<unk><unk>  during percutaneous coronary intervention is defined as either partial or complete occlusion of an instrumented major epicardial coronary artery or a branch due to downstream movement of either thrombus, atheroma, fracture of the<unk>  tip of a coronary guidewire, an undeployed stent or air. It is manifested clinically as either chest pain, ST segment elevation, no reflow during the procedure and / or a rise in biomarkers of myonecrosis (CK-MB or troponin) following the<unk> .
PCI complications: distal embolization
PCI complications: vessel perforation
PCI complications: slow flow
PCI complications: dissection
PCI complications: peri procedure bleeding
PCI complications: coronary vasospasm
PCI complications: loss of side branch
PCI complications: renal failure