Spence Breast Development Clinic Itsukaichi Mei... ⟶

The Rose Centre, St George’s Hospital NHS Trust, Perimeter Rd, London SW17 0QT, United Kingdom

“Here,” Mei pointed. “Your right side has a normal glandular tree. Your left side… see this? The tree is there, but the branches are still growing. It’s called delayed unilateral thelarche. It’s not dangerous. It’s just slow.” Spence Breast Development Clinic Itsukaichi Mei...

Because it consists of true glandular breast tissue, the Tail of Spence undergoes identical physiological changes during puberty, menstrual cycles, pregnancy, and lactation. Hormonal surges can cause this specific area to swell, become tender, or enlarge. The Rose Centre, St George’s Hospital NHS Trust,