The following images were obtained from the AJCC Breast cancer chapter in the 8th edition of the Cancer staging manual. The full pdf can be downloaded from the AJCC website along with other great educational resources.
Breast cancer TNM staging and CAP Protocols
Breast cancer "T" staging: A visual guide (AJCC, 8th ed)
Breast cancer "N" staging: A visual guide (AJCC, 8th ed)