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RECRUITING
NCT05634031
NA

Imaging Coronary Microvascular Dysfunction (CMD) Study

Sponsor: Icahn School of Medicine at Mount Sinai

View on ClinicalTrials.gov

Summary

Angina is a common clinical symptom of ischemic heart disease, affecting up to 11 million people in the United States alone, and 112 million people globally. Despite this, 4 in 10 patients undergoing elective coronary angiography for angina and ischemia do not have evidence of obstructive coronary artery disease (CAD). This condition of ischemia with no obstructive CAD (INOCA) is associated with high clinical and economic morbidity, as these patients have a higher rate of repeat procedures and hospitalizations, worse quality of life, future adverse cardiovascular events and frequent time missed from work. The overall objective of this study is to develop and validate a non-invasive algorithm for diagnosis and management of patients with INOCA and suspected microvascular dysfunction centered around cardiac PET MPI. A secondary goal of the study is to assess for improvement in patient symptoms, function and quality of life from PET-guided management of CMD in patients with INOCA. This study will take place at Mount Sinai Morningside in the PET and CTunit on the 3rd floor. The sub-study will occur at Mount Sinai Morningside Cath Lab on the 3rd floor. The study will enroll an estimated total of 70 subjects, 12 of which will also participate in the sub-study. The study is estimated to last 2 years.

Official title: Development and Validation of a Non-invasive Algorithm for Diagnosis of Microvascular Angina Among Patients With Ischemia and Non-obstructive Coronary Artery Disease (IMAGING-CMD Study)

Key Details

Gender

All

Age Range

18 Years - Any

Study Type

INTERVENTIONAL

Enrollment

70

Start Date

2023-04-26

Completion Date

2027-03-01

Last Updated

2025-04-16

Healthy Volunteers

No

Interventions

RADIATION

PET imaging

PET imaging visit, which will take approximately 1-2 hours.

RADIATION

Coronary CT angiogram

A coronary CT angiogram if the participant has not had one recently.

PROCEDURE

Functional Angiography

A subset of patients with abnormal results on cardiac PET myocardial perfusion imaging study (estimated number of patients = 12) will be invited to participate in an invasive sub-study wherein they would undergo detailed invasive coronary physiology evaluation. Functional Angiography (coronary reactivity test- CRT): is an angiography procedure done in the catheterization laboratory. It evaluates the coronary artery microcirculation and how the blood vessels respond to different medications.

PROCEDURE

Treadmill exercise stress study

A treadmill exercise stress study

Locations (1)

Mount Sinai Morningside

New York, New York, United States