Normal breast with non–invasive ductal carcinoma in situ (DCIS) in an enlarged cross–section of the duct.
C dilated section of duct to hold milk
F pectoralis major muscle
G chest wall/rib cage
A normal duct cells
B ductal cancer cells
C basement membrane
D lumen (center of duct)
Continue learning about ductal carcinoma in situ (DCIS), as well as other types of cancer in our section: Your Diagnosis.