{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Echocardiogram%2C+cardiac&page=6",
    "query": {
      "intervention": "Echocardiogram, cardiac",
      "page": 6
    },
    "page_size": 10
  },
  "pagination": {
    "page": 6,
    "page_size": 10,
    "total_count": 556,
    "total_pages": 56,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Echocardiogram%2C+cardiac&page=7&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Echocardiogram%2C+cardiac&page=5&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-12T06:38:27.274Z",
  "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": "NCT01334801",
      "title": "Biomarkers in Aortic Stenosis - B.A.S.S.",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Aortic Stenosis",
        "Disorder of Prosthetic Cardiac Valve",
        "Aortic Valve Insufficiency",
        "Mitral Valve Insufficiency",
        "Hypertrophic Cardiomyopathy",
        "Tricuspid Valve Insufficiency"
      ],
      "interventions": [
        {
          "name": "Blood Draw",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 378,
      "start_date": "2010-07",
      "completion_date": "2020-01-31",
      "has_results": false,
      "last_update_posted_date": "2022-05-05",
      "last_synced_at": "2026-10-12T06:38:27.274Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01334801"
    },
    {
      "nct_id": "NCT05104307",
      "title": "Echocardiogram and Cardiac Performance System (CPS) Ejection Fraction Validation Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Diseases"
      ],
      "interventions": [
        {
          "name": "Cardiac Performance System (CPS) Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Stephen Esper",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 79,
      "start_date": "2021-11-09",
      "completion_date": "2024-01-02",
      "has_results": false,
      "last_update_posted_date": "2024-05-06",
      "last_synced_at": "2026-10-12T06:38:27.274Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05104307"
    },
    {
      "nct_id": "NCT03551600",
      "title": "Splanchnic and Renal Tissue Oxygenation During Enteral Feedings in Neonates With Patent Ductus Arteriosus",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Infant, Premature",
        "Congenital Heart Disease",
        "Patent Ductus Arteriosus",
        "Necrotizing Enterocolitis"
      ],
      "interventions": [
        {
          "name": "Near-infrared spectroscopy (NIRS)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Days",
        "maximum_age": "6 Months",
        "sex": "ALL",
        "summary": "12 Days to 6 Months"
      },
      "enrollment_count": 64,
      "start_date": "2015-10",
      "completion_date": "2022-06-30",
      "has_results": false,
      "last_update_posted_date": "2023-04-04",
      "last_synced_at": "2026-10-12T06:38:27.274Z",
      "location_count": 3,
      "location_summary": "Murray, Utah • Salt Lake City, Utah",
      "locations": [
        {
          "city": "Murray",
          "state": "Utah"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03551600"
    },
    {
      "nct_id": "NCT07582172",
      "title": "Total Marrow and Lymphoid Irradiation in Combination With Fludarabine and Melphalan as Conditioning for Allogeneic Peripheral Blood Stem Cell Hematopoietic Cell Transplant in Older Patients With Refractory and Relapsed Acute Myeloid Leukemia and High-risk Myelodysplastic Syndrome",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Myeloid Leukemia With Complex Karyotype",
        "Myelodysplastic Chronic Myelomonocytic Leukemia",
        "Myelodysplastic Syndrome",
        "Recurrent Acute Myeloid Leukemia",
        "Recurrent Myelodysplastic Chronic Myelomonocytic Leukemia",
        "Recurrent Myelodysplastic Syndrome",
        "Recurrent Secondary Acute Myeloid Leukemia",
        "Refractory Acute Myeloid Leukemia",
        "Refractory Myelodysplastic Chronic Myelomonocytic Leukemia",
        "Refractory Myelodysplastic Syndrome",
        "Refractory Secondary Acute Myeloid Leukemia"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Echocardiography Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Fludarabine Phosphate",
          "type": "DRUG"
        },
        {
          "name": "Melphalan",
          "type": "DRUG"
        },
        {
          "name": "Multigated Acquisition Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Palifermin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Peripheral Blood Stem Cell Transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Sirolimus",
          "type": "DRUG"
        },
        {
          "name": "Tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "Total Marrow and Lymphoid Irradiation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "BIOLOGICAL",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "City of Hope 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": 35,
      "start_date": "2026-11-05",
      "completion_date": "2031-11-05",
      "has_results": false,
      "last_update_posted_date": "2026-10-08",
      "last_synced_at": "2026-10-12T06:38:27.274Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07582172"
    },
    {
      "nct_id": "NCT01084239",
      "title": "Multicenter Study to Rule Out Myocardial Infarction by Cardiac Computed Tomography",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Acute Coronary Syndrome",
        "Myocardial Infarction",
