Table 2.

Patient-Related and Procedural Risk Factors for Coronary Stent Abscess

Procedure Related	Patient Related
Reuse of hardware like wires and catheters	Advanced age
Failure to maintain aseptic precautions	Diabetes mellitus
Local site infection	Chronic kidney disease
Procedural complications like hematoma/pseudoaneurysm formation	Malnutrition
Repeated use of the same access	Immunocompromised
Prolonged placement of arterial sheaths
Complex PCI (bifurcation, CTO, calcific lesions)

CTO = chronic total occlusion; PCI = percutaneous coronary intervention.