Climbing the Decision Tree

“One of the first duties of the physician is to educate the masses not to take medicine.”

  • Sir William Osler (1849–1919) Canadian physician; a founder of Johns Hopkins

Over 8 years ago, perhaps while doing my morning shave, I noticed a peculiar dark discoloration of a portion of the right side of my face extending below the sideburn almost to the chin. I thought it rather odd, but had no idea as to the cause. I felt fine and had no systemic symptoms. I had no good idea whether it came about with suddenness or gradually.