Histologic Diagnosis of Inflammatory Skin Diseases

Dermatofibroma

…sual dermatofibroma and may ulcerate in the absence of trauma. Desmoplastic melanoma is more asymmetrical, subtly variegate in color, and unaffiliated with a “dimple sign.” Spitz’s nevus may be red, orange, or pink, as well as brown…

Differential Diagnosis in Dermatopathology

Differential Diagnosis

Dermatofibroma Desmoplastic Spitz’s nevus 1. Acanthotic epidermis often associated with induction of folliculo-sebaceous units 1. Little or no acanthosis; no induction of folliculo-sebaceous units 2. Epidermis often thinned above the cen…

Differential Diagnosis in Dermatopathology

Images

Dermatofibroma Desmoplastic Spitz’s nevus…