What are the most disgusting disease symptoms out there?

Sociopathy: No conscience or sense of duty to others. On the global scale, the actions by politicians to keep people poor, ignorant, and sick. Nothing physically ugly or grotesque disgusts a physician. What about you? Learning about the terrible things in this world is a step toward adulthood. As a mature individual, try to find ways to make the world a better place, instead of denying the wrong that's there.