Urinary tract obstruction

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 …

This trial tests a procedure called fetal cystoscopy for unborn male babies with a severe blockage in the urinary tract (LUTO). Doctors insert a tiny telescope through the mother's belly into the baby's bladder to diagnose and treat the blockage with a laser. The study will enrol…

This study tests a step-by-step treatment plan for fetuses with lower urinary tract obstruction (LUTO), a condition where a blockage prevents urine from leaving the bladder. Doctors will use either a shunt to drain urine or a tiny scope to clear the blockage. The goal is to see i…

This study tests whether repeatedly injecting a sterile saltwater solution into the womb can help fetuses with severe kidney problems grow their lungs. Normally, these babies have too little amniotic fluid, which prevents the lungs from developing. The goal is to see if this proc…

This study tests whether putting a drug called aminophylline into the bladder before placing a ureteral stent helps doctors get the stent past a blocking stone more easily. The trial involves 72 adults with sudden kidney failure from stones in a single working kidney. Half get th…

This study aims to understand why some men with an enlarged prostate (BPH) do not respond to the common drug finasteride. Researchers will follow 120 men starting finasteride, tracking their symptoms and using MRI scans and genetic tests over three years. The goal is to find ways…