deltatrials
Unknown OBSERVATIONAL NCT04005963

The Value of PET Quantitative Analysis of Coronary Physiology in Coronary Microvascular Disease

Sponsor: Union Hospital, Tongji Medical College, Huazhong University of Science and Technology

Conditions Coronary Microvascular Disease PET / CT
Interventions 13N-NH3 PET cardiac blood flow perfusion rest and load imaging
Updated 11 times since 2019 Last updated: Feb 13, 2023 Started: Mar 11, 2019 Primary completion: Dec 31, 2021 Completion: Dec 31, 2023
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This observational or N/A phase trial investigates Coronary Microvascular Disease and PET / CT and is currently ongoing. Union Hospital, Tongji Medical College, Huazhong University of Science and Technology leads this study, which shows 11 recorded versions since 2019 — indicating substantial longitudinal coverage. Heart and vascular conditions benefit from the kind of long-term tracking this trial provides.

Status Flow

~Aug 2019 – ~Oct 2020 · 14 months · monthly snapshotRecruiting~Oct 2020 – ~Jan 2021 · 3 months · monthly snapshotRecruiting~Jan 2021 – ~Mar 2021 · 59 days · monthly snapshotRecruiting~Mar 2021 – ~May 2022 · 14 months · monthly snapshotRecruiting~May 2022 – ~Mar 2023 · 10 months · monthly snapshotActive Not Recruiting~Mar 2023 – ~Jul 2024 · 16 months · monthly snapshotActive Not Recruiting~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotActive Not Recruiting~Sep 2024 – ~Mar 2025 · 6 months · monthly snapshotActive Not Recruiting~Mar 2025 – ~Aug 2025 · 5 months · monthly snapshotUnknown~Aug 2025 – ~Sep 2025 · 31 days · monthly snapshotUnknown~Sep 2025 – present · 10 months · monthly snapshotUnknown

Change History

11 versions recorded

  1. Sep 2025 — Present [monthly]

    Unknown

  2. Aug 2025 — Sep 2025 [monthly]

    Unknown

  3. Mar 2025 — Aug 2025 [monthly]

    Unknown

    Status: Active Not Recruiting → Unknown

  4. Sep 2024 — Mar 2025 [monthly]

    Active Not Recruiting

  5. Jul 2024 — Sep 2024 [monthly]

    Active Not Recruiting

▶ Show 6 earlier versions

  1. Mar 2023 — Jul 2024 [monthly]

    Active Not Recruiting

  2. May 2022 — Mar 2023 [monthly]

    Active Not Recruiting

    Status: Recruiting → Active Not Recruiting

  3. Mar 2021 — May 2022 [monthly]

    Recruiting

  4. Jan 2021 — Mar 2021 [monthly]

    Recruiting

  5. Oct 2020 — Jan 2021 [monthly]

    Recruiting

  6. Aug 2019 — Oct 2020 [monthly]

    Recruiting

    First recorded

Mar 2019

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Union Hospital, Tongji Medical College, Huazhong University of Science and Technology
Data source: Union Hospital, Tongji Medical College, Huazhong University of Science and Technology

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

Study Locations