Well this morning i got up to take my usual shower when my girlfriend looked at my penis she noticed something on my scrotum we started to look and it was some patches of discoloration on the bottom part . its like patches and i remembered that the past week ive been realy itchy down there so my question is , could i be allergic to something and is the discoloration do to the fact that i was scratichin Vigorously or is there something else im verry conserned
thank u for u help