14 CFR 67.111 - Cardiovascular.
Cardiovascular standards for a first-class airman medical certificate are:
(3) Coronary heart disease that has required treatment or, if untreated, that has been symptomatic or clinically significant;
(b) A person applying for first-class medical certification must demonstrate an absence of myocardial infarction and other clinically significant abnormality on electrocardiographic examination:
Title 14 published on 2014-01-01
no entries appear in the Federal Register after this date.