Invasive mucinous carcinoma is a type of breast cancer where the tumour cells are surrounded by a thick fluid called mucin. To be called mucinous carcinoma, at least 90% of the tumour needs to be made up of mucin. Compared to the more common invasive ductal carcinoma, invasive mucinous carcinoma is more likely to develop …
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Phyllodes tumour is a rare type of breast tumour. Most phyllodes tumours will behave like non-cancerous tumours. However, a small number (approximately 10%) will behave like cancer. This behaviour includes the ability to spread through the normal tissue in the breast and to other parts of the body. The entire tumour must be removed surgically …
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A fibroadenoma is a benign (noncancerous) type of breast tumor. It is made of both epithelial cells (the cells that line breast ducts) and stromal cells (the connective tissue that supports the ducts). Fibroadenomas are not cancerous, and having a fibroadenoma does not increase the risk of developing breast cancer in the future. If a …
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Papillary lesion of the breast is a term pathologists use to describe a group of breast tumours that look similar when examined under the microscope. This group includes both non-cancerous tumours and cancers. Papillary lesion is a preliminary diagnosis. Typically, the entire tumour needs to be removed and examined before a final diagnosis can be …
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Invasive ductal carcinoma is the most common type of breast cancer. It originates from epithelial cells lining the ducts of the breast and spreads into the surrounding breast tissue. If not treated, invasive ductal carcinoma can spread to other body parts, such as the lymph nodes, bones, and lungs. Another name for this type of …
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