deltatrials
Terminated OBSERVATIONAL NCT03768999

Comparison of Magnetic Resonance Coronary Angiography (MRCA) With Coronary Computed Tomography Angiography (CTA)

Development of Magnetic Resonance Coronary Angiography (MRCA) Stenosis Assessment Quantification Method by Comparison With Coronary Computed Tomography Angiography (CTA)

Sponsor: Canon Medical Systems, USA

Updated 18 times since 2019 Last updated: Aug 7, 2025 Started: Sep 3, 2019 Primary completion: Jul 31, 2025 Completion: Jul 31, 2025
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Terminated

Because of COVID 19 we experienced slow pace of recruitment.

This observational or N/A phase trial investigates Magnetic Resonance Angiography and is currently terminated or withdrawn. Canon Medical Systems, USA leads this study, which shows 18 recorded versions since 2019 — indicating substantial longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

~Jan 2019 – ~Feb 2019 · 31 days · monthly snapshot~Feb 2019 – ~Mar 2019 · 28 days · monthly snapshot~Mar 2019 – ~Apr 2019 · 31 days · monthly snapshot~Apr 2019 – ~Jun 2019 · 2 months · monthly snapshot~Jun 2019 – ~Aug 2019 · 2 months · monthly snapshot~Aug 2019 – ~Oct 2019 · 2 months · monthly snapshot~Oct 2019 – ~May 2020 · 7 months · monthly snapshot~May 2020 – ~Jan 2021 · 8 months · monthly snapshot~Jan 2021 – ~May 2021 · 4 months · monthly snapshot~May 2021 – ~Oct 2021 · 5 months · monthly snapshot~Oct 2021 – ~May 2022 · 7 months · monthly snapshot~May 2022 – ~May 2023 · 12 months · monthly snapshot~May 2023 – ~May 2024 · 12 months · monthly snapshot~May 2024 – ~Jul 2024 · 2 months · monthly snapshot~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – ~May 2025 · 8 months · monthly snapshot~May 2025 – ~Sep 2025 · 4 months · monthly snapshot~Sep 2025 – present · 10 months · monthly snapshot

Change History

18 versions recorded
  1. Sep 2025 — Present [monthly]

    Terminated

    Status: Active Not RecruitingTerminated

  2. May 2025 — Sep 2025 [monthly]

    Active Not Recruiting

  3. Sep 2024 — May 2025 [monthly]

    Active Not Recruiting

  4. Jul 2024 — Sep 2024 [monthly]

    Active Not Recruiting

  5. May 2024 — Jul 2024 [monthly]

    Active Not Recruiting

    Status: RecruitingActive Not Recruiting

Show 13 earlier versions
  1. May 2023 — May 2024 [monthly]

    Recruiting

  2. May 2022 — May 2023 [monthly]

    Recruiting

  3. Oct 2021 — May 2022 [monthly]

    Recruiting

  4. May 2021 — Oct 2021 [monthly]

    Recruiting

  5. Jan 2021 — May 2021 [monthly]

    Recruiting

  6. May 2020 — Jan 2021 [monthly]

    Recruiting

  7. Oct 2019 — May 2020 [monthly]

    Recruiting

    Status: Not Yet RecruitingRecruiting

  8. Aug 2019 — Oct 2019 [monthly]

    Not Yet Recruiting

  9. Jun 2019 — Aug 2019 [monthly]

    Not Yet Recruiting

  10. Apr 2019 — Jun 2019 [monthly]

    Not Yet Recruiting

  11. Mar 2019 — Apr 2019 [monthly]

    Not Yet Recruiting

  12. Feb 2019 — Mar 2019 [monthly]

    Not Yet Recruiting

  13. Jan 2019 — Feb 2019 [monthly]

    Not Yet Recruiting

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Canon Medical Systems, USA
  • Johns Hopkins University
Data source: Johns Hopkins University

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations