Plexiform neurofibromas are large extensive tumors that grow from nerves anywhere in the body.
Unlike cutaneous neurofibromas, plexiform neurofibromas are often found in young children
, sometimes even present around the time of birth. Rarely they can become malignant.Plexiform neurofibromas may be located around the eye
socket, face, arm, leg, back, chest, or abdomen.