Status:

COMPLETED

Coronary Artery Endothelial Dysfunction With Drug Coated Balloons

Lead Sponsor:

Norfolk and Norwich University Hospitals NHS Foundation Trust

Collaborating Sponsors:

University of East Anglia

Conditions:

Coronary Artery Disease

Ischaemic Heart Disease

Eligibility:

All Genders

18+ years

Brief Summary

Use of intracoronary acetylcholine to investigate endothelial function in coronary arteries treated with either drug coated balloon angioplasty of drug eluting stents.

Detailed Description

The primary objective is to establish the differences in vasomotor response of a DCB and DES treated artery by measurement of the percentage change in coronary surface area pre and post acetylcholine ...

Eligibility Criteria

Inclusion

  • Participant is willing and able to give informed consent for participation in the study.
  • Male or Female, aged 18 years or above.
  • Been treated with percutaneous coronary intervention of either drug coated balloon or drug eluting stent

Exclusion

  • Any contraindications to administration of acetylcholine or GTN
  • History of coronary vasospasm or spontaneous coronary artery dissection
  • Significant medical, surgical or psychiatric disease that would affect subject safety or influence the study outcome according to physician's opinion
  • Patients who received a combination of drug eluting stents and drug coated balloon to the same vessel
  • Significant renal impairment (estimated glomerular filtration rate \<30mL/min/ 1.73m2
  • Body mass index \>35 (may affect coronary artery diameter qualitative assessment)
  • Symptomatic congestive cardiac failure
  • Severe asthma
  • Significant autoimmune inflammatory conditions (for example rheumatoid arthritis)
  • Patients taking immunomodulating drugs (including Methotrexate, Ciclosporin, steroids)
  • Previous heart transplant
  • Relative Anaemia - Haemoglobin \<12g/dL in men and \<10g/dL in women
  • Women of child bearing age with a positive pregnancy test

Key Trial Info

Start Date :

March 23 2021

Trial Type :

OBSERVATIONAL

Allocation :

ACTUAL

End Date :

February 1 2022

Estimated Enrollment :

14 Patients enrolled

Trial Details

Trial ID

NCT04901767

Start Date

March 23 2021

End Date

February 1 2022

Last Update

December 21 2023

Active Locations (1)

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Norfolk & Norwich University Hospital

Norwich, Norfolk, United Kingdom, NR4 7UY