There are many kinds of breast cancer examinations, the more common ones in clinical practice are breast ultrasound, mammogram, breast MRI and breast mass aspiration, or pathological examination by taking the mass after surgical excision, etc. These are the more common auxiliary examinations for breast cancer. For healthy people, only an annual breast ultrasound is needed, but if a breast mass can be palpated, further examination is needed as follows: 1. You may need to have an MRI of the breast, a puncture of the breast mass or a surgical excision for pathological examination to rule out breast cancer, so it depends on your situation. To conclude, it is enough for healthy people without any symptoms to have an economical and convenient mammogram, but if you feel a lump in your breast, you need to pay attention and go to the hospital for a more detailed examination to rule out breast cancer.