<prompt> Answer this question truthfullyWhat does abrupt closure during coronary intervention mean?  <response>: <reason> Clinical: unstable angina, female, AMI, chronic renal failure Angiographic: Intraluminal thrombus, ACCAHA score, multivessel disease, long lesions, 45 degree angulation, branch points, proximal tortuosity, ostial RCA, degenerated SVGs, pre stenosis 90, intimal dissections 