{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ultrasound+of+inferior+vena+cava",
    "query": {
      "intervention": "Ultrasound of inferior vena cava"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 26,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ultrasound+of+inferior+vena+cava&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-05T21:44:57.455Z",
  "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": "NCT05159063",
      "title": "Bedside Ultrasound for Fluid Estimation",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Catheterization"
      ],
      "interventions": [
        {
          "name": "Ultrasound imaging",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Gaurang Vaidya",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 182,
      "start_date": "2021-06-01",
      "completion_date": "2022-04-30",
      "has_results": false,
      "last_update_posted_date": "2023-07-14",
      "last_synced_at": "2026-10-05T21:44:57.455Z",
      "location_count": 1,
      "location_summary": "Lexington, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05159063"
    },
    {
      "nct_id": "NCT03989076",
      "title": "Inferior Vena Cava (IVC) Diameters Before & After Interscalene Block",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "IVC - Inferior Vena Cava Abnormality"
      ],
      "interventions": [
        {
          "name": "Interscalene Brachial Plexus Block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2019-04-12",
      "completion_date": "2021-07-14",
      "has_results": false,
      "last_update_posted_date": "2021-07-21",
      "last_synced_at": "2026-10-05T21:44:57.455Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03989076"
    },
    {
      "nct_id": "NCT04095143",
      "title": "Ultrasound Markers of Organ Congestion in Severe Acute Kidney Injury",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Acute Kidney Injury",
        "Fluid Overload",
        "Ultrasonography"
      ],
      "interventions": [
        {
          "name": "Portal vein flow",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Intra-renal flow",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Hepatic vein flow",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Pulmonary B-lines",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Dimensions of the inferior vena cava",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Left ventricular function",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Right ventricular function",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Centre hospitalier de l'Université de Montréal (CHUM)",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 125,
      "start_date": "2018-09-04",
      "completion_date": "2022-09-01",
      "has_results": false,
      "last_update_posted_date": "2022-11-14",
      "last_synced_at": "2026-10-05T21:44:57.455Z",
      "location_count": 1,
      "location_summary": "Lexington, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04095143"
    },
    {
      "nct_id": "NCT07167862",
      "title": "Optimizing Preeclampsia Postpartum With Point-of-care Ultrasound",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Preeclampsia",
        "Preeclampsia Postpartum",
        "Preeclampsia Severe or Mild"
      ],
      "interventions": [
        {
          "name": "Butterfly iQ3 ultrasound system for determination of postpartum volume status",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Oral furosemide",
          "type": "DRUG"
        },
        {
          "name": "Intravenous furosemide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "DRUG"
      ],
      "sponsor": "University of California, Irvine",
      "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": 96,
      "start_date": "2026-06-15",
      "completion_date": "2028-06-15",
      "has_results": false,
      "last_update_posted_date": "2026-01-23",
      "last_synced_at": "2026-10-05T21:44:57.455Z",
      "location_count": 1,
      "location_summary": "Orange, California",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07167862"
    },
    {
      "nct_id": "NCT02861508",
      "title": "Impact of Immediate Point-of-Care Ultrasound on Patients With Cardiopulmonary Symptoms in the Emergency Department",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chest Pain",
        "Dyspnea",
        "Syncope",
        "Hypotension"
      ],
      "interventions": [
        {
          "name": "Point-of-care ultrasound",
          "type": "OTHER"
        },
        {
          "name": "Usual care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 170,
      "start_date": "2016-07-01",
      "completion_date": "2018-06-30",
      "has_results": false,
      "last_update_posted_date": "2020-02-28",
      "last_synced_at": "2026-10-05T21:44:57.455Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02861508"
    },
    {
      "nct_id": "NCT01128413",
      "title": "Emergency Department (ED) Flow-directed Fluid Optimization Resuscitation Trial (EFFORT)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Shock"
      ],
      "interventions": [
        {
          "name": "Cheetah NICOM® PLRT",
          "type": "DEVICE"
        },
        {
          "name": "USCOM ® (Ultrasound Cardiac Output Monitor)",
          "type": "DEVICE"
        },
        {
          "name": "Inferior Vena Cava (IVC) Ultrasound Collapsibility",
          "type": "DEVICE"
        },
        {
          "name": "CURVES Questionnaire",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Lactate Clearance",
          "type": "BIOLOGICAL"
        },
        {
          "name": "500ml Normal Saline Bolus",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Clinician Discretion Intravenous Fluid Management",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL",
        "BIOLOGICAL"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 22,
      "start_date": "2010-07",
      "completion_date": "2013-11",
      "has_results": true,
      "last_update_posted_date": "2016-04-01",
      "last_synced_at": "2026-10-05T21:44:57.455Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01128413"
    },
    {
      "nct_id": "NCT02064244",
      "title": "Inferior Vena Cava (IVC) Size in Acute Renal Failure",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Acute Renal Failure"
      ],
      "interventions": [
        {
          "name": "Ultrasound for measurement of Inferior Vena Cava size.",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 33,
      "start_date": "2014-02",
      "completion_date": "2016-05",
      "has_results": false,
      "last_update_posted_date": "2016-06-09",
      "last_synced_at": "2026-10-05T21:44:57.455Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02064244"
    },
    {
      "nct_id": "NCT05694455",
      "title": "Micro and Macro Circulation in Sepsis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sepsis",
        "Septic Shock"
      ],
      "interventions": [
        {
          "name": "Starling Stroke Volume (Starling SV)- Passive Leg Raise",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Microscan Sublingual Microscopy",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Venous Excess Ultrasound Scoring (VExUS)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Urine Collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "OTHER"
      ],
      "sponsor": "Denver Health and Hospital Authority",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 68,
      "start_date": "2022-07-01",
      "completion_date": "2025-05-31",
      "has_results": false,
      "last_update_posted_date": "2025-12-05",
      "last_synced_at": "2026-10-05T21:44:57.455Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05694455"
    },
    {
      "nct_id": "NCT03948282",
      "title": "Ultrasound Assessment of the Inferior Vena Cava in Children",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Surgery"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Alok Moharir",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "1 Year to 12 Years"
      },
      "enrollment_count": 51,
      "start_date": "2019-07-31",
      "completion_date": "2019-08-16",
      "has_results": false,
      "last_update_posted_date": "2019-11-06",
      "last_synced_at": "2026-10-05T21:44:57.455Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03948282"
    },
    {
      "nct_id": "NCT03409289",
      "title": "RHAPSody: Diagnostic Utility of RUSH Following ROSC",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cardiac Arrest"
      ],
      "interventions": [
        {
          "name": "RUSH Exam",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "2018-05-01",
      "completion_date": "2020-11-14",
      "has_results": false,
      "last_update_posted_date": "2022-12-27",
      "last_synced_at": "2026-10-05T21:44:57.455Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03409289"
    }
  ]
}