the mortality in the same period is less than 2 % ( as compared with 17 % before 1970 ) , though during the first year it is about 17 % , much higher than in patients with stable angina and in survivors of acute myocardial infarction.urgent aortocoronary bypass grafting has proven to be unnecessary and probably undesirable for most patients with unstable angina , and is now generally reserved for patients who continue to have angina in hospital while receiving full medical therapy .
C0340288
stable angina
C0002962
angina