{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=MRI+%28cardiac%29&page=5",
    "query": {
      "intervention": "MRI (cardiac)",
      "page": 5
    },
    "page_size": 10
  },
  "pagination": {
    "page": 5,
    "page_size": 10,
    "total_count": 626,
    "total_pages": 63,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=MRI+%28cardiac%29&page=6&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=MRI+%28cardiac%29&page=4&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-11T12:16:10.777Z",
  "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": "NCT02293070",
      "title": "One More Magnetic Resonance Imaging",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Delayed Enhanced Cardiac Magnetic Resonance Imaging",
          "type": "OTHER"
        },
        {
          "name": "Cryoablation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Saint Luke's Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 32,
      "start_date": "2013-12",
      "completion_date": "2017-01",
      "has_results": false,
      "last_update_posted_date": "2017-03-01",
      "last_synced_at": "2026-10-11T12:16:10.777Z",
      "location_count": 1,
      "location_summary": "Kansas City, Missouri",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02293070"
    },
    {
      "nct_id": "NCT00748059",
      "title": "The Pathophysiology of Orthostatic Hypotension",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Autonomic Nervous System Diseases",
        "Orthostatic Hypotension",
        "Dopamine Beta-Hydroxylase Deficiency",
        "Orthostatic Intolerance"
      ],
      "interventions": [
        {
          "name": "Standing or upright tilt",
          "type": "PROCEDURE"
        },
        {
          "name": "Microneurography",
          "type": "PROCEDURE"
        },
        {
          "name": "QSweat",
          "type": "PROCEDURE"
        },
        {
          "name": "neck cuff stimulation",
          "type": "DEVICE"
        },
        {
          "name": "phenylephrine,isoproterenol,nitroprusside,propranolol,edrophonium,atropine,tyramine",
          "type": "DRUG"
        },
        {
          "name": "clonidine,yohimbine,metoclopramide,alpha-methyldopa",
          "type": "DRUG"
        },
        {
          "name": "BodPod",
          "type": "PROCEDURE"
        },
        {
          "name": "Eye exam",
          "type": "PROCEDURE"
        },
        {
          "name": "Sleep study",
          "type": "PROCEDURE"
        },
        {
          "name": "Pain response testing",
          "type": "PROCEDURE"
        },
        {
          "name": "Metabolic chamber",
          "type": "PROCEDURE"
        },
        {
          "name": "Brain function studies",
          "type": "PROCEDURE"
        },
        {
          "name": "Bicycle Exercise Test",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "12 Years to 70 Years"
      },
      "enrollment_count": 10,
      "start_date": "1996-12",
      "completion_date": "2020-12",
      "has_results": false,
      "last_update_posted_date": "2021-05-12",
      "last_synced_at": "2026-10-11T12:16:10.777Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00748059"
    },
    {
      "nct_id": "NCT00907361",
      "title": "The MagnaSafe Registry: Determining the Risks of Magnetic Resonance Imaging (MRI) in the Presence of Pacemakers and Implantable Cardioverter Defibrillators (ICDs)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Need for MRI Imaging With Pacemaker or",
        "Implantable Cardioverter Defibrillator Implanted"
      ],
      "interventions": [
        {
          "name": "MRI with pacemaker or ICD",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Scripps Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2039,
      "start_date": "2009-04",
      "completion_date": "2014-06",
      "has_results": false,
      "last_update_posted_date": "2015-11-23",
      "last_synced_at": "2026-10-11T12:16:10.777Z",
      "location_count": 21,
      "location_summary": "Burbank, California • La Jolla, California • Los Angeles, California + 16 more",
      "locations": [
        {
          "city": "Burbank",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Moreno Valley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00907361"
    },
    {
      "nct_id": "NCT05371054",
      "title": "Study of VIP152, Venetoclax, and Prednisone (VVIP) in Relapsed/Refractory Lymphoid Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Lymphoma",
        "Non-Hodgkin Lymphoma",
        "NHL",
        "Hematologic Malignancies",
        "Lymphoid Malignancies"
      ],
      "interventions": [
        {
          "name": "Vysis LSI MYC Break Apart Rearrangement Probe Kit",
          "type": "DEVICE"
        },
        {
          "name": "Venetoclax",
          "type": "DRUG"
        },
        {
          "name": "VIP152",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "PET",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "EKG",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "ECHO",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "CT neck chest, abdomen, and pelvis",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "MRI",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Bone marrow aspiration/Biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "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": 8,
