{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Echocardiogram&page=4",
    "query": {
      "intervention": "Echocardiogram",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 835,
    "total_pages": 84,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Echocardiogram&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Echocardiogram&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-17T02:28:09.685Z",
  "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": "NCT03059407",
      "title": "Impact of Therapy Dog Presence on Pediatric Echocardiogram",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dog Therapy"
      ],
      "interventions": [
        {
          "name": "Dog therapy only",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Dog plus standard distraction tech",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard distraction techniques only",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "5 Years",
        "sex": "ALL",
        "summary": "1 Year to 5 Years"
      },
      "enrollment_count": 138,
      "start_date": "2017-05-25",
      "completion_date": "2024-06-27",
      "has_results": false,
      "last_update_posted_date": "2025-02-21",
      "last_synced_at": "2026-10-17T02:28:09.685Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03059407"
    },
    {
      "nct_id": "NCT06447987",
      "title": "Humanized CD19-Specific CAR T Cells for the Treatment of Patients With Positive Relapsed or Refractory CD19 Positive B-Cell Acute Lymphoblastic Leukemia",
      "overall_status": "SUSPENDED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Recurrent Acute Lymphoblastic Leukemia",
        "Refractory Acute Lymphoblastic Leukemia"
      ],
      "interventions": [
        {
          "name": "Allogeneic Hematopoietic Stem Cell Transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Aspiration",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "CD19CAR-CD28-CD3zeta-EGFRt-expressing Tn/mem-enriched T-lymphocytes",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Cetuximab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Echocardiography",
          "type": "PROCEDURE"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Leukapheresis",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Multigated Acquisition Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BIOLOGICAL",
        "DRUG"
      ],
      "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": 24,
      "start_date": "2024-11-06",
      "completion_date": "2026-12-05",
      "has_results": false,
      "last_update_posted_date": "2026-06-05",
      "last_synced_at": "2026-10-17T02:28:09.685Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06447987"
    },
    {
      "nct_id": "NCT05359211",
      "title": "NKTR-255 in Combination With CAR-T Cell Therapy for the Treatment of Relapsed or Refractory Large B-cell Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Recurrent Diffuse Large B-Cell Lymphoma",
        "Recurrent Diffuse Large B-Cell Lymphoma, Not Otherwise Specified",
        "Recurrent Grade 3b Follicular Lymphoma",
        "Recurrent Primary Mediastinal Large B-Cell Lymphoma",
        "Refractory Diffuse Large B-Cell Lymphoma",
        "Refractory Diffuse Large B-Cell Lymphoma, Not Otherwise Specified",
        "Refractory Grade 3b Follicular Lymphoma",
        "Refractory Primary Mediastinal Large B-Cell Lymphoma",
        "Transformed Indolent B-Cell Non-Hodgkin Lymphoma to Diffuse Large B-Cell Lymphoma"
      ],
      "interventions": [
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Lisocabtagene Maraleucel",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Polymer-conjugated IL-15 Receptor Agonist NKTR-255",
          "type": "DRUG"
        },
        {
          "name": "X-Ray Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Echocardiography",
          "type": "PROCEDURE"
        },
        {
          "name": "Multigated Acquisition Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Aspiration",
          "type": "PROCEDURE"
        },
        {
          "name": "Lumbar Puncture",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "PROCEDURE"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 27,
      "start_date": "2022-12-08",
      "completion_date": "2026-09-04",
      "has_results": false,
      "last_update_posted_date": "2026-09-21",
      "last_synced_at": "2026-10-17T02:28:09.685Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05359211"
    },
    {
      "nct_id": "NCT02316314",
      "title": "Characterization of the Cardiac Phenotype of Friedreich's Ataxia (FRDA)",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Friedreich's Ataxia"
      ],
      "interventions": [
        {
          "name": "Cardiac magnetic resonance imaging (CMR)",
          "type": "PROCEDURE"
        },
        {
          "name": "Exercise-stress test",
          "type": "PROCEDURE"
        },
        {
          "name": "Echocardiogram (ECHO)",
          "type": "PROCEDURE"
        },
        {
          "name": "Cardiac-related blood studies",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "12 Years to 50 Years"
      },
      "enrollment_count": 100,
      "start_date": "2015-01-15",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-07-29",
      "last_synced_at": "2026-10-17T02:28:09.685Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02316314"
