Use additional code to identify: exposure to environmental tobacco smoke (Z77.22) history of tobacco use (Z87.891) occupational exposure to environmental tobacco smoke (Z57.31) tobacco dependence (F17.-) tobacco use (Z72.0) Excludes1: angina pectoris with atherosclerotic heart disease of native coronary arteries (I25.1-) atherosclerosis of coronary artery bypass graft(s) and coronary artery of transplanted heart with angina pectoris (I25.7-) postinfarction angina (I23.7)
