Tests for Diagnosing Breast Cancer

Medically Reviewed by Carol DerSarkissian, MD on August 26, 2021

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

Breast biopsy

Breast MRI

Breast ultrasound

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

Sentinel lymph node biopsy

PET scan