about a month ago i discovered a small bumb om my scrotum, and now its gotten just a bit bigger today i squeezed sum white-ish stuff out of it but after that nothing would excrete and when i push it around it moves under the skin and its not attached 2 my testes so its probly not cancerous its color isint that much different from the skin around it, and its real shiny lol and its considerably harder than other skin 2 what could it b?????