{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Contrast&page=51",
    "query": {
      "intervention": "Contrast",
      "page": 51
    },
    "page_size": 10
  },
  "pagination": {
    "page": 51,
    "page_size": 10,
    "total_count": 1450,
    "total_pages": 145,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Contrast&page=52&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Contrast&page=50&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-26T05:20:56.019Z",
  "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": "NCT00862056",
      "title": "Detection of Subclinical Atherosclerosis in Asymptomatic Individuals",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Coronary Artery Disease"
      ],
      "interventions": [
        {
          "name": "Cardiac CT",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Piedmont Healthcare",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "35 Years to 90 Years"
      },
      "enrollment_count": 73,
      "start_date": "2009-01",
      "completion_date": "2013-07",
      "has_results": false,
      "last_update_posted_date": "2017-11-20",
      "last_synced_at": "2026-10-26T05:20:56.019Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00862056"
    },
    {
      "nct_id": "NCT02863770",
      "title": "Contrast EUS of the Pancreas",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pancreatic Neoplasms",
        "Pancreatitis",
        "Pancreatic Cyst"
      ],
      "interventions": [
        {
          "name": "EUS enhanced with contrast to evaluate pancreas",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Southern California",
      "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": 150,
      "start_date": "2016-07",
      "completion_date": "2024-04",
      "has_results": false,
      "last_update_posted_date": "2023-03-06",
      "last_synced_at": "2026-10-26T05:20:56.019Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02863770"
    },
    {
      "nct_id": "NCT01751529",
      "title": "Open-label Pilot Evaluating Renal Lesions w/ Contrast-enhaced US in Patients w/ Renal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Kidney Cancer"
      ],
      "interventions": [
        {
          "name": "Contrast-enhanced Ultrasound",
          "type": "PROCEDURE"
        },
        {
          "name": "Perflutren lipid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "UNC Lineberger Comprehensive 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": 48,
      "start_date": "2013-05",
      "completion_date": "2015-11",
      "has_results": false,
      "last_update_posted_date": "2017-03-17",
      "last_synced_at": "2026-10-26T05:20:56.019Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01751529"
    },
    {
      "nct_id": "NCT00636337",
      "title": "Inattention in Childhood Cancer Survivors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Childhood Cancer"
      ],
      "interventions": [
        {
          "name": "Attention Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Placebo",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "16 Years",
        "sex": "ALL",
        "summary": "8 Years to 16 Years"
      },
      "enrollment_count": 23,
      "start_date": "2007-12",
      "completion_date": "2012-11",
      "has_results": false,
      "last_update_posted_date": "2013-02-18",
      "last_synced_at": "2026-10-26T05:20:56.019Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00636337"
    },
    {
      "nct_id": "NCT00230295",
      "title": "Indirect Magnetic Resonance Lymphangiography of the Head and Neck Region Using Conventional Gadolinium-based Contrast",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Head and Neck Cancer",
        "Head and Neck Cancers"
      ],
      "interventions": [
        {
          "name": "IMR LAG",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2003-02",
      "completion_date": "2007-11",
      "has_results": false,
      "last_update_posted_date": "2010-07-27",
      "last_synced_at": "2026-10-26T05:20:56.019Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00230295"
    },
    {
      "nct_id": "NCT04478773",
      "title": "Adverse Events of MRI With Abandoned Leads",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pacemaker Electrode Lead Fracture",
        "ICD"
      ],
      "interventions": [
        {
          "name": "MRI",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Lancaster General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 18,
      "start_date": "2020-12-02",
      "completion_date": "2023-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-09-16",
      "last_synced_at": "2026-10-26T05:20:56.019Z",
      "location_count": 1,
      "location_summary": "Lancaster, Pennsylvania",
      "locations": [
        {
          "city": "Lancaster",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04478773"
    },
    {
      "nct_id": "NCT06965166",
      "title": "Contrast-Enhanced Photon-Counting Detector CT (PCD-CT) for the Local Staging of Rectal Cancer",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Rectal Carcinoma"
      ],
      "interventions": [
        {
          "name": "PCD-CT",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Mayo Clinic",
      "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": 200,
      "start_date": "2024-10-07",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-22",
      "last_synced_at": "2026-10-26T05:20:56.019Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06965166"
    },
    {
      "nct_id": "NCT03997370",
      "title": "Evaluation of Dosing Procedures of Chemotherapy Treatment (Carboplatin) With the Contrast Agent Iohexol",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Iohexol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "NRG Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 350,
      "start_date": "2020-01-15",
      "completion_date": "2028-03-14",
      "has_results": false,
      "last_update_posted_date": "2026-08-07",
      "last_synced_at": "2026-10-26T05:20:56.019Z",
      "location_count": 179,
      "location_summary": "Tucson, Arizona • Fort Smith, Arkansas • Little Rock, Arkansas + 134 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Fort Smith",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03997370"
    },
    {
      "nct_id": "NCT04467957",
      "title": "Non-contrast Lung Perfusion Mapping Applied for New Insights in Cystic Fibrosis",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Cystic Fibrosis"
      ],
      "interventions": [
        {
          "name": "Initiation of CFTR Modulator",
          "type": "DRUG"
        },
        {
          "name": "Hyperpolarized Xenon 129",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "6 Years to 21 Years"
      },
      "enrollment_count": 26,
      "start_date": "2020-11-15",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-28",
      "last_synced_at": "2026-10-26T05:20:56.019Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04467957"
    },
    {
      "nct_id": "NCT02359565",
      "title": "Pembrolizumab in Treating Younger Patients With Recurrent, Progressive, or Refractory High-Grade Gliomas, Diffuse Intrinsic Pontine Gliomas, Hypermutated Brain Tumors, Ependymoma or Medulloblastoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Constitutional Mismatch Repair Deficiency Syndrome",
        "Lynch Syndrome",
        "Malignant Glioma",
        "Recurrent Brain Neoplasm",
        "Recurrent Childhood Ependymoma",
        "Recurrent Diffuse Intrinsic Pontine Glioma",
        "Recurrent Medulloblastoma",
        "Refractory Brain Neoplasm",
        "Refractory Diffuse Intrinsic Pontine Glioma",
        "Refractory Ependymoma",
        "Refractory Medulloblastoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Conventional Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Diffusion Tensor Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Diffusion Weighted Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Dynamic Contrast-enhanced MR Perfusion",
          "type": "PROCEDURE"
        },
        {
          "name": "Dynamic Susceptibility Contrast-Perfusion-Weighted Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Spectroscopic Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Pembrolizumab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BIOLOGICAL"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "1 Year to 30 Years"
      },
      "enrollment_count": 71,
      "start_date": "2015-06-03",
      "completion_date": "2027-01-16",
      "has_results": false,
      "last_update_posted_date": "2026-07-20",
      "last_synced_at": "2026-10-26T05:20:56.019Z",
      "location_count": 11,
      "location_summary": "Los Angeles, California • Palo Alto, California • Aurora, Colorado + 8 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02359565"
    }
  ]
}