RECOMMENDATION 7-3. The committee recommends that patients with prior coronary artery bypass graft and either severe disease in native coronary arteries that have not been bypassed (greater than or equal to 50 percent stenosis in the left main artery or greater than or equal to 70 percent stenosis in the proximal or midportion of greater than or equal to two major native coronary arteries) and/or greater than or equal to 70 percent stenosis in greater than or equal to two bypass grafts and with Canadian Cardiovascular Society Class III or IV angina (or angina-equivalent symptoms) meet a listing.
RECOMMENDATION 7-4. The committee recommends that children who are disabled prior to interventions are considered as disabled until 6 months following surgery and then reevaluated. The table of pharmacologic interventions for ischemia in adults cannot be applied to children as necessarily appropriate therapies.