Case Presentation: A 70 year old Caucasian male with coronary artery disease status post 3 vessel coronary artery bypass graft (CABG) (including a left internal mammary artery (LIMA) graft to left anterior descending (LAD) coronary artery), porcelain aorta, hypertension, heart failure with recovered ejection fraction, peripheral artery disease, and obstructive sleep apnea presented to a [...]