<unk> s, or histiocytomas, are common noncancerous (benign) skin growths. They are firm to hard, and they are skin-colored or slightly pigmented.<unk> s can be tender. These lesions usually persist for life, and they may heal as depressed scars after several years. Occasionally,<unk> s found in large numbers in grouped or linear clusters are seen in association with immune disturbances, such as leukemia, HIV, and lupus.
Dermatofibroma
Elastofibroma
Trichoepithelioma
Angiokeratoma
Dermatofibrosarcoma protuberans
Dermatofibrosarcoma
Basal cell carcinoma
Pyogenic granuloma