# The Nordic Baltic Chronic Total Occlusion (CTO) Arrhythmia Study

> **NCT04542460** · NA · ACTIVE_NOT_RECRUITING · sponsor: **Leif Thuesen** · enrollment: 200 (estimated)

## Conditions studied

- Chronic Total Coronary Occlusion

## Interventions

- **PROCEDURE:** PCI

## Key facts

- **NCT ID:** NCT04542460
- **Lead sponsor:** Leif Thuesen
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2020-11-01
- **Primary completion:** 2025-10-01
- **Final completion:** 2027-09-01
- **Target enrollment:** 200 (ESTIMATED)
- **Last updated:** 2026-03-20


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04542460

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04542460, "The Nordic Baltic Chronic Total Occlusion (CTO) Arrhythmia Study". Retrieved via AI Analytics 2026-07-20 from https://api.ai-analytics.org/clinical/NCT04542460. Licensed CC0.

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