{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Echocardiogram&page=11",
    "query": {
      "intervention": "Echocardiogram",
      "page": 11
    },
    "page_size": 10
  },
  "pagination": {
    "page": 11,
    "page_size": 10,
    "total_count": 835,
    "total_pages": 84,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Echocardiogram&page=12&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Echocardiogram&page=10&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-17T19:05:08.094Z",
  "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": "NCT00207220",
      "title": "Ventricular-Vascular Coupling in Heart Failure",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure With Preserved Ejection Fraction"
      ],
      "interventions": [
        {
          "name": "arterial tonometry",
          "type": "PROCEDURE"
        },
        {
          "name": "echocardiography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 53,
      "start_date": "2004-01",
      "completion_date": "2007-01",
      "has_results": false,
      "last_update_posted_date": "2007-11-09",
      "last_synced_at": "2026-10-17T19:05:08.094Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00207220"
    },
    {
      "nct_id": "NCT00804882",
      "title": "Hispanics With Metabolic Syndrome and Non-ischemic Heart Failure",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Metabolic Syndrome",
        "Heart Failure"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Texas Tech University Health Sciences Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "18 Years to 59 Years"
      },
      "enrollment_count": 0,
      "start_date": "2008-10",
      "completion_date": "2009-05",
      "has_results": false,
      "last_update_posted_date": "2015-04-13",
      "last_synced_at": "2026-10-17T19:05:08.094Z",
      "location_count": 1,
      "location_summary": "Lubbock, Texas",
      "locations": [
        {
          "city": "Lubbock",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00804882"
    },
    {
      "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": "2026-10-17T19:05:08.094Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00598754"
    },
    {
      "nct_id": "NCT02300870",
      "title": "Myocardial Perfusion Echocardiography to Detect Human Heart Transplant Rejection",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Transplantation"
      ],
      "interventions": [
        {
          "name": "Optison",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 10,
      "start_date": "2015-01",
      "completion_date": "2019-12",
      "has_results": false,
      "last_update_posted_date": "2023-07-27",
      "last_synced_at": "2026-10-17T19:05:08.094Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02300870"
    },
    {
      "nct_id": "NCT07275216",
      "title": "Pembrolizumab in Combination With Chemotherapy for the Treatment of Frail Hodgkin Lymphoma Patients Ineligible for Standard Treatment",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Classic Hodgkin Lymphoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Brentuximab Vedotin",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Dacarbazine",
          "type": "DRUG"
        },
        {
          "name": "Echocardiography Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Gemcitabine",
          "type": "DRUG"
        },
        {
          "name": "Pembrolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Physical Performance Testing",
          "type": "OTHER"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Pulmonary Function Test",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "BIOLOGICAL",
        "OTHER"
      ],
      "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": 23,
      "start_date": "2026-10-01",
      "completion_date": "2029-10-20",
      "has_results": false,
      "last_update_posted_date": "2026-08-20",
      "last_synced_at": "2026-10-17T19:05:08.094Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07275216"
    },
    {
      "nct_id": "NCT00557193",
      "title": "Combination Chemotherapy With or Without Lestaurtinib in Treating Younger Patients With Newly Diagnosed Acute Lymphoblastic Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Acute Lymphoblastic Leukemia",
        "Acute Undifferentiated Leukemia",
        "Childhood T Acute Lymphoblastic Leukemia"
      ],
      "interventions": [
        {
          "name": "Asparaginase",
          "type": "DRUG"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Cytarabine",
          "type": "DRUG"
        },
        {
          "name": "Daunorubicin Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Echocardiography",
          "type": "PROCEDURE"
        },
        {
          "name": "Etoposide",
          "type": "DRUG"
        },
        {
          "name": "Filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Lestaurtinib",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin Calcium",
          "type": "DRUG"
        },
        {
          "name": "Mercaptopurine",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Methylprednisolone",
          "type": "DRUG"
        },
        {
          "name": "Multigated Acquisition Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Pegaspargase",
          "type": "DRUG"
        },
        {
          "name": "Pharmacological Study",
          "type": "OTHER"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Therapeutic Hydrocortisone",
          "type": "DRUG"
        },
        {
