Catalog

Microvascular angina

No MMS code

Link to WHO Definition

Microvascular angina – http://id.who.int/icd/entity/626903680

Patients with chest pain, angiographically normal coronary arteries, and no evidence of large-vessel spasm, even after an acetylcholine challenge, may demonstrate an abnormally decreased capacity to reduce coronary resistance vessels and increase coronary flow in response to stimuli such as exercise, adenosine, dipyridamole and atrial pacing.