<s>
Susceptibility	B-Algorithm
weighted	I-Algorithm
imaging	I-Algorithm
(	O
SWI	O
)	O
,	O
originally	O
called	O
BOLD	O
venographic	O
imaging	O
,	O
is	O
an	O
MRI	B-Algorithm
sequence	I-Algorithm
that	O
is	O
exquisitely	O
sensitive	O
to	O
venous	O
blood	O
,	O
hemorrhage	O
and	O
iron	O
storage	O
.	O
</s>
<s>
The	O
imaging	O
of	O
venous	O
blood	O
with	O
SWI	O
is	O
a	O
blood-oxygen-level	B-Algorithm
dependent	I-Algorithm
(	O
BOLD	O
)	O
technique	O
which	O
is	O
why	O
it	O
was	O
(	O
and	O
is	O
sometimes	O
still	O
)	O
referred	O
to	O
as	O
BOLD	O
venography	O
.	O
</s>
<s>
In	O
this	O
way	O
four	O
sets	O
of	O
images	O
are	O
generated	O
,	O
the	O
original	O
magnitude	O
,	O
HP	O
filtered	O
phase	O
,	O
susceptibility	O
weighted	O
,	O
and	O
mIPs	O
over	O
the	O
susceptibility	B-Algorithm
weighted	I-Algorithm
images	I-Algorithm
.	O
</s>
<s>
The	O
susceptibility	B-Algorithm
weighted	I-Algorithm
image	I-Algorithm
is	O
created	O
by	O
combining	O
the	O
magnitude	O
and	O
filtered	O
phase	O
images	O
.	O
</s>
<s>
Diffusion	B-Algorithm
weighted	I-Algorithm
imaging	I-Algorithm
offers	O
a	O
powerful	O
means	O
to	O
detect	O
acute	O
stroke	O
.	O
</s>
<s>
Multiple	O
sclerosis	O
(	O
MS	O
)	O
is	O
usually	O
studied	O
with	O
FLAIR	B-Algorithm
and	O
contrast	O
enhanced	O
T1	O
imaging	O
.	O
</s>
