{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Kidney+Biopsy&page=2",
    "query": {
      "condition": "Kidney Biopsy",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Kidney+Biopsy&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T08:31:07.411Z",
  "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": "NCT00026884",
      "title": "Collection of Serum and Tissue Samples From Patients With Biopsy-Proved or Suspected Malignant Disease",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Malignant Neoplasms",
        "Hereditary Neoplastic Syndromes",
        "Kidney Cancer",
        "Renal Cancer",
        "Bladder Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 5950,
      "start_date": "1998-03-12",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2026-07-02",
      "last_synced_at": "2026-07-24T08:31:07.411Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00026884"
    },
    {
      "nct_id": "NCT05267704",
      "title": "Evaluating the Feasibility of VR for Pediatric Renal Biopsies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain, Procedural",
        "Procedural Anxiety",
        "Sedation Complication"
      ],
      "interventions": [
        {
          "name": "Oculus Go Virtual Reality Headset",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "5 Years to 17 Years"
      },
      "enrollment_count": 32,
      "start_date": "2022-10-11",
      "completion_date": "2024-09-10",
      "has_results": true,
      "last_update_posted_date": "2026-03-12",
      "last_synced_at": "2026-07-24T08:31:07.411Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05267704"
    },
    {
      "nct_id": "NCT00102544",
      "title": "Use of Tracking Devices to Locate Abnormalities During Invasive Procedures",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Adenocarcinoma",
        "Prostate Neoplasms",
        "Prostate Cancer",
        "Renal Cell Carcinoma",
        "Von Hippel Lindau Disease"
      ],
      "interventions": [
        {
          "name": "EM Tracking",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "National Institutes of Health Clinical Center (CC)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 3894,
      "start_date": "2005-02-23",
      "completion_date": "2028-08-02",
      "has_results": false,
      "last_update_posted_date": "2026-07-07",
      "last_synced_at": "2026-07-24T08:31:07.411Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00102544"
    },
    {
      "nct_id": "NCT04239703",
      "title": "Trifecta-Kidney cfDNA-MMDx Study",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Kidney Transplant Rejection"
      ],
      "interventions": [
        {
          "name": "MMDx",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Prospera",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "HLA antibody",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of Alberta",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 300,
      "start_date": "2019-12-01",
      "completion_date": "2029-12",
      "has_results": false,
      "last_update_posted_date": "2026-06-02",
      "last_synced_at": "2026-07-24T08:31:07.411Z",
      "location_count": 11,
      "location_summary": "Tampa, Florida • Baltimore, Maryland • Detroit, Michigan + 5 more",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04239703"
    },
    {
      "nct_id": "NCT01401777",
      "title": "Electromagnetic Tracking of Devices During Interventional Procedures - A Cryoablation Study",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Kidney Tumors"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Philips Healthcare",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 0,
      "start_date": "2014-12",
      "completion_date": "2015-12",
      "has_results": false,
      "last_update_posted_date": "2021-04-27",
      "last_synced_at": "2026-07-24T08:31:07.411Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01401777"
    },
    {
      "nct_id": "NCT05811468",
      "title": "Study Correlation Between Blood, Tissue Gene Expression, Donor Derived Cell Free DNA and Histopathology in Kidney Transplant Recipients",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Transplant;Failure,Kidney",
        "Kidney Transplant",
        "Kidney Rejection Transplant"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Rush University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 0,
      "start_date": "2023-09-26",
      "completion_date": "2025-05-30",
      "has_results": false,
      "last_update_posted_date": "2024-04-19",
      "last_synced_at": "2026-07-24T08:31:07.411Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05811468"
    },
    {
      "nct_id": "NCT01012427",
      "title": "Percutaneous Renal Tumor Cryoablation Followed by Biopsy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Renal Cancer"
      ],
      "interventions": [
        {
          "name": "percutaneous cryoablation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 17,
      "start_date": "2009-11",
      "completion_date": "2015-09",
      "has_results": false,
      "last_update_posted_date": "2016-01-05",
      "last_synced_at": "2026-07-24T08:31:07.411Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01012427"
    },
    {
      "nct_id": "NCT04166149",
      "title": "Eliminating the Need for Pancreas Biopsy Using Peripheral Blood Cell-free DNA",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Transplant;Failure,Kidney",
        "Transplant; Failure, Pancreas",
        "Rejection Acute Renal",
        "Rejection Acute Pancreas"
      ],
      "interventions": [
        {
          "name": "dd-cfDNA Blood Test",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of Maryland, Baltimore",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 140,
      "start_date": "2019-09-01",
      "completion_date": "2024-09-06",
      "has_results": false,
      "last_update_posted_date": "2024-11-27",
      "last_synced_at": "2026-07-24T08:31:07.411Z",
      "location_count": 3,
      "location_summary": "Washington D.C., District of Columbia • Baltimore, Maryland • Madison, Wisconsin",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04166149"
    },
    {
      "nct_id": "NCT01299168",
      "title": "Diagnostic and Therapeutic Applications in Microarrays in Organ Transplantation",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Validation Study of Molecular Diagnostic System",
        "Development of Reporting System for Molecular Diagnosis",
        "Incorporate Molecular Diagnosis Into Diagnostic Standards"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Alberta",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 500,
      "start_date": "2011-05",
      "completion_date": "2028-06",
      "has_results": false,
      "last_update_posted_date": "2026-06-02",
      "last_synced_at": "2026-07-24T08:31:07.411Z",
      "location_count": 10,
      "location_summary": "Birmingham, Alabama • Baltimore, Maryland • Ann Arbor, Michigan + 7 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01299168"
    },
    {
      "nct_id": "NCT00001858",
      "title": "Monitoring for Tolerance to Kidney or Combined Kidney-Pancreas Transplants",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Graft Rejection",
        "Kidney Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 294,
      "start_date": "1999-06-08",
      "completion_date": "2014-05-30",
      "has_results": false,
      "last_update_posted_date": "2019-12-17",
      "last_synced_at": "2026-07-24T08:31:07.411Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001858"
    }
  ]
}