Leviticus 13:17

“And the priest shall see him, etc.] Review him, and examine him thoroughly: and, behold, [if] the plague be turned into white; the raw flesh in the swelling, which looked red, is become white: then the priest shall pronounce [him] clean [that hath] the plague; that was supposed to have the plague of leprosy; but upon a review, and on this change of things, has not, he shall declare him free from it, he [is] clean; and under no obligation to the laws and rites concerning it.”

“The disease here indicated appears to be that now known as Lepra commonis, the common White Leprosy, or Dry Tetter. It first shows itself in reddish pimples, the surface of which becomes white and scaly, spreading in a circular form until they meet each other and cover large patches of the body. It scarcely affects the general health, and for the most part disappears of itself, though it often lasts for years. From his head even to his foot, wheresoever. the priest looketh - The first appearance of the Lepra Commonis may take place in any part of the body, especially, however, at the larger joints of the limbs; but the spots of elephantiasis are almost always first seen, on those parts which…”