[Tropical dermatology-relevant disorders of the scalp].

People whose ancestors came from tropical regions present specific structural characteristics of their skin and hair, including the scalp region. On the one hand, this is for protection against the challenges of these climatic zones; on the other hand, this may lead to an enhanced sensitivity against certain dermatological diseases, either of autoimmune, chronic inflammatory, infectious, or of mechanical origin. A collection of these are discussed in this article.