Are there multiples types of cancer of the breast?

Yes: There are many different types if breast cancer based on differences in their appearance under the microscope and the cell receptors and genetics are also showing different types.The treatments are very similar though but the prognosis can be different. Your doctor should explain this to you.

Yes: Ductal cancer is the most common. Can also have cancers start from the lobule (where milk is made). There are other less common types like tubular, papillary, and metaplastic.