{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Transthoracic+Echocardiography&page=4",
    "query": {
      "condition": "Transthoracic Echocardiography",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 271,
    "total_pages": 28,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Transthoracic+Echocardiography&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Transthoracic+Echocardiography&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-10T09:17:01.776Z",
  "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": "NCT00625365",
      "title": "A Prospective, Phase IV, Surveillance Registry Study to Evaluate the Safety of DEFINITY® in Clinical Practice",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Cardiovascular Disease"
      ],
      "interventions": [
        {
          "name": "DEFINITY®",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Lantheus Medical Imaging",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1060,
      "start_date": "2008-02",
      "completion_date": "2009-07",
      "has_results": true,
      "last_update_posted_date": "2020-11-24",
      "last_synced_at": "2026-10-10T09:17:01.776Z",
      "location_count": 16,
      "location_summary": "San Diego, California • Newark, Delaware • Chicago, Illinois + 12 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Newark",
          "state": "Delaware"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Auburn",
          "state": "Maine"
        },
        {
          "city": "Saint Louis Park",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00625365"
    },
    {
      "nct_id": "NCT00894179",
      "title": "Safety and Accuracy of Regadenoson-Atropine Stress Echocardiography in CAD",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Coronary Artery Disease"
      ],
      "interventions": [
        {
          "name": "regadenoson and atropine",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Henry Ford Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 45,
      "start_date": "2009-10",
      "completion_date": "2012-04",
      "has_results": true,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-10-10T09:17:01.776Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00894179"
    },
    {
      "nct_id": "NCT03245255",
      "title": "Noninvasive Real-time Intracardiac Pressure Measurements Using Subharmonic Ultrasound",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cardiac Catheterization",
        "Blood Pressure",
        "Heart Ventricles",
        "Echocardiography",
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Sonazoid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Thomas Jefferson University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2017-12-04",
      "completion_date": "2023-06-07",
      "has_results": true,
      "last_update_posted_date": "2024-05-29",
      "last_synced_at": "2026-10-10T09:17:01.776Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03245255"
    },
    {
      "nct_id": "NCT02282163",
      "title": "Evaluation of Safety and Efficacy of Lumason in Pediatric Echocardiography",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Heart Disease"
      ],
      "interventions": [
        {
          "name": "sulphur hexafluoride lipid-type A microspheres",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bracco Diagnostics, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "9 Years to 17 Years"
      },
      "enrollment_count": 13,
      "start_date": "2015-10",
      "completion_date": "2018-08",
      "has_results": true,
      "last_update_posted_date": "2020-07-13",
      "last_synced_at": "2026-10-10T09:17:01.776Z",
      "location_count": 2,
      "location_summary": "St Louis, Missouri • Omaha, Nebraska",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02282163"
    },
    {
      "nct_id": "NCT01535248",
      "title": "Echo Detection of Endoscopic Retrograde Cholangiopancreatography (ERCP) Air Embolus",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Air Embolism as A Complication of Medical Care"
      ],
      "interventions": [
        {
          "name": "Transthoracic Echocardiography",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Nebraska",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 17,
      "start_date": "2012-03-07",
      "completion_date": "2015-12-30",
      "has_results": false,
      "last_update_posted_date": "2023-09-06",
      "last_synced_at": "2026-10-10T09:17:01.776Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01535248"
    },
    {
      "nct_id": "NCT00156793",
      "title": "Phase 3 Imaging and Safety Study of AI-700 in Patients With Suspected Coronary Artery Disease Undergoing SPECT Imaging",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Coronary Artery Disease"
      ],
      "interventions": [
        {
          "name": "AI-700 contrast-enhanced echocardiography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Acusphere",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 400,
      "start_date": "2003-12",
      "completion_date": "2006-03",
      "has_results": false,
      "last_update_posted_date": "2006-07-14",
      "last_synced_at": "2026-10-10T09:17:01.776Z",
      "location_count": 1,
      "location_summary": "Watertown, Massachusetts",
      "locations": [
        {
          "city": "Watertown",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00156793"
    },
    {
      "nct_id": "NCT07229300",
      "title": "AI ECHO INSIGHT RCT for Automated Echo Reporting",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Echocardiography, Transthoracic",
        "Echocardiographic Software"
      ],
      "interventions": [
        {
          "name": "AI-Assisted Echocardiogram Interpretation",
          "type": "OTHER"
        },
        {
          "name": "Sonographer-Assisted Echocardiogram Interpretation",
          "type": "OTHER"
        },
        {
          "name": "Cardiologist-Only Echocardiogram Interpretation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Kaiser Permanente",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1200,
      "start_date": "2025-11-01",
      "completion_date": "2026-08-20",
      "has_results": false,
      "last_update_posted_date": "2026-08-06",
      "last_synced_at": "2026-10-10T09:17:01.776Z",
      "location_count": 1,
      "location_summary": "Pleasanton, California",
      "locations": [
        {
          "city": "Pleasanton",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07229300"
    },
    {
      "nct_id": "NCT05453526",
      "title": "The Bronx-Valve Registry",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Valvular Heart Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Montefiore Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 330570,
      "start_date": "2010-01-01",
      "completion_date": "2019-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-02-03",
      "last_synced_at": "2026-10-10T09:17:01.776Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05453526"
    },
    {
      "nct_id": "NCT02754518",
      "title": "Demonstration of Reverse Remodeling Effects of Entresto. Using Echocardiography Endocardial Surface Analysis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Entresto",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2016-04",
      "completion_date": "2019-04",
      "has_results": true,
      "last_update_posted_date": "2021-01-29",
      "last_synced_at": "2026-10-10T09:17:01.776Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02754518"
    },
    {
      "nct_id": "NCT00001740",
      "title": "Evaluation of Left Ventricular Volumes by Real-Time 3-Dimensional Echocardiography",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Diseases"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 240,
      "start_date": "1997-10",
      "completion_date": "2000-10",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-10-10T09:17:01.776Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001740"
    }
  ]
}