
Microvascular Angina: Symptoms, Diagnosis, and Treatment
What is Microvascular Angina? Microvascular angina (MVA) is a type of chest pain caused by abnormal constriction or failure of normal dilation of the coronary resistance vessels. It is the dysfunction in the small coronary arteries, which are too small to be seen in traditional coronary angiography. Unlike typical angina, which results from blockages in…