{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Undiagnosed+Conditions&page=2",
    "query": {
      "condition": "Undiagnosed Conditions",
      "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=Undiagnosed+Conditions&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T01:02:00.575Z",
  "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": "NCT02927158",
      "title": "Exome and Genome Analysis to Elucidate Genetic Etiologies and Population Characteristics in the Plain Community",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Undiagnosed Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "Up to 100 Years"
      },
      "enrollment_count": 300,
      "start_date": "2016-08",
      "completion_date": "2040-08",
      "has_results": false,
      "last_update_posted_date": "2026-03-10",
      "last_synced_at": "2026-07-24T01:02:00.575Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02927158"
    },
    {
      "nct_id": "NCT05236595",
      "title": "Research for Individualized Therapeutics in Rare Genetic Disease",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Rare Genetic Disease",
        "Undiagnosed Diseases"
      ],
      "interventions": [
        {
          "name": "Individualized drug matching per genetic disease",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 50,
      "start_date": "2021-11-24",
      "completion_date": "2026-11",
      "has_results": false,
      "last_update_posted_date": "2026-01-20",
      "last_synced_at": "2026-07-24T01:02:00.575Z",
      "location_count": 3,
      "location_summary": "Scottsdale, Arizona • Jacksonville, Florida • Minneota, Minnesota",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Minneota",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05236595"
    },
    {
      "nct_id": "NCT04703179",
      "title": "Rare and Undiagnosed Disease Research Biorepository",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Undiagnosed Disease",
        "Rare Diseases"
      ],
      "interventions": [
        {
          "name": "Genetic test evaluation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 5000,
      "start_date": "2020-11-20",
      "completion_date": "2026-11",
      "has_results": false,
      "last_update_posted_date": "2025-12-15",
      "last_synced_at": "2026-07-24T01:02:00.575Z",
      "location_count": 3,
      "location_summary": "Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04703179"
    },
    {
      "nct_id": "NCT04847531",
      "title": "REVEAL-CKD: Prevalence and Consequences of Undiagnosed Chronic Kidney Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Kidney Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1006361,
      "start_date": "2020-12-15",
      "completion_date": "2023-11-13",
      "has_results": false,
      "last_update_posted_date": "2024-12-16",
      "last_synced_at": "2026-07-24T01:02:00.575Z",
      "location_count": 3,
      "location_summary": "Louisville, Kentucky • Cambridge, Massachusetts • Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04847531"
    },
    {
      "nct_id": "NCT03605004",
      "title": "Adult Patients With Undiagnosed Conditions and Their Responses to Clinically Uncertain Results From Exome Sequencing",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Undiagnosed Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Human Genome Research Institute (NHGRI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 26,
      "start_date": "2018-08-13",
      "completion_date": "2020-05-07",
      "has_results": false,
      "last_update_posted_date": "2020-05-11",
      "last_synced_at": "2026-07-24T01:02:00.575Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03605004"
    },
    {
      "nct_id": "NCT02450851",
      "title": "Clinical and Genetic Evaluation of Individuals With Undiagnosed Disorders Through the Undiagnosed Diseases Network",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Genetic Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Human Genome Research Institute (NHGRI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "1 Month",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "1 Month to 100 Years"
      },
      "enrollment_count": 20000,
      "start_date": "2015-09-16",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-17",
      "last_synced_at": "2026-07-24T01:02:00.575Z",
      "location_count": 33,
      "location_summary": "Birmingham, Alabama • Huntsville, Alabama • Los Angeles, California + 21 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02450851"
    },
    {
      "nct_id": "NCT05295758",
      "title": "Project 1: ACHIEVE- HTN",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension",
        "Undiagnosed Diseases"
      ],
      "interventions": [
        {
          "name": "PAL2",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Wayne State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "18 Years to 95 Years"
      },
      "enrollment_count": 8,
      "start_date": "2022-11-18",
      "completion_date": "2024-01-25",
      "has_results": false,
      "last_update_posted_date": "2024-06-10",
      "last_synced_at": "2026-07-24T01:02:00.575Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05295758"
    },
    {
      "nct_id": "NCT06866483",
      "title": "Validation and Scaling of Screening Program for Undiagnosed Myasthenia Gravis-Social Media Campaign Paired With a Self-moderated Assessment",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Myasthenia Gravis",
        "Neuromuscular Disease",
        "Neuromuscular Manifestations"
      ],
      "interventions": [
        {
          "name": "Social media recruitment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Self-Assessment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Follow-up",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "ZS Associates",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1000,
      "start_date": "2025-02-26",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-03-10",
      "last_synced_at": "2026-07-24T01:02:00.575Z",
      "location_count": 1,
      "location_summary": "Evanston, Illinois",
      "locations": [
        {
          "city": "Evanston",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06866483"
    },
    {
      "nct_id": "NCT02543996",
      "title": "Human Biospecimen Procurement Protocol: Biorepository to Support Translational Research to Identify Disease Mechanism(s)",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Undiagnosed Diseases",
        "Cardiovascular Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "1 Month",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "1 Month to 100 Years"
      },
      "enrollment_count": 10000,
      "start_date": "2015-09-17",
      "completion_date": "2050-05-22",
      "has_results": false,
      "last_update_posted_date": "2026-07-16",
      "last_synced_at": "2026-07-24T01:02:00.575Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02543996"
    },
    {
      "nct_id": "NCT07718971",
      "title": "UW ISeqU: Clinical Impact of Whole-genome Sequencing in Adults",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hereditary Diseases",
        "Critical Illness"
      ],
      "interventions": [
        {
          "name": "Genome sequencing",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "GENETIC"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 1000,
      "start_date": "2026-07-01",
      "completion_date": "2032-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-22",
      "last_synced_at": "2026-07-24T01:02:00.575Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07718971"
    }
  ]
}