{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Contrast&page=6",
    "query": {
      "intervention": "Contrast",
      "page": 6
    },
    "page_size": 10
  },
  "pagination": {
    "page": 6,
    "page_size": 10,
    "total_count": 1450,
    "total_pages": 145,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Contrast&page=7&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Contrast&page=5&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-20T21:28:26.752Z",
  "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": "NCT03111914",
      "title": "Applications of Dual Energy CT in Patients With Osseous Metastases From Castrate-resistant Prostate Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dual Energy CT (DECT)",
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Dual Energy Computed Tomography",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Duke University",
      "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": 7,
      "start_date": "2017-07-03",
      "completion_date": "2017-10-09",
      "has_results": true,
      "last_update_posted_date": "2023-01-20",
      "last_synced_at": "2026-10-20T21:28:26.752Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03111914"
    },
    {
      "nct_id": "NCT00402155",
      "title": "Visual Discomfort and Reading",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Visual Fatigue"
      ],
      "interventions": [
        {
          "name": "Stress on visual discomfort",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Southern California College of Optometry at Marshall B. Ketchum University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "17 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "17 Years to 30 Years"
      },
      "enrollment_count": 100,
      "start_date": "2004-07",
      "completion_date": "2008-12",
      "has_results": false,
      "last_update_posted_date": "2009-11-13",
      "last_synced_at": "2026-10-20T21:28:26.752Z",
      "location_count": 1,
      "location_summary": "Claremont, California",
      "locations": [
        {
          "city": "Claremont",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00402155"
    },
    {
      "nct_id": "NCT02834650",
      "title": "Validating Cardiac MRI Biomarkers and Genotype-Phenotype Correlations for DMD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Muscular Dystrophy, Duchenne"
      ],
      "interventions": [
        {
          "name": "Cardiac MRI with contrast",
          "type": "OTHER"
        },
        {
          "name": "Cardiac MRI without contrast",
          "type": "OTHER"
        },
        {
          "name": "Blood Test",
          "type": "OTHER"
        },
        {
          "name": "Heart Rate",
          "type": "OTHER"
        },
        {
          "name": "Pulmonary Function Test",
          "type": "OTHER"
        },
        {
          "name": "Genetic Testing",
          "type": "OTHER"
        },
        {
          "name": "Repeat MRI scan",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "21 Years",
        "sex": "MALE",
        "summary": "7 Years to 21 Years · Male only"
      },
      "enrollment_count": 89,
      "start_date": "2017-02-01",
      "completion_date": "2022-03-30",
      "has_results": false,
      "last_update_posted_date": "2022-05-10",
      "last_synced_at": "2026-10-20T21:28:26.752Z",
      "location_count": 3,
      "location_summary": "Los Angeles, California • Orange, California • Stanford, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02834650"
    },
    {
      "nct_id": "NCT04170413",
      "title": "Feasibility of Using Contrast Enhanced Voiding Urosonography (CeVUS) During Urodynamic Studies",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Neurogenic Bladder"
      ],
      "interventions": [
        {
          "name": "CeVUS",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Virginia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "Up to 18 Years"
      },
      "enrollment_count": 25,
      "start_date": "2020-01-01",
      "completion_date": "2020-11-02",
      "has_results": false,
      "last_update_posted_date": "2020-11-04",
      "last_synced_at": "2026-10-20T21:28:26.752Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04170413"
    },
    {
      "nct_id": "NCT01572220",
      "title": "Stress Echo Ultrasound Contrast in an Urban Safety Net Hospital to Refine Ischemia Evaluation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chest Pain",
        "Symptomatic Ischemic Equivalent"
      ],
      "interventions": [
        {
          "name": "UCA stress echocardiography or myocardial SPECT",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Denver Health and Hospital Authority",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 240,
      "start_date": "2012-04",
      "completion_date": "2017-10",
      "has_results": false,
      "last_update_posted_date": "2017-12-11",
      "last_synced_at": "2026-10-20T21:28:26.752Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01572220"
    },
    {
      "nct_id": "NCT06770062",
      "title": "Multimodality Evaluation of Left Ventricular Remodeling In Mitral Regurgitation: A Pilot Study",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Left Ventricular Systolic Dysfunction"
      ],
      "interventions": [
        {
          "name": "Cardiac MRI",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2025-01-20",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-03-03",
      "last_synced_at": "2026-10-20T21:28:26.752Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06770062"
    },
    {
      "nct_id": "NCT05132062",
      "title": "Mehran 2.0 Risk Score for Prediction of CA-AKI After PCI",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Contrast-induced Nephropathy"
      ],
      "interventions": [
        {
          "name": "Percutaneous Coronary Intervention",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 14616,
      "start_date": "2012-01-01",
      "completion_date": "2021-09-01",
      "has_results": false,
      "last_update_posted_date": "2021-11-24",
      "last_synced_at": "2026-10-20T21:28:26.752Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05132062"
    },
    {
      "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": "2026-10-20T21:28:26.752Z",
      "location_count": 1,
      "location_summary": "Lancaster, Pennsylvania",
      "locations": [
        {
          "city": "Lancaster",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04478773"
    },
    {
      "nct_id": "NCT01433640",
      "title": "Dual-energy Contrast-enhanced (2D and 3D Mammography Versus Contrast-enhanced MRI)- A Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Hologic, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "25 Years and older · Female only"
      },
      "enrollment_count": 30,
      "start_date": "2011-07",
      "completion_date": "2014-02",
      "has_results": false,
      "last_update_posted_date": "2015-03-18",
      "last_synced_at": "2026-10-20T21:28:26.752Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01433640"
    },
    {
      "nct_id": "NCT04206059",
      "title": "Closed Loop Acoustic Stimulation During Sedation With Dexmedetomidine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep",
        "Sedation Complication"
      ],
      "interventions": [
        {
          "name": "MRI",
          "type": "RADIATION"
        },
        {
          "name": "Quantitative Sensory Testing (QST)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Home sleep study",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Acoustic stimulation (65 decibels or db) up-slope of EEG with QST",
          "type": "OTHER"
        },
        {
          "name": "Acoustic stimulation (65db) down-slope of EEG with QST",
          "type": "OTHER"
        },
        {
          "name": "0 db with QST",
          "type": "OTHER"
        },
        {
          "name": "Dexmedetomidine",
          "type": "DRUG"
        },
        {
          "name": "Breathe-Squeeze Task",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DIAGNOSTIC_TEST",
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 18,
      "start_date": "2021-01-20",
      "completion_date": "2023-07-01",
      "has_results": true,
      "last_update_posted_date": "2026-05-01",
      "last_synced_at": "2026-10-20T21:28:26.752Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04206059"
    }
  ]
}