In some cases, red spots on the penis may result from minor irritation and disappear in a day or two. Red spots that develop as a result of.
Living With a Sexually Transmitted Disease A rash can show up as red, itchy patches on the tip of your penis or on the shaft. It might appear.
See what herpes, genital warts, the clap, chlamydia, scabies, HIV/AIDS, and other Later, the infection may cause skin rashes or spread to the joints and blood.