The study aimed to analyze clinical data from patients with non-obstructive ischemic heart disease (IHD) and multifocal atherosclerosis (MFA) in the KAMMA registry, focusing on those who underwent coronary angiography (CAG).
Out of 1,893 IHD patients, only 8.7% had non-obstructive coronary atherosclerosis (CA), with many affected by MFA in various arteries, especially the brachiocephalic and lower extremity arteries.
Patients with non-obstructive CA, predominantly women, had fewer traditional risk factors like smoking and diabetes, but higher cholesterol levels; they also experienced less severe IHD and acute coronary syndrome compared to those with obstructive