Lepra, psora, psoriasis.
This article traces the curious history of how psoriasis came to be called by its present appellation. In retelling the story, psoriasis is seen as a disease (known since antiquity) that has been confused with leprosy, with some tragic results.
D001633:Bible; D004739:England; D006115:Greece; D049672:History, 19th Century; D049690:History, Ancient; D049691:History, Medieval; D006801:Humans; D007918:Leprosy / Q000145:classification / Q000266:history*; D011565:Psoriasis / Q000145:classification / Q000266:history*; D012384:Rome; D009626:Terminology as Topic; D014481:United States