# D-Dimer-based Indication for Transesophageal Echocardiography to Exclude Left Atrial Thrombus Before Cardioversion of Non-anticoagulated Atrial Fibrillation: A Multicenter Belgian Study

> **NCT04784039** · PHASE4 · UNKNOWN · sponsor: **AZ Sint-Jan AV** · enrollment: 1368 (estimated)

## Conditions studied

- Atrial Fibrillation

## Interventions

- **DIAGNOSTIC_TEST:** Transesophageal echocardiography
- **DIAGNOSTIC_TEST:** D-Dimer analysis

## Key facts

- **NCT ID:** NCT04784039
- **Lead sponsor:** AZ Sint-Jan AV
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2025-01-01
- **Primary completion:** 2026-01-31
- **Final completion:** 2026-01-31
- **Target enrollment:** 1368 (ESTIMATED)
- **Last updated:** 2023-02-01


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04784039

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04784039, "D-Dimer-based Indication for Transesophageal Echocardiography to Exclude Left Atrial Thrombus Before Cardioversion of Non-anticoagulated Atrial Fibrillation: A Multicenter Belgian Study". Retrieved via AI Analytics 2026-06-30 from https://api.ai-analytics.org/clinical/NCT04784039. Licensed CC0.

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