Date: January 2000
Definition:
The undergoing of any intervention technique (which includes balloon angioplasty, excimer laser, rotablation, stents and directional atherectomy) on the advice of a UK registered cardiologist to correct at least 50% diameter narrowing of two or more coronary arteries. Angiographic evidence to support the necessity for the above operations will be required by us.
No change since July 1999