Multiple choice If a patient is taken inside an operation theatre for angioplasty, then his disease is liver failure lung cancer congestion of the arteries due to fat and cholesterol dislocation of thigh bone Reveal answer Fill a bubble to check yourself C Correct answer Explanation Coronary angioplasty is a procedure used to treat coronary artery disease. It involves flattening the fatty material (atheroma) that can build up inside the walls of the main blood vessels (arteries) to the heart, causing them to narrow.