<s>
Cardiac	B-Algorithm
ventriculography	I-Algorithm
is	O
a	O
medical	B-Application
imaging	I-Application
test	O
used	O
to	O
determine	O
a	O
person	O
's	O
heart	O
function	O
in	O
the	O
right	O
,	O
or	O
left	O
ventricle	O
.	O
</s>
<s>
Cardiac	B-Algorithm
ventriculography	I-Algorithm
involves	O
injecting	O
contrast	O
media	O
into	O
the	O
heart	O
's	O
ventricle(s )	O
to	O
measure	O
the	O
volume	O
of	O
blood	O
pumped	O
.	O
</s>
<s>
Cardiac	B-Algorithm
ventriculography	I-Algorithm
can	O
be	O
performed	O
with	O
a	O
radionuclide	O
in	O
radionuclide	O
ventriculography	O
or	O
with	O
an	O
iodine-based	O
contrast	O
in	O
cardiac	O
chamber	O
catheterization	O
.	O
</s>
<s>
The	O
3	O
major	O
measurements	O
obtained	O
by	O
cardiac	B-Algorithm
ventriculography	I-Algorithm
are	O
:	O
</s>
