Recently, some investigators have reported seeing microvascular dysfunction in patients with
cardiac syndrome X (CSX). In addition, Helicobacter pylori (H. pylori), a bacterium causing
chronic gastritis and peptic ulcers, has recently been associated with CSX. Yet the
mechanism(s) by which H. pylori infection leads to CSX is poorly understood. We propose
a link between H. pylori and microvascular dysfunction infection in the development of CSX