CD34 and cutaneous fibrous histiocytoma: D-E-F (Case #7): Histological and immunohistochemical particularities of CD34- negative dermatofibroma diagnosed in a 63-year-old female that presented with a hypopigmented, raised lesion on the right leg. Histologically, the lesion is large and composed of non-encapsulated, dermally centered, densely cellular spindle cell lesion, separated by collagen bundles and arranged in vague bundle patterns.