# Treatment in Thoracic Aortic Aneurysm: Surgery vs Surveillance

> **NCT03536312** · NA · RECRUITING · sponsor: **Ottawa Heart Institute Research Corporation** · enrollment: 610 (estimated)

## Conditions studied

- Ascending Aortic Aneurysm Enlargement
- Ascending Aorta Aneurysm

## Interventions

- **PROCEDURE:** Thoracic Aortic Surgery

## Key facts

- **NCT ID:** NCT03536312
- **Lead sponsor:** Ottawa Heart Institute Research Corporation
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2018-09-01
- **Primary completion:** 2035-05-31
- **Final completion:** 2035-05-31
- **Target enrollment:** 610 (ESTIMATED)
- **Last updated:** 2025-09-22

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## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03536312

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03536312, "Treatment in Thoracic Aortic Aneurysm: Surgery vs Surveillance". Retrieved via AI Analytics 2026-07-06 from https://api.ai-analytics.org/clinical/NCT03536312. Licensed CC0.

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