Table 1

Tanner staging of physical development in adolescent girls

StagePubic hairBreast development
2Narrow border along the labia majoraSmall mound and areola starts to grow
3Becoming darker and more curly, spreading to mons pubisFurther increase and loss of contour of separation between breast and areola
4Increasing but still just at mons pubisAreola and nipple form secondary mound
5Spreads to adult female triangle patternAdult breast appearance