greyscale
[Obvious warning is obvious: potential spoilers for A Song of Ice and Fire novels/Game of Thrones TV series below].
While no one will claim that George R.R. Martin's epic series, "A Song of Ice and Fire," is historically accurate, there are a number of historical parallels that can be drawn from the characters and plotline--particularly from medieval Europe. While most of those relate to epic battles or former monarchs or other royalty, another of Martin's characters, so to speak, is the disease greyscale (1).
Greyscale is a contagious disease that seems to come in at least two distinct forms…