{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Transthoracic+echocardiogram+%28ultrasound%29",
    "query": {
      "intervention": "Transthoracic echocardiogram (ultrasound)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 37,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Transthoracic+echocardiogram+%28ultrasound%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-10T13:38:37.702Z",
  "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": "NCT05379101",
      "title": "Intracardiac Flow Assessment in Cardiac Amyloidosis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Amyloidosis Cardiac",
        "Healthy Adults"
      ],
      "interventions": [
        {
          "name": "Cardiac magnetic resonance image (CMR)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Transthoracic Echocardiogram (TTE)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Six-minute Walk Test",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 81,
      "start_date": "2022-07-20",
      "completion_date": "2026-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-29",
      "last_synced_at": "2026-10-10T13:38:37.702Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05379101"
    },
    {
      "nct_id": "NCT03275181",
      "title": "Effect of Androgen Deprivation Therapy on Cardiovascular Function in Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Transthoracic Echocardiography",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Arterial blood pressure",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Submaximal Exercise",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Kansas State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "80 Years",
        "sex": "MALE",
        "summary": "21 Years to 80 Years · Male only"
      },
      "enrollment_count": 18,
      "start_date": "2017-08-01",
      "completion_date": "2018-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-09-02",
      "last_synced_at": "2026-10-10T13:38:37.702Z",
      "location_count": 1,
      "location_summary": "Manhattan, Kansas",
      "locations": [
        {
          "city": "Manhattan",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03275181"
    },
    {
      "nct_id": "NCT01680770",
      "title": "Use of Ultrasonography to Determine Fluid-responsiveness for Shock in a Population of Intensive Care Unit Patients",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hypotension"
      ],
      "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": 124,
      "start_date": "2010-06",
      "completion_date": "2026-08",
      "has_results": false,
      "last_update_posted_date": "2025-08-17",
      "last_synced_at": "2026-10-10T13:38:37.702Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01680770"
    },
    {
      "nct_id": "NCT04447027",
      "title": "Romidepsin, CC-486 (5-azacitidine), Dexamethasone, and Lenalidomide (RAdR) for Relapsed/Refractory T-cell Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cutaneous T-Cell Lymphoma",
        "Mature T-cell Malignancies",
        "Peripheral T-Cell Lymphoma",
        "Relapsed/ Refractory T-cell Malignancies"
      ],
      "interventions": [
        {
          "name": "Romidepsin",
          "type": "DRUG"
        },
        {
          "name": "Lenalidomide",
          "type": "DRUG"
        },
        {
          "name": "CC-486 (5-azacitidine)",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "EKG",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Bone Marrow Aspiration/Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "MRI",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Lumbar Puncture",
          "type": "PROCEDURE"
        },
        {
          "name": "TTE",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIAGNOSTIC_TEST",
        "PROCEDURE"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 26,
      "start_date": "2020-12-17",
      "completion_date": "2025-12-17",
      "has_results": true,
      "last_update_posted_date": "2026-08-13",
      "last_synced_at": "2026-10-10T13:38:37.702Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04447027"
    },
    {
      "nct_id": "NCT04895540",
      "title": "South Asian Arrhythmogenic Cardiomyopathy Registry",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Arrhythmogenic Right Ventricular Cardiomyopathy",
        "Arrhythmogenic Right Ventricular Dysplasia",
        "Arrhythmogenic Ventricular Cardiomyopathy",
        "Arrhythmogenic Cardiomyopathy",
        "Ventricular Tachycardia",
        "Sudden Cardiac Death"
      ],
      "interventions": [
        {
          "name": "ECG",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Echocardiography",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Cardiac MRI",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Ambulatory ECG recording",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Cardiac EP study",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "All study subjects will undergo sample collection for genetic testing.",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "GENETIC"
      ],
      "sponsor": "Sheri Kashmir Institute of Medical Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 100,
      "start_date": "2021-04-10",
      "completion_date": "2022-05-01",
      "has_results": false,
      "last_update_posted_date": "2021-06-02",
      "last_synced_at": "2026-10-10T13:38:37.702Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04895540"
    },
    {
      "nct_id": "NCT06749132",
      "title": "Deep Learning-enhanced Personalized Monitoring of Aortic Stenosis - The DETECT-AS Prognostic Study",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Aortic Stenosis"
      ],
      "interventions": [
        {
          "name": "Transthoracic echocardiogram",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 210,
      "start_date": "2026-05-06",
      "completion_date": "2028-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-08",
      "last_synced_at": "2026-10-10T13:38:37.702Z",
      "location_count": 3,
      "location_summary": "New Haven, Connecticut • New York, New York • Houston, Texas",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06749132"
    },
    {
      "nct_id": "NCT01734174",
      "title": "Left Ventricular Volume and Ejection Fraction: Validation of Real Time 3 Dimensional Transesophageal Echocardiography",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "3D Transesophageal and Transthoracic Echocardiogram"
      ],
      "interventions": [
        {
          "name": "transesophageal echocardiography (TEE)",
          "type": "PROCEDURE"
        },
        {
          "name": "thermodilution",
          "type": "PROCEDURE"
        },
        {
          "name": "transthoracic echocardiography (TTE)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "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": "2012-09",
      "completion_date": "2013-11",
      "has_results": false,
      "last_update_posted_date": "2018-06-28",
      "last_synced_at": "2026-10-10T13:38:37.702Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01734174"
    },
    {
      "nct_id": "NCT04604015",
      "title": "RoBotic TCD Ultrasound BubbLe Study Compared to Transthoracic Echocardiography for Detection of Right to Left Shunt",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Embolic Stroke of Undetermined Source",
        "Transient Ischemic Attack",
        "Right-To-Left Atrial Shunt",
        "Patent Foramen Ovale"
      ],
      "interventions": [
        {
          "name": "NeuralBot Investigational System",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Transthoracic Echocardiography (TTE)",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "NeuraSignal Inc dba NovaSignal",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 154,
      "start_date": "2020-10-06",
      "completion_date": "2021-11-02",
      "has_results": true,
      "last_update_posted_date": "2024-01-24",
      "last_synced_at": "2026-10-10T13:38:37.702Z",
      "location_count": 7,
      "location_summary": "Phoenix, Arizona • Portland, Oregon • Chattanooga, Tennessee + 3 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Chattanooga",
          "state": "Tennessee"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04604015"
    },
    {
      "nct_id": "NCT05935605",
      "title": "Pulmonary Hypertension in Left Heart Disease",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pulmonary Hypertension",
        "Pulmonary Vascular Disease",
        "Left Heart Disease"
      ],
      "interventions": [
        {
          "name": "Transthoracic Echocardiography (TTE)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Lung ultrasound",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "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": 3000,
      "start_date": "2023-07-20",
      "completion_date": "2028-05",
      "has_results": false,
      "last_update_posted_date": "2026-03-05",
      "last_synced_at": "2026-10-10T13:38:37.702Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05935605"
    },
    {
      "nct_id": "NCT01460329",
      "title": "Comparing Cardiac Output Measurements in Critically Ill Children Using USCOM and Transthoracic ECHO",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Critical Illness",
        "Pediatrics"
      ],
      "interventions": [
        {
          "name": "Ultrasonic Cardiac Output Monitor (USCOM).",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "1 Day to 17 Years"
      },
      "enrollment_count": 22,
      "start_date": "2011-10",
      "completion_date": "2012-06",
      "has_results": false,
      "last_update_posted_date": "2013-05-06",
      "last_synced_at": "2026-10-10T13:38:37.702Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01460329"
    }
  ]
}