Systemic lupus erythematosus. Image illustrates cutaneous involvement of systemic lupus erythematosus (SLE) in the classic butterfly pattern on the face. This macular and intensely erythematous eruption is frequently aggravated by sun exposure and may flare with other symptoms of systemic disease.
Verruca vulgaris. The common wart is a benign growth caused by localized infection with one of the many types of human papillomavirus. These small DNA viruses are part of the papovavirus group. Warts are especially common among children and adolescents and may occur on any mucocutaneous surface. The hands are a particularly frequent location. The typical wart is a roughsurfaced nodule that may be either lighter or darker than the surrounding skin.