Sandbox:MGS
Classification Based on
=Malignant Tumors
Adenocarcinomas account for 99% of breast cancer.
- Ductal:
- ductal carcinoma in situ (DCIS): ~10%
- comedo type: ~60% of DCIS
- non comedo type: ~40% of DCIS
- papillary
- micropapillary
- cribriform
- solid
- intracystic papillary carcinoma in situ
- invasive ductal carcinoma
- invasive ductal carcinoma not otherwise specified (NOS): ~65%
- tubular carcinoma of breast: ~7-8%
- tubulolobular carcinoma of breast
- medullary carcinoma of breast (MCB): ~2%
- mucinous (colloid) carcinoma: ~2%
- malignant papillary lesions of the breast
- papillary carcinoma of breast: 1-2% 1
- Paget's disease of breast