# Study Of Ultrasound Windows For Measuring Inferior Vena Cava Changes Before Cardiac Surgery

> **NCT07305051** · — · NOT_YET_RECRUITING · sponsor: **Sunnybrook Health Sciences Centre** · enrollment: 283 (estimated)

## Conditions studied

- Perioperative Fluid Management
- Hemodynamic Monitoring
- Inferior Vena Cava Collapsibility Index
- Cardiac Surgery Patients

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT07305051
- **Lead sponsor:** Sunnybrook Health Sciences Centre
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2026-01
- **Primary completion:** 2028-10
- **Final completion:** 2028-12
- **Target enrollment:** 283 (ESTIMATED)
- **Last updated:** 2025-12-26


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07305051

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07305051, "Study Of Ultrasound Windows For Measuring Inferior Vena Cava Changes Before Cardiac Surgery". Retrieved via AI Analytics 2026-06-05 from https://api.ai-analytics.org/clinical/NCT07305051. Licensed CC0.

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