You May have chest ache (angina) that your health practitioner thinks comes about mainly because many on the arteries that offer blood in your heart are blocked. Theadom A. Effects of preoperative smoking cigarettes cessation on the incidence and possibility of intraoperative and postoperative complications in adult people who smoke: https://www.evernote.com/shard/s451/nl/243712106/3a3386ef-11c5-3fc9-48cc-bb0fafffe464?title=HEART%20BYPASS%20SURGERY%20COSTS%20IN%20THANE