A neurilemmoma or Schwann cell tumor is a distinctive nerve sheath tumor, characterized histologically by the regimentation of its cells. It is probably seen more commonly by surgeons than by dermatologists. While dermatology texts refer to it, no original article was found in the American dermatologic literature of the past 20 years. The following is a synopsis of statements found in several books. 1-10 Neurilemmomas usually are solitary and affect women more frequently than men in a mean ratio of about 7:4, 11,12 without particular affinity for any age group. They occur commonly on the cranial nerves (except the olfactory and optic), with the acoustic nerve being the one most frequently affected in its vestibular branch. When peripheral neurilemmomas are found, they are seen to occur on nerves in the scalp, face, sides of the neck, tongue, flexures of the arms, wrists, knees and