Interventional treatment of the left subclavian in 2 patients with coronary steal syndrome

Table 1 Baseline characteristics of our 2 patients: Typical angina symptoms indicate Canadian Cardiovascular Society

	Patient A	Patient B
Sex	Male	Male
Age (yr)	75	78
Cardiovascular risk factors	Arterial hypertension Hyperlipidemia Obesity	Arterial hypertension Hyperlipidemia Previous smoker
CAD	Known 3-vessel-disease	Known 2-vessel disease
CABG	14 yr ago LIMA graft to the LAD Venous grafts to the right coronary (RCA) and the LCX	9 yr ago LIMA graft to the LAD Venous graft to the first marginal branch
Left ventricular function	Mildly impaired	Mildly impaired
PAD history	Previous recanalization of left (2009) and right (2010) superficial femoral artery	Surgical endatherectomy of the left internal carotid artery 2013 High grade lesions in the left vertebral artery and left subclavian artery (accidental finding in a computed tomography performed one year earlier)
Initial symptoms	Typical angina symptoms (CCS III)	Presyncope and atypical angina
Baseline medication	Aspirin ß-blocker Angiotensin converting enzyme inhibitor Statin	Aspirin ß-blocker Angiotensin converting enzyme inhibitor Statin Calcium antagonist Diuretics

LIMA: Left internal mammary artery; LCX: Left circumflex artery; LAD: Left anterior descending; CAD: Coronary artery disease; CABG: Coronary artery bypass graft operation.