The role of coronary reactivity testing in women with no obstructive coronary artery disease

Two-thirds of women with signs and symptoms of ischemia and no obstructive coronary artery disease (INOCA) have abnormal coronary reactivity. These women are challenging to assess, diagnose and manage because of a lack of evidence-based guidelines. Furthermore, they are considered to be at 'low risk' by most physicians, often receive no specific therapy and tend to be dismissed from subspecialty care.Coronary reactivity testing (CRT) is...