The breast is made up of ducts and lobules. The cells in the lining of a normal milk duct grow in an orderly single layer. Sometimes there can be an overgrowth of abnormal cells in the milk ducts. This is known as atypical ductal hyperplasia.

Atypical ductal hyperplasia is not cancer, but it does put you at a greater risk of developing breast cancer. Here are answers to some common questions I hear about atypical ductal hyperplasia...