        "Unstable Angina Pectoris"
      ],
      "interventions": [
        {
          "name": "Cardiac Computed Tomography",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "40 Years to 75 Years"
      },
      "enrollment_count": 1000,
      "start_date": "2010-04",
      "completion_date": "2012-03",
      "has_results": true,
      "last_update_posted_date": "2014-05-07",
      "last_synced_at": "2026-10-12T06:38:27.274Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01084239"
    },
    {
      "nct_id": "NCT03448393",
      "title": "CD19/CD22 Chimeric Antigen Receptor (CAR) T Cells in Children and Young Adults With Recurrent or Refractory CD19/CD22-expressing B Cell Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Lymphoma, Non-Hodgkin",
        "Leukemia, Lymphocytic, B Cell",
        "B-Cell Lymphoma",
        "B-Cell Leukemia",
        "Acute Lymphoid Leukemia",
        "B-Non Hodgkin Lymphoma",
        "B-NHL",
        "B-All",
        "Acute Lymphoblastic Leukemia",
        "Acute Lymphocytic Leukemia"
      ],
      "interventions": [
        {
          "name": "CD19/CD22 CAR T-Cells",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Apheresis",
          "type": "PROCEDURE"
        },
        {
          "name": "Anti-emetic",
          "type": "OTHER"
        },
        {
          "name": "Diphenhydramine",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "ECG",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "ECHO",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "MRI Brain",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Bone marrow biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Cardiac MRI",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE",
        "OTHER",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "3 Years to 39 Years"
      },
      "enrollment_count": 54,
      "start_date": "2018-03-26",
      "completion_date": "2025-01-13",
      "has_results": true,
      "last_update_posted_date": "2025-06-04",
      "last_synced_at": "2026-10-12T06:38:27.274Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03448393"
    },
    {
      "nct_id": "NCT03812185",
      "title": "TEE Image Quality Improvement With Our Devised Probe Cover",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Image Quality"
      ],
      "interventions": [
        {
          "name": "Suctioning orogastric tube which is attached to TEE probe cover",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Henry Ford Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 53,
      "start_date": "2019-01-01",
      "completion_date": "2019-12-31",
      "has_results": true,
      "last_update_posted_date": "2023-12-13",
      "last_synced_at": "2026-10-12T06:38:27.274Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03812185"
    },
    {
      "nct_id": "NCT01174550",
      "title": "PROspective Multicenter Imaging Study for Evaluation of Chest Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chest Pain"
      ],
      "interventions": [
        {
          "name": "Coronary Angiography",
          "type": "PROCEDURE"
        },
        {
          "name": "Stress Echocardiogram",
          "type": "PROCEDURE"
        },
        {
          "name": "Nuclear Stress Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Exercise Electrocardiogram",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "45 Years and older"
      },
      "enrollment_count": 10003,
      "start_date": "2010-07",
      "completion_date": "2014-10",
      "has_results": true,
      "last_update_posted_date": "2016-02-29",
      "last_synced_at": "2026-10-12T06:38:27.274Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01174550"
    },
    {
      "nct_id": "NCT01085955",
      "title": "Investigation in Pregnancy Associate Cardiomyopathy",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cardiomyopathy",
        "Pregnancy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "16 Years and older · Female only"
      },
      "enrollment_count": 100,
      "start_date": "2009-10",
      "completion_date": "2014-08",
      "has_results": false,
      "last_update_posted_date": "2016-01-15",
      "last_synced_at": "2026-10-12T06:38:27.274Z",
      "location_count": 28,
      "location_summary": "Los Angeles, California • Miami, Florida • Augusta, Georgia + 23 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Augusta",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01085955"
    },
    {
      "nct_id": "NCT07002450",
      "title": "Left Atrial Imaging Prior to Cardioversion: Leveraging Computed Tomography to Rule Out Thrombus in The Emergency Department (LA CLOTTED)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation (AF)",
        "Atrial Flutter"
      ],
      "interventions": [
        {
          "name": "Cardiac computed tomography angiography",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Standard of care management",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "OTHER"
      ],
      "sponsor": "Ottawa Heart Institute Research Corporation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 190,
      "start_date": "2025-06-15",
      "completion_date": "2028-06-15",
      "has_results": false,
      "last_update_posted_date": "2026-06-09",
      "last_synced_at": "2026-10-12T06:38:27.274Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07002450"
    }
  ]
}