Nevus
of
Ota
,
which
originally
was
described
by
Ota
and
Tanino
____________________
1939
,
is
a
hamartoma
of
dermal
melanocytes
.
Clinically
,
nevus
of
Ota
____________________
as
a
blue
or
gray
patch
on
the
face
,
which
____________________
congenital
,
with
onset
at
birth
or
around
puberty
____________________
is
within
the
distribution
____________________
the
ophthalmic
and
maxillary
branches
of
the
trigeminal
nerve
.
The
nevus
can
be
____________________
or
bilateral
,
and
,
in
addition
to
skin
,
it
may
____________________
ocular
and
oral
mucosal
surfaces
.