{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=4D+CT",
    "query": {
      "condition": "4D CT"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 16,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=4D+CT&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-10T07:38:32.103Z",
  "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": "NCT01764659",
      "title": "4D-CT for Pancreatic Adenocarcinoma in Radiotherapy Simulation",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pancreatic Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "Contrast-enhanced 4D computed tomography",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 14,
      "start_date": "2013-07",
      "completion_date": "2014-10",
      "has_results": true,
      "last_update_posted_date": "2020-03-27",
      "last_synced_at": "2026-06-10T07:38:32.103Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01764659"
    },
    {
      "nct_id": "NCT00415675",
      "title": "Respiratory Tumor and Normal Tissue Motion",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lung Cancer",
        "Abdominal Cancer"
      ],
      "interventions": [
        {
          "name": "Motion CT Scans",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 86,
      "start_date": "2004-11",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2012-10-23",
      "last_synced_at": "2026-06-10T07:38:32.103Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00415675"
    },
    {
      "nct_id": "NCT01039649",
      "title": "A Study to Test Lung Function After Radiation Therapy",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lung Neoplasms",
        "Neoplasm Metastasis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Iowa",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2009-06",
      "completion_date": "2013-12",
      "has_results": false,
      "last_update_posted_date": "2015-01-19",
      "last_synced_at": "2026-06-10T07:38:32.103Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01039649"
    },
    {
      "nct_id": "NCT03551405",
      "title": "4D Cone Beam CT Reconstruction for Radiotherapy Via Motion Vector Optimization",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "CBCT scan",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 18,
      "start_date": "2014-11-15",
      "completion_date": "2018-04-12",
      "has_results": false,
      "last_update_posted_date": "2020-08-20",
      "last_synced_at": "2026-06-10T07:38:32.103Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03551405"
    },
    {
      "nct_id": "NCT06355895",
      "title": "Liver Volume Variation Effect on SBRT Planning and Delivery for Upper Abdominal Malignancies",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Upper Abdominal Malignancies"
      ],
      "interventions": [
        {
          "name": "Standardized high-carbohydrate meal",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 17,
      "start_date": "2024-05-16",
      "completion_date": "2026-03-31",
      "has_results": false,
      "last_update_posted_date": "2025-08-07",
      "last_synced_at": "2026-06-10T07:38:32.103Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06355895"
    },
    {
      "nct_id": "NCT01626001",
      "title": "Imaging Study Compare 4DCT Image",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Esophagus Cancer",
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "4D CT scans",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "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": 52,
      "start_date": "2012-07",
      "completion_date": "2014-08",
      "has_results": false,
      "last_update_posted_date": "2015-11-18",
      "last_synced_at": "2026-06-10T07:38:32.103Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01626001"
    },
    {
      "nct_id": "NCT01888510",
      "title": "CT in Diagnosing Patients With Lung Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "computed tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "4-dimensional computed tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "cone-beam computed tomography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Virginia Commonwealth University",
      "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": "2013-05",
      "completion_date": "2016-06",
      "has_results": false,
      "last_update_posted_date": "2016-07-07",
      "last_synced_at": "2026-06-10T07:38:32.103Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01888510"
    },
    {
      "nct_id": "NCT02067858",
      "title": "An Outcome Analysis for Stereotactic Body Radiation Therapy (SBRT) Treatment of Non-Small Lung Cancer Patients Using 4D PET/CT With Real-Time Position Management (RPM™) System and a Concomitant Evaluation of the Impact and Performance Characteristics of the Immobilization System",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Non Small Cell Lung Cancer",
        "4D CT"
      ],
      "interventions": [
        {
          "name": "Stereotactic Radiosurgery",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Steven Burton",
      "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": "2011-04",
      "completion_date": "2016-03",
      "has_results": true,
      "last_update_posted_date": "2018-07-18",
      "last_synced_at": "2026-06-10T07:38:32.103Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02067858"
    },
    {
      "nct_id": "NCT00862680",
      "title": "4D PET/CT in Diagnosing Participants With Lung and Colorectal Cancer With Liver and Lung Metastasis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Metastatic Malignant Neoplasm in the Liver",
        "Metastatic Malignant Neoplasm in the Lung",
        "Stage IV Colorectal Cancer AJCC v8",
        "Stage IV Lung Cancer AJCC v8",
        "Stage IVA Colorectal Cancer AJCC v8",
        "Stage IVA Lung Cancer AJCC v8",
        "Stage IVB Colorectal Cancer AJCC v8",
        "Stage IVB Lung Cancer AJCC v8",
        "Stage IVC Colorectal Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "4-Dimensional Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "4D PET Scan",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "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": 75,
      "start_date": "2009-03-12",
      "completion_date": "2019-04-28",
      "has_results": false,
      "last_update_posted_date": "2020-04-14",
      "last_synced_at": "2026-06-10T07:38:32.103Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00862680"
    },
    {
      "nct_id": "NCT03426306",
      "title": "A Novel Lung Function Imaging Modality As a Preoperative Evaluation Tool (LIME)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "4DCT-Ventilation",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 65,
      "start_date": "2018-03-21",
      "completion_date": "2022-01-18",
      "has_results": false,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-06-10T07:38:32.103Z",
      "location_count": 2,
      "location_summary": "Aurora, Colorado • Colorado Springs, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03426306"
    }
  ]
}