Background: Bullous pemphigoid (BP) is the most common autoimmune subepidermal blistering disorder, histopathologically composed of subepidermal split with a superficial perivascular inflammatory infiltrate,numerous eosinophils and intersperesed mast cells. On the other hand neurofibroma (NF) is a benign soft tissue tumor, which is composed of Schwann cells,fibroblasts, perineurial cells, endothelial cells, lymphocytes and mast cells.

Dermatology, Histopathlogy, Dermatopathology, Bullous Pemphigoid, Neurofibroma, Neurofibromatosis Type 1, Mast Cell