<s>
Intravascular	B-Algorithm
imaging	I-Algorithm
is	O
a	O
catheter	O
based	O
system	O
that	O
allows	O
physicians	O
such	O
as	O
interventional	O
cardiologists	O
to	O
acquire	O
images	O
of	O
diseased	O
vessels	O
from	O
inside	O
the	O
artery	O
.	O
</s>
<s>
Intravascular	B-Algorithm
imaging	I-Algorithm
provides	O
detailed	O
and	O
accurate	O
measurements	O
of	O
vessel	O
lumen	O
morphology	O
,	O
vessel	O
size	O
,	O
extension	O
of	O
diseased	O
artery	O
segments	O
,	O
vessel	O
size	O
and	O
plaque	O
characteristics	O
.	O
</s>
<s>
Examples	O
of	O
intravascular	B-Algorithm
imaging	I-Algorithm
modalities	O
are	O
intravascular	O
ultrasound	O
(	O
IVUS	O
)	O
and	O
intracoronary	B-Algorithm
optical	I-Algorithm
coherence	I-Algorithm
tomography	I-Algorithm
(	O
OCT	O
or	O
IVOCT	O
)	O
.	O
</s>
