Lembo IVUS

Question 1

all IVUS recs are what level in guidelines

Answer 1

IIa

Question 2

what are the 3 IIa recs

Answer 2

LM
restenosis
txplt allograft

(IIB in stent thrombosis stupidly)

Question 3

IF not planning revasc the ivus assessement recommendation class

Answer 3

III dont do it

Question 4

predictors of restenosis

Answer 4

underexpansion, geographical miss, stent edge dissection,

Question 5

malapposition definition

Answer 5

acceptable MSA, dont really need to expand

Question 6

malapposition vs. underexpansion

Answer 6

underexpansion is small msa, malapossition (get blood speckle behind stent strut)

Question 7

when do need to stent edge dissection

Answer 7

MLA in dissection site is small, compared to within the stent, angle greater than 60 degrees, > 3 mm in length.

Question 8

OCT good for red vs white

Answer 8

red fivrin rich, white platelet rich

Question 9

OCT resolution vs IVUS

Answer 9

10x greater

Question 10

which is fibrinolytic CI wite vs red

Answer 10

plt rich white seen in NSTEMI. RED more seen in STEMI (fibrin rich

Question 11

which ivus type has ring down?

Answer 11

eagle eye only (synthetic type)

Question 12

OCT benefits vs. IVUS

Answer 12

red vs white is main and higher definition, calcium acn be confused with lipid

Question 13

what does mintz say about edge dissection

Answer 13

IF doesnt meet 3 criteria for stenting wait 5 minutes then re-IVUS and if smaller MLA then stnet