{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chiari+Malformation",
    "query": {
      "condition": "Chiari Malformation"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 13,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chiari+Malformation&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-11T05:34:42.369Z",
  "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": "NCT02532322",
      "title": "Efficacy of Acetaminophen in Posterior Fossa Surgery",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Arnold-Chiari Malformation",
        "Posterior Fossa Tumors"
      ],
      "interventions": [
        {
          "name": "IV acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "normal saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Children's National Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "2 Years to 12 Years"
      },
      "enrollment_count": 0,
      "start_date": "2015-11",
      "completion_date": "2018-10",
      "has_results": false,
      "last_update_posted_date": "2021-04-08",
      "last_synced_at": "2026-06-11T05:34:42.369Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02532322"
    },
    {
      "nct_id": "NCT01382290",
      "title": "Magnetic Resonance Imaging of the Spine",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tethered Cord",
        "Chiari I Malformation"
      ],
      "interventions": [
        {
          "name": "MRI",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Children's Healthcare of Atlanta",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "Up to 18 Years"
      },
      "enrollment_count": 0,
      "start_date": "2008-03",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2016-08-09",
      "last_synced_at": "2026-06-11T05:34:42.369Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01382290"
    },
    {
      "nct_id": "NCT00001327",
      "title": "Establishing the Physiology of Syringomyelia",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Arnold Chiari Deformity",
        "Hydrocephalus",
        "Syringomyelia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Neurological Disorders and Stroke (NINDS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "1992-07-29",
      "completion_date": "2011-03-31",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-06-11T05:34:42.369Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001327"
    },
    {
      "nct_id": "NCT04089670",
      "title": "Online Acceptance and Commitment Therapy for Chronic Pain in Sample of People With Chiari Malformation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Pain",
        "Chiari Malformation"
      ],
      "interventions": [
        {
          "name": "Online Acceptance and Commitment Therapy Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Kent State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 52,
      "start_date": "2019-08-15",
      "completion_date": "2020-10-30",
      "has_results": false,
      "last_update_posted_date": "2021-01-05",
      "last_synced_at": "2026-06-11T05:34:42.369Z",
      "location_count": 1,
      "location_summary": "Kent, Ohio",
      "locations": [
        {
          "city": "Kent",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04089670"
    },
    {
      "nct_id": "NCT00004738",
      "title": "Genetic Analysis of the Chiari I Malformation",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Syringomyelia",
        "Type I Arnold Chiari Malformation"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Neurological Disorders and Stroke (NINDS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "1 Year and older"
      },
      "enrollment_count": 152,
      "start_date": "2001-06-04",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2026-06-05",
      "last_synced_at": "2026-06-11T05:34:42.369Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004738"
    },
    {
      "nct_id": "NCT01150708",
      "title": "A Prospective Natural History Study of Patients With Syringomyelia",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Syringomyelia",
        "Arnold Chiari Deformity"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Neurological Disorders and Stroke (NINDS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 180,
      "start_date": "2010-08-03",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2026-06-08",
      "last_synced_at": "2026-06-11T05:34:42.369Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01150708"
    },
    {
      "nct_id": "NCT03856034",
      "title": "Laparotomy Versus Percutaneous Endoscopic Correction of Myelomeningocele",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Neural Tube Defects",
        "Spina Bifida",
        "Myelomeningocele",
        "Chiari Malformation"
      ],
      "interventions": [
        {
          "name": "Fetoscopy",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "USFetus",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 12,
      "start_date": "2018-11-02",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2019-11-13",
      "last_synced_at": "2026-06-11T05:34:42.369Z",
      "location_count": 2,
      "location_summary": "Los Angeles, California • Wellington, Florida",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Wellington",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03856034"
    },
    {
      "nct_id": "NCT00741858",
      "title": "Duragen Versus Duraguard in Chiari Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chiari Malformation"
      ],
      "interventions": [
        {
          "name": "Duragen duraplasty",
          "type": "PROCEDURE"
        },
        {
          "name": "Duraguard duraplasty",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Illinois at Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 34,
      "start_date": "2003-04",
      "completion_date": "2010-04",
      "has_results": true,
      "last_update_posted_date": "2015-07-13",
      "last_synced_at": "2026-06-11T05:34:42.369Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00741858"
    },
    {
      "nct_id": "NCT02669836",
      "title": "Posterior Fossa Decompression With or Without Duraplasty for Chiari Type I Malformation With Syringomyelia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Arnold-Chiari Malformation, Type 1",
        "Chiari Malformation Type I",
        "Type I Arnold-Chiari Malformation",
        "Syringomyelia"
      ],
      "interventions": [
        {
          "name": "Posterior fossa decompression",
          "type": "PROCEDURE"
        },
        {
          "name": "Dural Augmentation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 162,
      "start_date": "2016-04",
      "completion_date": "2020-07-31",
      "has_results": true,
      "last_update_posted_date": "2024-10-31",
      "last_synced_at": "2026-06-11T05:34:42.369Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02669836"
    },
    {
      "nct_id": "NCT01667770",
      "title": "Dural Graft Equivalent Comparison Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chiari Malformation"
      ],
      "interventions": [
        {
          "name": "decompression of Chiari malformation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "St. Joseph's Hospital and Medical Center, Phoenix",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 41,
      "start_date": "2012-01-18",
      "completion_date": "2018-03-12",
      "has_results": false,
      "last_update_posted_date": "2021-06-15",
      "last_synced_at": "2026-06-11T05:34:42.369Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01667770"
    }
  ]
}