# Left Atrial Imaging Prior to Cardioversion: Leveraging Computed Tomography to Rule Out Thrombus

> **NCT04223505** · NA · COMPLETED · sponsor: **Ottawa Heart Institute Research Corporation** · enrollment: 102 (actual)

## Conditions studied

- Atrial Fibrillation

## Interventions

- **DIAGNOSTIC_TEST:** Contrast enhanced ECG-gated cardiac CT (CCT)
- **DIAGNOSTIC_TEST:** Transesophageal Echocardiography (TEE)

## Key facts

- **NCT ID:** NCT04223505
- **Lead sponsor:** Ottawa Heart Institute Research Corporation
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2020-06-26
- **Primary completion:** 2023-11-21
- **Final completion:** 2024-01-12
- **Target enrollment:** 102 (ACTUAL)
- **Last updated:** 2025-03-12


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04223505

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04223505, "Left Atrial Imaging Prior to Cardioversion: Leveraging Computed Tomography to Rule Out Thrombus". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04223505. Licensed CC0.

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