<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I have been experiencing rectal bleeding, sharp abdominal pain, vaginal dryness, symptoms of prostate, and even irregular belly button lately. What could be the issue?  <response>: It seems like you might be suffering from anal fissure, which is a tear in the lining of the anal canal. The symptoms you have described are common for this condition. 