[Skin diseases among refugees and immigrants. Four exotic case reports].

The influx of immigrants from outside the Western world, has led to a wider spectrum of dermatological diseases seen by doctors in Denmark. We present four case histories, in which the disease was brought to Denmark from the patient's land of origin. Tropical diseases may present as a skin disease as such, or a generalised disease with skin manifestations, the commonest signs being ulcers, papules, exanthema, changes in pigmentation, and itching.