{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Rare+Kidney+Stone+Diseases",
    "query": {
      "condition": "Rare Kidney Stone Diseases"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 5,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T06:47:42.573Z",
  "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": "NCT02780297",
      "title": "Prospective Research Rare Kidney Stones (ProRKS)",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hyperoxaluria",
        "Cystinuria",
        "Dent Disease",
        "Lowe Syndrome",
        "Adenine Phosphoribosyltransferase Deficiency"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 220,
      "start_date": "2016-05",
      "completion_date": "2026-07",
      "has_results": false,
      "last_update_posted_date": "2025-08-06",
      "last_synced_at": "2026-05-22T06:47:42.573Z",
      "location_count": 8,
      "location_summary": "Birmingham, Alabama • Jacksonville, Florida • Chicago, Illinois + 5 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02780297"
    },
    {
      "nct_id": "NCT02124395",
      "title": "Health-related Quality of Life in Rare Kidney Stone",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Primary Hyperoxaluria",
        "Cystinuria",
        "Adenine Phosphoribosyl Transferase Deficiency",
        "Dent Disease"
      ],
      "interventions": [
        {
          "name": "Health-related Quality of Life in Rare Kidney Stone Questionnaire",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "5 Years and older"
      },
      "enrollment_count": 365,
      "start_date": "2013-08",
      "completion_date": "2022-07",
      "has_results": false,
      "last_update_posted_date": "2022-09-02",
      "last_synced_at": "2026-05-22T06:47:42.573Z",
      "location_count": 2,
      "location_summary": "Rochester, Minnesota • New York, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02124395"
    },
    {
      "nct_id": "NCT00588562",
      "title": "Rare Kidney Stone Consortium Patient Registry",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Primary Hyperoxaluria",
        "Dent Disease",
        "Cystinuria",
        "APRT Deficiency"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "0 Years to 100 Years"
      },
      "enrollment_count": 730,
      "start_date": "2003-07",
      "completion_date": "2028-06",
      "has_results": false,
      "last_update_posted_date": "2025-07-04",
      "last_synced_at": "2026-05-22T06:47:42.573Z",
      "location_count": 3,
      "location_summary": "Rochester, Minnesota • New York, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00588562"
    },
    {
      "nct_id": "NCT02026388",
      "title": "Rare Kidney Stone Consortium Biobank",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Primary Hyperoxaluria",
        "Dent Disease",
        "APRT Deficiency",
        "Cystinuria"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 2000,
      "start_date": "2013-05",
      "completion_date": "2030-06",
      "has_results": false,
      "last_update_posted_date": "2025-07-22",
      "last_synced_at": "2026-05-22T06:47:42.573Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02026388"
    },
    {
      "nct_id": "NCT03305835",
      "title": "Monogenic Kidney Stone - Genetic Testing",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Rare Kidney Stone Diseases"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 6000,
      "start_date": "2017-09-11",
      "completion_date": "2028-02",
      "has_results": false,
      "last_update_posted_date": "2026-04-13",
      "last_synced_at": "2026-05-22T06:47:42.573Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03305835"
    }
  ]
}