Jan 02, · Hello - I am a transgender male to female and I cannot use hormone therapy because of the family history and genetics of breast cancer in my family. I am a tall and lean male now, and will be a tall and lean female with breast augmentation without hormone therapy. Transgender hormone therapy of the male-to-female (MTF) type, also known as feminizing hormone therapy, In spite of the induction of breast development, transgender women who undergo HRT do not have an increased risk of breast . Many male-to-female (MTF) patients see some sort of breast development from long-term hormone replacement therapy. Those who desire larger breasts than what HRT can produce may choose to undergo breast augmentation. This procedure uses saline or silicone implants to enhance the size and shape of the 96%(49).