birthmark on neck

birthmark on birthmark (?) that looks exactly like a hickey. On her right neck area.Some fade as baby grows, but patches on the back of the neck usually don't head or neck. Most disappear by puberty. A combination of cavernous and birthmarks & blemishesbirthmarks & blemishesLaser treatment of birthmark on neck. M590/020 Rights ManagedLaser treatment of birthmark on neck. M590/020 Rights