Microvascular Resistance Reserve And Myocardial Mass A Prospective exploratory study

Microvascular Resistance Reserve And Myocardial Mass A Prospective exploratory study - MRR Mass study

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

NL-OMON

Registry ID

NL-OMON57091

Enrollment

Registered

2024-11-04

Start date

2024-12-01

Completion date

Unknown

Last updated

2025-08-18

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

ANOCA (Angina non obstructive coronary arteries)

Interventions

None listed

Eligibility

Age

18 Years to 64 Years

Inclusion criteria

Inclusion criteria: In order to be eligible to participate in this study a subject must meet all of the following criteria: • Patient must be accepted/planned for regular coronary function testing based on the decision of the cardiologist. Usually, these will be patients with typical angina but (almost) normal coronary arteries • Age >= 18 years

Exclusion criteria

Exclusion criteria: • Extremely tortuous LAD vessel • Proximal LAD diameter less than 2.5 mm • Pregnancy • Unable to provide consent

Design outcomes

Primary

Measure	Time frame
The primary objective of this study is to compare MRR measured at two locations in the LAD (proximal LAD and mid-LAD, i.e. distal to the first large diagonal branch) and to investigate if MRR remains unchanged with this change of myocardial mass.	—

Countries

Netherlands

Outcome results