Learn about diagnosis, treatment, and prevention of anal warts. This causes the bumps to turn white and become more visible. However, this.
If you notice what appears to be an anal pimple, don't pick at it. That can lead to infection and other complications. The bump you feel may also.
I am 31 years old and I have found a large white lump on my anal opening that is situated on the right wall, blocking the anal passage.