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Interventions
Question | Answer |
---|---|
4 indications for sent placement: | Discrete de novo lesions Medial dissection Elastic recoil total occlusion |
Major contraindication to stenting: | Rigid lesions that cannot be fully dilated |
The mechanism of in-stent restenosis is: | Neointimal hyperplasia |
Emergency coronary stenting may be necessary in the case of: | Spiral dissection |
One major benefit of BMS is? | Reduction in restenosis with BMS |
In DES (Sirolimus stents) how long until approximately 80% of the active drug is released: | 1 month |
What stents are self-expanding? | Wallstent, Radius |
4 primary uses for long "wall" stents: | Vein grafts RCA lesions Femoral artery Carotid bifurcation |
What types of stents do you used in the neck, even bifurcations | Self expanding |
reason to used precious metals in stents: | Make the stents more Radio-opacity |
Coronary stent size should be______? | 10% larger than the normal artery PROXIMAL to the lesion |
What stent is more prone to late thrombosis 6-12 months | DES |
What stents are coated with Sirolimus? | Cypher (Cordis) DES |
Rapamycin used in DES was originally derived from: | Bacteria from easter island soil |
PTFE covered stents should not be used in? | SVG |
NO-REFLOW; is a sign of? | Distal embolization |
3 medications used to treat vasospam furing rotoblator? | Verapamil, Nitro, ADENOSINE |
The only reason to do a carotid angioplasty is to? | Reduce the risk of stroke |
Which cardiac enzyme peaks around 3 to 4 days post infract | LDH |
What scalpel blade is most commonly used for the modified Seldinger technique? | #11 |