Ureteral Stricture, Ureteral Obstruction
An Integrated Multi-omics Study on the Molecular Mechanisms of Ureteral Stricture
The goal of this observational study is to investigate the systemic pathogenesis and identify potential diagnostic biomarkers in patients with ureteral stricture and healthy volunteers.
- Conditions
- Ureteral Stricture, Ureteral Obstruction, Microbiome, Metabolomics
- Trial name
- US-MOP (NCT07409870)
- Where
- China
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- First Affiliated Hospital of Chongqing Medical University
Urinary Stone, Renal Colic
Radiomics and Image Segmentation of Urinary Stones by Artificial Intelligence
Kidney stone disease causes significant morbidity, and stones obstructing the ureter can have serious consequences. Imaging diagnostics with computed tomography (CT) are crucial for diagnosis, treatment selection, and follow-up.
- Conditions
- Urinary Stone, Renal Colic, Obstruction Ureter, Urosepsis
- Trial name
- RISUS_AI (NCT06412900)
- Where
- Norway
- Volunteers
- 522 people
- Sponsor
- Oslo University Hospital
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
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
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
Ureteral Obstruction, Stricture Ureter
Use of SPY Fluorescent Angiography to Reduce Ureteroenteric Stricture Rate Following Urinary Diversion
Ureteroenteric anastomotic stricture is a well-known complication of urinary diversion which occurs in 4-25% of patients. Recent study has yielded that radiation is a significant risk factor for development of ureteroenteric…
- Trial name
- NCT05022199
- Testing
- SPY fluorescent angiography
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- University of Virginia