# Gadolinium-Enhanced Extracranial MRA Prior to Mechanical Thrombectomy Is Not Associated With an Improved Procedure Speed

> **NCT03971552** · — · COMPLETED · sponsor: **Fondation Ophtalmologique Adolphe de Rothschild** · enrollment: 912 (actual)

## Conditions studied

- Stroke

## Interventions

- **PROCEDURE:** gadolinium-enhanced extracranial magnetic resonance angiogram

## Key facts

- **NCT ID:** NCT03971552
- **Lead sponsor:** Fondation Ophtalmologique Adolphe de Rothschild
- **Sponsor class:** NETWORK
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2012-01-01
- **Primary completion:** 2017-12-31
- **Final completion:** 2018-04-01
- **Target enrollment:** 912 (ACTUAL)
- **Last updated:** 2019-06-03


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03971552

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03971552, "Gadolinium-Enhanced Extracranial MRA Prior to Mechanical Thrombectomy Is Not Associated With an Improved Procedure Speed". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT03971552. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*