Peripheral nerve and cutaneous neural tumors: introduction, definitions, and classification -- Special techniques for the study of cutaneous neural tumors -- Nonneoplastic and hamartomatous lesions of the cutaneous peripheral nerve -- Benign cutaneous neoplasms with peripheral nerve differentiation -- Malignant cutaneous neoplasms with peripheral nerve differentiation -- Cutaneous proliferations with putative neural differentiation -- Cutaneous neuroblastic and ganglion cell proliferations -- Cutaneous glial and meningothelial proliferations