{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Carotid+Ultrasound&page=2",
    "query": {
      "intervention": "Carotid Ultrasound",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 68,
    "total_pages": 7,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Carotid+Ultrasound&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Carotid+Ultrasound&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-02T02:19:32.532Z",
  "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": "NCT01059682",
      "title": "A Study of the Effect of Dalcetrapib on Artherosclerotic Disease in Patients With Coronary Artery Disease",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cardiovascular Disease"
      ],
      "interventions": [
        {
          "name": "Dalcetrapib",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 936,
      "start_date": "2010-01",
      "completion_date": "2011-09",
      "has_results": true,
      "last_update_posted_date": "2020-03-24",
      "last_synced_at": "2026-10-02T02:19:32.532Z",
      "location_count": 41,
      "location_summary": "Los Angeles, California • Torrance, California • Boulder, Colorado + 36 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Boulder",
          "state": "Colorado"
        },
        {
          "city": "Greeley",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01059682"
    },
    {
      "nct_id": "NCT03335020",
      "title": "Using Ultrasonography, Shear Wave Elastography, Strain Imaging, and 3-D Volume Ultrasonography on Cardiovascular Disease",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Fibromuscular Dysplasia of Arteries",
        "Segmental Arterial Mediolysis",
        "Spontaneous Coronary Artery Dissection",
        "Atherosclerosis of Artery"
      ],
      "interventions": [
        {
          "name": "Shear Wave Elastography",
          "type": "DEVICE"
        },
        {
          "name": "Pulse Wave Imaging",
          "type": "DEVICE"
        },
        {
          "name": "Contrast-Enhanced Ultrasound",
          "type": "DRUG"
        },
        {
          "name": "Strain Imaging",
          "type": "OTHER"
        },
        {
          "name": "3-D Volume Ultrasound",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2018-04-01",
      "completion_date": "2020-12-31",
      "has_results": false,
      "last_update_posted_date": "2020-05-29",
      "last_synced_at": "2026-10-02T02:19:32.532Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03335020"
    },
    {
      "nct_id": "NCT03335033",
      "title": "New Technologies to Determine Carotid Plaque Vulnerability in Patients With Significant Carotid Plaques",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Carotid Artery Plaque"
      ],
      "interventions": [
        {
          "name": "Contrast-enhanced ultrasound",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Shear Wave Elastography",
          "type": "DEVICE"
        },
        {
          "name": "Ultrasound Examination",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT",
        "DEVICE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 54,
      "start_date": "2017-11-15",
      "completion_date": "2022-01-30",
      "has_results": true,
      "last_update_posted_date": "2022-11-25",
      "last_synced_at": "2026-10-02T02:19:32.532Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03335033"
    },
    {
      "nct_id": "NCT00001904",
      "title": "Assessment of a B-Mode Ultrasound Technique for the Measurement of Carotid Artery Intima-Media Thickness",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atherosclerosis",
        "Myocardial Infarction"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 50,
      "start_date": "1999-04",
      "completion_date": "2000-09",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-10-02T02:19:32.532Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001904"
    },
    {
      "nct_id": "NCT00976014",
      "title": "Carotid Ultrasound Sub-Study of the Familial Atherosclerosis Study-observational Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Carotid Stenosis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "MALE",
        "summary": "Male only"
      },
      "enrollment_count": 76,
      "start_date": "2006-12-26",
      "completion_date": "2012-05-09",
      "has_results": false,
      "last_update_posted_date": "2021-12-16",
      "last_synced_at": "2026-10-02T02:19:32.532Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00976014"
    },
    {
      "nct_id": "NCT07080866",
      "title": "Brain Health Oneida",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Oneida Nation Members"
      ],
      "interventions": [
        {
          "name": "MRI",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Carotid ultrasound",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "55 Years to 90 Years"
      },
      "enrollment_count": 19,
      "start_date": "2025-09-02",
      "completion_date": "2026-02-23",
      "has_results": false,
      "last_update_posted_date": "2026-02-27",
      "last_synced_at": "2026-10-02T02:19:32.532Z",
      "location_count": 2,
      "location_summary": "Madison, Wisconsin • Oneida, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        },
        {
          "city": "Oneida",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07080866"
    },
    {
      "nct_id": "NCT03041168",
      "title": "Evaluation of a Novel Technique to Investigate CAS Piezo Electric Sensors",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Carotid Artery Disease"
      ],
      "interventions": [
        {
          "name": "Carotid Stenotic Scan",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Thomas Jefferson University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 414,
      "start_date": "2017-01",
      "completion_date": "2018-03-15",
      "has_results": false,
      "last_update_posted_date": "2021-11-11",
      "last_synced_at": "2026-10-02T02:19:32.532Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03041168"
    },
    {
      "nct_id": "NCT05082402",
      "title": "Imaging of Retinochoroidal Vasculature in Patients Being Assessed for Cardiovascular Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cardiovascular Diseases",
        "Retina; Change"
      ],
      "interventions": [
        {
          "name": "Swept Source Optical Coherence Tomography Angiography",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Northwestern 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": 42,
      "start_date": "2021-08-17",
      "completion_date": "2023-10-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-10-02T02:19:32.532Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05082402"
    },
    {
      "nct_id": "NCT00258973",
      "title": "Office Practice Assessment of Carotid Atherosclerosis Using Handheld Ultrasound (OPACA) Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atherosclerosis"
      ],
      "interventions": [
        {
          "name": "Carotid Ultrasound performed in office practice",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "45 Years to 70 Years"
      },
      "enrollment_count": 375,
      "start_date": "2006-04",
      "completion_date": "2007-09",
      "has_results": false,
      "last_update_posted_date": "2015-12-03",
      "last_synced_at": "2026-10-02T02:19:32.532Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00258973"
    },
    {
      "nct_id": "NCT01581385",
      "title": "Acoustic Radiation Force Impulse (ARFI) Ultrasound for Noninvasive, Diagnostic Atherosclerosis Imaging",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atherosclerosis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2012-04",
      "completion_date": "2020-05-31",
      "has_results": false,
      "last_update_posted_date": "2021-05-17",
      "last_synced_at": "2026-10-02T02:19:32.532Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01581385"
    }
  ]
}