<unk> , also known as<unk>  breasts, is a condition of the breasts where a higher proportion of the breasts are made up of glandular tissue and fibrous tissue than fatty tissue. Around 40–50% of women have<unk>  and one of the main medical components of the condition is that mammograms are unable to differentiate tumorous tissue from the surrounding<unk>  tissue. This increases the risk of late diagnosis of breast cancer in women with<unk> . Additionally, women with such tissue have a higher likelihood of developing breast cancer in general, though the reasons for this are poorly understood.
Dense breast tissue
Fatty-replaced breast tissue
Accessory breast
Breast mass
Fibrocystic breast changes
Breast hemicircumference
Breast pain
Breast atrophy