Hello, about 2 weeks ago a dot appear on my penis. On monday went to the urologist but he say don't to worry no HPV. Now about 5 days later brown skin is appearing on the back of the penis. When the skin is streatch it dessapear but when is folded it appear more. Is this HPV? Is this a fungus infection? I will see a demartologist but i'm worrying sik. Because it is covering a lot of my penis.