{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Echocardiography%2C+Transthoracic&page=11",
    "query": {
      "condition": "Echocardiography, Transthoracic",
      "page": 11
    },
    "page_size": 10
  },
  "pagination": {
    "page": 11,
    "page_size": 10,
    "total_count": 271,
    "total_pages": 28,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Echocardiography%2C+Transthoracic&page=12&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Echocardiography%2C+Transthoracic&page=10&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-13T21:53:29.153Z",
  "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": "NCT04126018",
      "title": "Comparative Imaging Assessment of Valvular Heart Disease",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Valve Heart Disease",
        "Aortic Stenosis",
        "Aortic Regurgitation"
      ],
      "interventions": [
        {
          "name": "MRI with strain measurement",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Echocardiography",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 200,
      "start_date": "2019-08-23",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-13",
      "last_synced_at": "2026-10-13T21:53:29.153Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04126018"
    },
    {
      "nct_id": "NCT01960946",
      "title": "Galectin-3 Blockade in Patients With High Blood Pressure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Modified Citrus Pectin (MCP) vs placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "21 Years to 70 Years"
      },
      "enrollment_count": 59,
      "start_date": "2013-10",
      "completion_date": "2018-08-30",
      "has_results": false,
      "last_update_posted_date": "2021-02-21",
      "last_synced_at": "2026-10-13T21:53:29.153Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01960946"
    },
    {
      "nct_id": "NCT01968642",
      "title": "Education and Feedback Intervention to Reduce Inappropriate Transthoracic Echocardiograms",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Inappropriate and Appropriate Transthoracic Echocardiograms"
      ],
      "interventions": [
        {
          "name": "Educational Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 150,
      "start_date": "2013-11",
      "completion_date": "2014-10",
      "has_results": false,
      "last_update_posted_date": "2014-02-11",
      "last_synced_at": "2026-10-13T21:53:29.153Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01968642"
    },
    {
      "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": "2026-10-13T21:53:29.153Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001740"
    },
    {
      "nct_id": "NCT00875940",
      "title": "Right Ventricular Hypertrophy and Pulmonary Hypertension: A Correlation Analysis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pulmonary Hypertension"
      ],
      "interventions": [
        {
          "name": "Diagnostic imaging procedures.",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": null,
      "start_date": "2008-02",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2009-04-06",
      "last_synced_at": "2026-10-13T21:53:29.153Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00875940"
    },
    {
      "nct_id": "NCT03349775",
      "title": "Cardiometabolic Disease and Pulmonary Hypertension",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Metformin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "30 Years to 80 Years"
      },
      "enrollment_count": 21,
      "start_date": "2017-11-27",
      "completion_date": "2020-12-22",
      "has_results": true,
      "last_update_posted_date": "2022-01-21",
      "last_synced_at": "2026-10-13T21:53:29.153Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03349775"
    },
    {
      "nct_id": "NCT04112953",
      "title": "Intraoperative Transesophageal Echocardiography Assessment of Portal Vein Flow and Renal Resistive Index As a Predictor of Acute Kidney Injury After Cardiac Surgery: A Prospective Observational Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "AKI"
      ],
      "interventions": [],
      "intervention_types": [],
      "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": 80,
      "start_date": "2019-09-04",
      "completion_date": "2022-11-15",
      "has_results": false,
      "last_update_posted_date": "2023-07-21",
      "last_synced_at": "2026-10-13T21:53:29.153Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04112953"
    },
    {
      "nct_id": "NCT00598754",
      "title": "Diagnostic Three Dimensional Echocardiography Study Protocol",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Aortic Valve Stenosis",
        "Aortic Valve Insufficiency"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2001-06",
      "completion_date": "2008-07",
      "has_results": false,
      "last_update_posted_date": "2017-01-11",
      "last_synced_at": "2026-10-13T21:53:29.153Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00598754"
    },
    {
      "nct_id": "NCT00663520",
      "title": "Elucidating the Role of Microvascular Dysfunction in Heart Disease in Women",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Microvascular Dysfunction"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Oregon Health and Science University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "45 Years to 75 Years · Female only"
      },
      "enrollment_count": 40,
      "start_date": "2008-01",
      "completion_date": "2014-02",
      "has_results": false,
      "last_update_posted_date": "2018-04-18",
      "last_synced_at": "2026-10-13T21:53:29.153Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00663520"
    },
    {
      "nct_id": "NCT02141269",
      "title": "Comparitive Effectiveness of PME Versus Transthoracic Echocardiogram (TTE)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cardiac Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Scripps Translational Science Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2012-06",
      "completion_date": "2015-05",
      "has_results": false,
      "last_update_posted_date": "2015-05-20",
      "last_synced_at": "2026-10-13T21:53:29.153Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02141269"
    }
  ]
}