small red bumps on my scrotum mostly in the back where it is warm, also a rash that will not go away.  also itchy from time 2 time,  the bumps are red about the size of a nerds candy.  about 13 bumps all them are red and some skin colored.  very hard 2 pop u had 2 take a razor and cut one open and a white sack came out, when i squeezed that sack white puss came out like wax texter.  i have been too three doctors at the ER- and they told me its not a STD so what is it and what can i do as a home remedy treatment ?  I have had these for almost 2 years, please help me.