Large congenital nevus scalp managed by tissue expansion- a case report.

Tissue expansion is an emerging trend in the reconstruction of various defects of the human body when there is insufficient adjacent tissue for direct closure of the defect or repair with a local tissue transfer. It is the most important armamentarium for aesthetic hair-bearing scalp reconstruction in cases of congenital or acquired defects. In this case, a large linear verrucous epidermal nevus is excised and covered with expanded hair-bearing scalp tissue.