<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I have been experiencing a sharp pain in my groin area and I noticed a bulge that comes and goes.  <response>: Based on your symptoms, we need to perform a physical exam to evaluate your inguinal hernia. We will also measure your prostate specific antigen levels and perform a rectal examination. In some cases, excision may be necessary. 