The document discusses multiple coronary stent implantations and outcomes. A sirolimus-eluting stent was implanted in the left anterior descending coronary artery (LAD) 16 months prior. Another sirolimus-eluting stent was implanted in the LAD 6 months prior. A multilink stent was implanted in the right coronary artery (RCA) 24 months prior.

1. A B C
DistalExit Proximal Entrance Ref ProxRef Dist
16 mos AP extraLAD 6 mos AP extraLAD pre-procedure
D
E
RCA 24mos RAO oblique
DistalExit Proximal Entrance

2. C
n
fp
Giant cells
B
Th
**
*
*
nc
**
DA
I
B
Multi-Link Stent in RCA (J-M)
Sirolimus-Eluting BX Velocity Stent implanted for 16 months in LAD (A-I)
* n
m
*
H
vc
vc
vc
LBJ K
Ca++
E
F
G H
M
α-actin Fibrin II
Fibrin II
α-actin
n
n

3. Multilink Stent implanted for 24 months in RCA (E, F)
A
B
C
D
E F
Sirolimus-Coated Stent implanted for 16 months in LAD (A-H)

4. 
A


B


C
D


DistalExit Proximal Entrance Proximal RefDistal Ref
LAD 16 months post-SRL stentLAD 6 months post-SRL stentLAD pre-procedure
E