{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hydronephrosis",
    "query": {
      "condition": "Hydronephrosis"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 12,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hydronephrosis&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T03:55:28.408Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT03774719",
      "title": "Hand-carried Ultrasound to Assess Hydronephrosis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hydronephrosis",
        "Ultrasound",
        "Acute Kidney Injury"
      ],
      "interventions": [
        {
          "name": "Hand-carried ultrasound",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 6,
      "start_date": "2019-05-06",
      "completion_date": "2023-06-01",
      "has_results": true,
      "last_update_posted_date": "2024-07-24",
      "last_synced_at": "2026-05-22T03:55:28.408Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03774719"
    },
    {
      "nct_id": "NCT03296280",
      "title": "Evaluation of Implementation of a National Point-of-Care Ultrasound Training Program",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Other Acute Illnesses Presenting to the Hospital",
        "Heart Failure",
        "Pneumonia",
        "Deep Venous Thrombosis",
        "Cellulitis",
        "Abdominal Aortic Aneurysm",
        "Acute Cholecystitis",
        "Peritoneal Free Fluid",
        "Hydronephrosis",
        "Pleural Effusion",
        "Urinary Retention"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 116,
      "start_date": "2016-10-03",
      "completion_date": "2020-09-30",
      "has_results": true,
      "last_update_posted_date": "2020-11-23",
      "last_synced_at": "2026-05-22T03:55:28.408Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03296280"
    },
    {
      "nct_id": "NCT00882544",
      "title": "Prospective Pediatric Pyeloplasty Robotic Surgical Database",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hydronephrosis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Connecticut Children's Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "Up to 18 Years"
      },
      "enrollment_count": 78,
      "start_date": "2009-03",
      "completion_date": "2016-10",
      "has_results": false,
      "last_update_posted_date": "2017-03-20",
      "last_synced_at": "2026-05-22T03:55:28.408Z",
      "location_count": 1,
      "location_summary": "Hartford, Connecticut",
      "locations": [
        {
          "city": "Hartford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00882544"
    },
    {
      "nct_id": "NCT01349244",
      "title": "Hydronephrosis on Ultrasound With CT Finding in Patients With Renal Colic",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hydronephrosis",
        "Renal Colic"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 97,
      "start_date": "2010-09",
      "completion_date": "2012-09",
      "has_results": false,
      "last_update_posted_date": "2014-07-09",
      "last_synced_at": "2026-05-22T03:55:28.408Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01349244"
    },
    {
      "nct_id": "NCT03794102",
      "title": "Water Versus Saline as Irrigation Fluid for Ureteroscopy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ureteral Stricture",
        "Hydronephrosis",
        "Urothelial Carcinoma",
        "Urolithiasis"
      ],
      "interventions": [
        {
          "name": "Water",
          "type": "OTHER"
        },
        {
          "name": "Saline",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2017-01-17",
      "completion_date": "2018-06-30",
      "has_results": false,
      "last_update_posted_date": "2019-01-04",
      "last_synced_at": "2026-05-22T03:55:28.408Z",
      "location_count": 2,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03794102"
    },
    {
      "nct_id": "NCT01330511",
      "title": "Simplified Diagnostic Algorithm for Evaluation of Neonates With Prenatally Detected Hydronephrosis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Congenital Hydronephrosis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Rush University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "2 Years",
        "sex": "ALL",
        "summary": "Up to 2 Years"
      },
      "enrollment_count": 76,
      "start_date": "2005-01",
      "completion_date": "2010-01",
      "has_results": false,
      "last_update_posted_date": "2011-04-07",
      "last_synced_at": "2026-05-22T03:55:28.408Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01330511"
    },
    {
      "nct_id": "NCT02812420",
      "title": "Durvalumab and Tremelimumab in Treating Patients With Muscle-Invasive, High-Risk Urothelial Cancer That Cannot Be Treated With Cisplatin-Based Therapy Before Surgery",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Hydronephrosis",
        "Infiltrating Bladder Urothelial Carcinoma Sarcomatoid Variant",
        "Infiltrating Bladder Urothelial Carcinoma, Micropapillary Variant",
        "Infiltrating Bladder Urothelial Carcinoma, Plasmacytoid Variant",
        "Infiltrating Renal Pelvis Urothelial Carcinoma, Sarcomatoid Variant",
        "Renal Pelvis Urothelial Carcinoma",
        "Stage II Bladder Urothelial Carcinoma AJCC v6 and v7",
        "Stage II Renal Pelvis Cancer AJCC v7",
        "Stage II Ureter Cancer AJCC v7",
        "Stage II Urethral Cancer AJCC v7",
        "Stage III Bladder Urothelial Carcinoma AJCC v6 and v7",
        "Stage III Renal Pelvis Cancer AJCC v7",
        "Stage III Ureter Cancer AJCC v7",
        "Stage III Urethral Cancer AJCC v7",
        "Stage IV Renal Pelvis Cancer AJCC v7",
        "Stage IV Ureter Cancer AJCC v7",
        "Stage IV Urethral Cancer AJCC v7",
        "Ureter Urothelial Carcinoma",
        "Urethral Urothelial Carcinoma"
      ],
      "interventions": [
        {
          "name": "Durvalumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Therapeutic Conventional Surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Tremelimumab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 54,
      "start_date": "2017-03-07",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-05",
      "last_synced_at": "2026-05-22T03:55:28.408Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02812420"
    },
    {
      "nct_id": "NCT00786708",
      "title": "Sensitivity and Specificity of NGAL in an Emergency Room Population",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Azotemia",
        "Renal Insufficiency, Chronic",
        "Renal Failure, Acute",
        "Hydronephrosis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2304,
      "start_date": "2006-12",
      "completion_date": "2013-07",
      "has_results": false,
      "last_update_posted_date": "2014-02-10",
      "last_synced_at": "2026-05-22T03:55:28.408Z",
      "location_count": 2,
      "location_summary": "New York, New York • Staten Island, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Staten Island",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00786708"
    },
    {
      "nct_id": "NCT01588340",
      "title": "MRI Hydronephrosis Study",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hydronephrosis",
        "Kidney Swelling"
      ],
      "interventions": [
        {
          "name": "MRI (Magnetic resonance imaging)",
          "type": "PROCEDURE"
        },
        {
          "name": "Ultrasound exam",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "2 Years",
        "sex": "ALL",
        "summary": "Up to 2 Years"
      },
      "enrollment_count": 0,
      "start_date": "2012-02",
      "completion_date": "2018-01",
      "has_results": false,
      "last_update_posted_date": "2015-06-01",
      "last_synced_at": "2026-05-22T03:55:28.408Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01588340"
    },
    {
      "nct_id": "NCT05090800",
      "title": "Contrast Enhanced Ultrasound for Renal Obstruction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Kidney; Obstruction",
        "Renal Obstruction"
      ],
      "interventions": [
        {
          "name": "Definity contrast during ultrasound",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2021-12-03",
      "completion_date": "2025-09-23",
      "has_results": false,
      "last_update_posted_date": "2025-10-02",
      "last_synced_at": "2026-05-22T03:55:28.408Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05090800"
    }
  ]
}