Poikiloderma
Poikiloderma is a skin condition that consists of areas of hypopigmentation, hyperpigmentation, telangiectasias and atrophy. Poikiloderma of Civatte is most frequently seen on the chest or the neck, characterized by red colored pigment on the skin that is commonly associated with sun damage. Types Poikiloderma vasculare atrophicans Poikiloderma of Civatte Hereditary sclerosing poikiloderma Causes Congenital Rothmund-Thompson syndrome Dyskeratosis congenita Mendes da Costa syndrome Other hereditary causes Degos-Touraine syndrome Diffuse and macular atrophic dermatosis Hereditary sclerosing poikiloderma of weary Kindler syndrome Xeroderma pigmentosum Acquired Injury to cold, heat, ionizing radiation, exposure to sensitizing chemicals Lichen planus Dermatomyositis Lupus erythematosus Systemic sclerosis Cutaneous T cell lymphomas Pathogenesis The exact cause of poikiloderma of Civatte is unknown; however, extended sun exposure, namely the ultraviolet light emitted by the sun, is the primary factor. Diagnosis Treatment Albeit difficult, treatment of poikiloderma of Civatte involves the delivery of multiple wavelengths of intense pulsed light (IPL) to the affected area. See also Osteopoikilosis List of cutaneous conditions References Disturbances of human pigmentation