I functional superior metastases cystic duct II common anterior mesenteric lobes splenic left hepatic
The
hepatic
portal
vein
is
formed
chiefly
by
the
confluence
of
the
and
veins
.
Claude
Couinaud
developed
the
Couinaud
system
of
identifying
of
the
liver
,
and
this
system
helps
clinicians
with
the
diagnosis
and
treatment
of
.
The
left
posterior
branch
supplies
segment
,
and
the
branch
supplies
segments
III
,
IVa
and
IVb
.
The
bile
duct
is
formed
from
the
union
of
the
and
ducts
.
Lobe
is
drained
of
bile
by
ducts
from
the
right
AND
left
hepatic
ducts
.