hi i am really worried about a black dark mark i have on my penis and also i bump that looks like a bump with puss in but is quite hard . To be honest i am very worried and not sure what to do , i can send you pictures ? .. i was going to contact my GP too regarding this . Any help would be great . All the best Carl
Hi, dairy have gone through your question. I can understand your concern. You may have some inflammation or abscess formation over there or some other lesion.  Please send me photograph in attachments. So that I can help you further. Thanks for using Chat Doctor. Wish you a very good health.