    },
    {
      "nct_id": "NCT04752293",
      "title": "Pediatric Hypertension and the Renin-Angiotensin SystEm (PHRASE)",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hypertension",
        "Left Ventricular Hypertrophy",
        "Left Ventricular Dysfunction",
        "Left Atrial Dilatation",
        "Left Ventricular Diastolic Dysfunction",
        "Kidney Diseases",
        "Kidney Injury",
        "Kidney Dysfunction",
        "Sodium Urine High",
        "Blood Pressure Disorders",
        "Uric Acid Retention",
        "Angiotensin Hypertension",
        "Autonomic Dysfunction",
        "Autonomic Imbalance",
        "Pediatric Kidney Disease",
        "Pediatric Obesity",
        "Proteinuria",
        "Albuminuria"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "7 Years to 18 Years"
      },
      "enrollment_count": 125,
      "start_date": "2021-05-19",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2025-12-11",
      "last_synced_at": "2026-10-17T02:28:09.685Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04752293"
    },
    {
      "nct_id": "NCT05299229",
      "title": "Continuous Non-invasive Hemodynamic Monitoring in Early-onset Severe Preeclampsia: a Comparison of Echocardiography, Bioreactance, and Finger Cuff Measurements",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pre-Eclampsia"
      ],
      "interventions": [
        {
          "name": "Echocardiogrpahy and non-invasive monitoring",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 12,
      "start_date": "2020-12-29",
      "completion_date": "2021-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-08-12",
      "last_synced_at": "2026-10-17T02:28:09.685Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05299229"
    },
    {
      "nct_id": "NCT07695701",
      "title": "Cardiac Magnetic Resonance and Echocardiography Study With Acoramidis",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Transthyretin Amyloidosis Cardiomyopathy (ATTR-CM)",
        "Amyloidosis",
        "Amyloid Cardiomyopathy",
        "Transthyretin Amyloidosis"
      ],
      "interventions": [
        {
          "name": "Acoramidis (AG10) oral tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eidos Therapeutics, a BridgeBio company",
      "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": 150,
      "start_date": "2026-07",
      "completion_date": "2030-11",
      "has_results": false,
      "last_update_posted_date": "2026-07-29",
      "last_synced_at": "2026-10-17T02:28:09.685Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07695701"
    },
    {
      "nct_id": "NCT05180773",
      "title": "Impact of Bromocriptine on Clinical Outcomes for Peripartum Cardiomyopathy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Peripartum Cardiomyopathy, Postpartum"
      ],
      "interventions": [
        {
          "name": "Bromocriptine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Guideline Directed Medical Therapy for Heart Failure (GDMT)",
          "type": "DRUG"
        },
        {
          "name": "Rivaroxaban",
          "type": "DRUG"
        },
        {
          "name": "Second Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Dennis M. McNamara, MD, MS",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 250,
      "start_date": "2022-07-27",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-10",
      "last_synced_at": "2026-10-17T02:28:09.685Z",
      "location_count": 64,
      "location_summary": "Birmingham, Alabama • Tucson, Arizona • La Jolla, California + 51 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05180773"
    },
    {
      "nct_id": "NCT06236139",
      "title": "Cell Therapy (STEAP1 CART) With Enzalutamide for the Treatment of Patients With Metastatic Castration-Resistant Prostate Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Castration-Resistant Prostate Carcinoma",
        "Metastatic Prostate Adenocarcinoma",
        "Stage IVB Prostate Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Anti-STEAP1 CAR T-cells",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Echocardiography Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Enzalutamide",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Leukapheresis",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Multigated Acquisition Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 48,
      "start_date": "2024-11-26",
      "completion_date": "2027-03-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-11",
      "last_synced_at": "2026-10-17T02:28:09.685Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06236139"
    },
    {
      "nct_id": "NCT04553900",
      "title": "Effect of Heat Stress on Global LV Function in Anesthetized Humans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hyperthermia",
        "Cardiac Functional Disturbances During Surgery"
      ],
      "interventions": [
        {
          "name": "Transesophageal Echocardiography",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 28,
      "start_date": "2017-06-09",
      "completion_date": "2019-12-06",
      "has_results": false,
      "last_update_posted_date": "2020-09-21",
      "last_synced_at": "2026-10-17T02:28:09.685Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04553900"
    }
  ]
}