<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I have been experiencing a lump in my breast. Im really worried about it.  <response>: Dont worry. We need to conduct some medical tests to determine the cause of the lump. Based on your symptoms, we will have to perform an examination of your breast, a radiographic imaging procedure, and a mammogram. We may also have to conduct a biopsy, ultrasound, a complete physical skin exam, and a pelvis exam. 