      "start_date": "2023-04-05",
      "completion_date": "2025-12-16",
      "has_results": true,
      "last_update_posted_date": "2026-02-23",
      "last_synced_at": "2026-10-11T12:16:10.777Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05371054"
    },
    {
      "nct_id": "NCT01044901",
      "title": "Cardiovascular Complications of Sickle Cell Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sickle Cell Disease"
      ],
      "interventions": [
        {
          "name": "MRI, Transthoracic Echocardiography, tonometry, EKG",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 51,
      "start_date": "2009-03",
      "completion_date": "2021-02",
      "has_results": true,
      "last_update_posted_date": "2022-02-23",
      "last_synced_at": "2026-10-11T12:16:10.777Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01044901"
    },
    {
      "nct_id": "NCT04599192",
      "title": "Fractional Flow Reserve and Instantaneous Free-wave Ratio Revascularization Strategies in Women",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Coronary Disease",
        "Percutaneous Coronary Intervention",
        "Exercise Test",
        "Myocardial Perfusion Imaging",
        "Cardiac Catheterization"
      ],
      "interventions": [
        {
          "name": "No study intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 500,
      "start_date": "2019-04-19",
      "completion_date": "2028-08",
      "has_results": false,
      "last_update_posted_date": "2026-09-04",
      "last_synced_at": "2026-10-11T12:16:10.777Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04599192"
    },
    {
      "nct_id": "NCT05014802",
      "title": "Baseline Atrial Fibrosis Predicts Risk for Post-operative Atrial Fibrillation in Patients Undergoing Cardiac Surgery",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atrial Fibrillation",
        "Atrial Arrhythmia",
        "Atrial Flutter",
        "Atrial Tachycardia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Tulane University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "40 Years to 120 Years"
      },
      "enrollment_count": 50,
      "start_date": "2021-11-21",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-06-15",
      "last_synced_at": "2026-10-11T12:16:10.777Z",
      "location_count": 3,
      "location_summary": "Covington, Louisiana • New Orleans, Louisiana • St Louis, Missouri",
      "locations": [
        {
          "city": "Covington",
          "state": "Louisiana"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05014802"
    },
    {
      "nct_id": "NCT03345446",
      "title": "Circulating RNAs in Acute Congestive Heart Failure",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Acute Congestive Heart Failure",
        "Heart Failure With Reduced Ejection Fraction",
        "Heart Failure With Normal Ejection Fraction"
      ],
      "interventions": [
        {
          "name": "Cardiac MRI",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2016-08-17",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-10-23",
      "last_synced_at": "2026-10-11T12:16:10.777Z",
      "location_count": 3,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03345446"
    },
    {
      "nct_id": "NCT03076684",
      "title": "Gender Differences in the Metabolic Effects of Uric Acid",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Hyperuricemia"
      ],
      "interventions": [
        {
          "name": "low-fructose diet",
          "type": "OTHER"
        },
        {
          "name": "Allopurinol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "University of Missouri-Columbia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "40 Years to 70 Years"
      },
      "enrollment_count": 0,
      "start_date": "2017-03-03",
      "completion_date": "2019-03-13",
      "has_results": false,
      "last_update_posted_date": "2019-04-17",
      "last_synced_at": "2026-10-11T12:16:10.777Z",
      "location_count": 1,
      "location_summary": "Columbia, Missouri",
      "locations": [
        {
          "city": "Columbia",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03076684"
    },
    {
      "nct_id": "NCT02145351",
      "title": "Efficacy Study of Pacemakers to Treat Slow Heart Rate in Patients With Heart Failure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure With a Preserved Ejection Fraction",
        "Heart Failure, Diastolic",
        "Chronotropic Incompetence"
      ],
      "interventions": [
        {
          "name": "Rate adaptive atrial pacing using a dual-chamber pacemaker",
          "type": "DEVICE"
        },
        {
          "name": "Pacemaker system will be implanted but set to Pacing Off.",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "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": 32,
      "start_date": "2014-04-07",
      "completion_date": "2022-05-09",
      "has_results": true,
      "last_update_posted_date": "2023-04-05",
      "last_synced_at": "2026-10-11T12:16:10.777Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02145351"
    }
  ]
}