Which artery is most often occluded in acute MI?
Name some characteristics of angina that aid diagnosis
Pain on exertion, relieved by rest
Specific timing/trigger factor
Pain assoc. with pericarditis worsens upon sitting forward. True/False?
Eases upon sitting forward
Name coronary revascularisation procedures
Coronary arterial bypass grafting (CABG) Coronary angioplasty (PCI)
What steps are involved in CABG?
Take saphenous vein + internal mammary artery and attach to aorta DISTAL to site of blockage
What steps are involved in PCI?
Put patient on anticoagulant + antiplatelets
Catheter to ostium of coronary artery and then feed wire down vessel
Balloon on wire inflated to allow stent to attach to vessel
Ballon, catheter and wire removed, leaving stent in place to open artery
Which coronary revascularisation - CABG or PCI - has been proven to be better? Why?
CABG is more safe and has fewer adverse effects
Which arteries are commonly used for PCI?