(1) The peripheral nervous system includes cranial and peripheral nerves and associated ganglia.(2) They are attached to the cranial or spinal meninges and usually present as a single mass.(3) The lesion appeared to extrude into the cranial cavity with the dura mater in its integrity.(4) The temporal muscle may have a more extensive cranial origin than usual.(5) Some osteopaths do cranial manipulation, also called cranial osteopathy.