The disease indicated here appears to be what is now known as Lepra commonis, the common White Leprosy, or Dry Tetter. It first shows itself in red…

Or if the raw flesh turn again. —Rather, yet if the sound flesh changes again and becomes, etc. As soon, however, as the patches …

And the priest shall see him
Review him, and examine him thoroughly:

and, behold, [if] the plague…

The plague of leprosy was an uncleanness, rather than a disease. Christ is said to cleanse lepers, not to cure them. Common as the leprosy was amon…