<unk>  is a relatively rare type of<unk> , or tumor involving nervous tissue, in the skin. There are three types of true<unk> s of the skin and mucous membranes known to exist: traumatic<unk> s, multiple mucosal<unk> s, and solitary palisaded encapsulated<unk> s.
Neuroma cutis
Lymphangioma circumscriptum
Infantile hemangioma
Nevus flammeus nuchae
Warty dyskeratoma
Osteoma cutis
Acrospiroma
Nuchal fibroma