          "name": "Vincristine Sulfate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "1 Year",
        "sex": "ALL",
        "summary": "Up to 1 Year"
      },
      "enrollment_count": 218,
      "start_date": "2008-01-15",
      "completion_date": "2024-06-30",
      "has_results": true,
      "last_update_posted_date": "2024-07-15",
      "last_synced_at": "2026-10-17T19:05:08.094Z",
      "location_count": 157,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 120 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00557193"
    },
    {
      "nct_id": "NCT07082270",
      "title": "Selvigaltin With Standard of Care Treatment for the Treatment of Relapsed/Refractory Multiple Myeloma",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Recurrent Multiple Myeloma",
        "Refractory Multiple Myeloma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Aspiration",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Carfilzomib",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Daratumumab and Recombinant Human Hyaluronidase",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Echocardiography Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Multigated Acquisition Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Selvigaltin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Roswell Park Cancer Institute",
      "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": "2026-04-01",
      "completion_date": "2028-02-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-15",
      "last_synced_at": "2026-10-17T19:05:08.094Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07082270"
    },
    {
      "nct_id": "NCT06504459",
      "title": "Venetoclax in Combination With Cladribine and Cytarabine Alternating With Azacitidine Plus Venetoclax for the Treatment of Newly Diagnosed Monocytic AML and Active Signaling Mutated AML",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Monocytic Leukemia",
        "Acute Myeloid Leukemia"
      ],
      "interventions": [
        {
          "name": "Azacitidine",
          "type": "DRUG"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Aspiration",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Cladribine",
          "type": "DRUG"
        },
        {
          "name": "Cytarabine",
          "type": "DRUG"
        },
        {
          "name": "Echocardiography",
          "type": "PROCEDURE"
        },
        {
          "name": "Lumbar Puncture",
          "type": "PROCEDURE"
        },
        {
          "name": "Multigated Acquisition Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Venetoclax",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "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": "2025-01-03",
      "completion_date": "2028-05-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-16",
      "last_synced_at": "2026-10-17T19:05:08.094Z",
      "location_count": 2,
      "location_summary": "Miami, Florida • Portland, Oregon",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06504459"
    },
    {
      "nct_id": "NCT03970096",
      "title": "Graft Versus Host Disease-Reduction Strategies for Donor Blood Stem Cell Transplant Patients With Acute Leukemia or Myelodysplastic Syndrome (MDS)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Leukemia",
        "Acute Lymphoblastic Leukemia",
        "Acute Myeloid Leukemia",
        "Myelodysplastic Syndrome",
        "Myeloproliferative Neoplasm"
      ],
      "interventions": [
        {
          "name": "Total-Body Irradiation",
          "type": "RADIATION"
        },
        {
          "name": "Thiotepa",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "Allogeneic CD34+-enriched and CD45RA-depleted PBSCs",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Peripheral Blood Stem Cell",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Cyclosporine",
          "type": "DRUG"
        },
        {
          "name": "Sirolimus",
          "type": "DRUG"
        },
        {
          "name": "Busulfan",
          "type": "DRUG"
        },
        {
          "name": "Bone Marrow Aspiration and Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Echocardiography",
          "type": "PROCEDURE"
        },
        {
          "name": "Multigated Acquisition Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DRUG",
        "BIOLOGICAL",
        "PROCEDURE"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "1 Year to 60 Years"
      },
      "enrollment_count": 120,
      "start_date": "2019-11-19",
      "completion_date": "2029-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-12",
      "last_synced_at": "2026-10-17T19:05:08.094Z",
      "location_count": 3,
      "location_summary": "Tampa, Florida • Pittsburgh, Pennsylvania • Seattle, Washington",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03970096"
    },
    {
      "nct_id": "NCT01790750",
      "title": "Pocket Echocardiography System (PES) for Detection of PDA in Neonates",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Patent Ductus Arteriosus"
      ],
      "interventions": [
        {
          "name": "PES first, then FFES",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "90 Days",
        "sex": "ALL",
        "summary": "1 Day to 90 Days"
      },
      "enrollment_count": 50,
      "start_date": "2013-02",
      "completion_date": "2013-05",
      "has_results": true,
      "last_update_posted_date": "2014-04-11",
      "last_synced_at": "2026-10-17T19:05:08.094Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01790750"
    }
  ]
}