Left main coronary artery extrinsic compression syndrome: a combined intravascular ultrasound and pressure wire.


The compression of the left main coronary artery (LMCA) secondary to pulmonary artery trunk dilatation is a relatively new entity that has been associated with severe pulmonary hypertension. It is associated with acyanogen congenital cardiopathies or idiopathic pulmonary arterial hypertension. The natural history is unknown and its treatment has been based… (More)