Angina with nonobstructive coronary arteries (ANOCA) is increasingly recognized and may
affect nearly one-half of patients undergoing invasive coronary angiography for suspected …

Coronary provocation testing is an essential diagnostic procedure when evaluating
vasospastic angina. Invasive methods using acetylcholine or ergonovine are considered the …

Myocardial infarction with non-obstructive coronary arteries (MINOCA) is a heterogeneous
and diverse disease entity, which accounts for about 6% of all acute myocardial infarction …

Background Acetylcholine-induced chest pain is routinely measured during the assessment
of microvascular function. Aims The aim was to determine the relationships between …

The diagnosis of vasospastic angina (VSA) according to Japanese guidelines involves an
initial intracoronary acetylcholine (ACh) provocation test in the left coronary artery (LCA) …

Background: We conducted a systematic review and meta-analysis to examine the feasibility
of paclitaxel-coated balloon (PCB) angioplasty for de novo lesions in patients with acute …

Objectives Vasospastic angina (VSA) is a complex coronary vasomotor disorder associated
with an increased risk of myocardial infarction and sudden death. Despite considerable …

Coronary artery disease (CAD) is a common condition caused by the accumulation of
atherosclerotic plaques. It can be classified into stable CAD or acute coronary syndrome …

Abstract Background Intracoronary acetylcholine (ACh) provocation test and coronary
physiological assessment are useful interventional diagnostic procedures for evaluating …

Background Although guidelines recommend intracoronary administration of acetylcholine
(ACh) with incremental doses of 20, 50, and 100 μg into the left coronary artery (LCA) during …