There are several options used to evaluate any suspicious breast tissue
A mammogram is the first diagnostic test. Then a biopsy of tissue to find cancer cells is the test to diagnose cancer. Different tests are used for cancer screening and providing more information if cancer is suspected or after cancer is diagnosed. The following are some common tests that may be used to evaluate cancer:
Bone scan
Chemistry screen
Chest X-ray
Complete blood count (CBC)
CT scan of the brain
CT scan of chest abdomen pelvis
Estrogen and progesterone receptor status
HER2 receptor status
Liver function blood tests
Minimally invasive breast biopsy
MRI scan
PET scan
Tomosynthesis
Ultrasound