Diagnosis and Testing

Just a few decades ago, doctors viewed breast cancer as a single disease. Today, that has changed. We now know there are many different types of breast cancer, each with its own features.

To learn more about the features of the breast cancer you have, your doctor may need to run some specific tests. In this section, learn more about ways doctors diagnose breast cancer and how they test to find out if it is hormone receptorinfo-icon-positive, HER2-positive or triple-negative. 

In this section you'll find information on