GYN: Tanner Stage Flashcards
What is the puberty sequence in girls?
growth spurt –> thelarche –> pubarche (adrenarche) –> menarche
Puberty occurs earlier in girls with the following characteristics:
Obesity
Less stressful living
Mother with early puberty
Urban Dwelling
Black Race: 6-12 months early, precocious puberty is MORE likely
How soon are breast buds does menarche typically occur?
2 years
What is the average age of menarche?
12.5 years
What role does estrogen play in puberty?
increased GnRH causes estrogen production, which causes development of secondary sex characteristics
What role doe androgens (DHEA and DHEA-S) play in puberty?
produced by adrenal glands, stimulate growth of pubic hair
What is Tanner Stage 1
Pre puberty
NO breast buds, only papilla elevated
No pubic hair
What is average age for tanner stage 1
9-11 years
What is Tanner Stage 2
Breast buds and papilla elevated
Downy pigmented pubic hair, longer but straight along labia majora; hair is sparse
What is the average age for tanner stage 2
9-11
What is Tanner stage 3?
Breast mound enlargement - present rounded contour
Pubic hair is darker, coarser, curling on mons and labia majora
Growth spurt onset
What age is tanner stage 3
11-13
What is tanner stage 4?
Breast: Areola and papilla are elevated to form a second mound above level of the rest of breast
Adult-type pubic hair with no spread to medial surface of thighs (hair is darker, curly, coarser over mons and labia, but area is smaller than adult)
Menarche
What age is tanner 4?
12-14
What is tanner stage 5?
Breast: recession of the areola to mound of breast (now flush - no secondary mound)
Extension of pubic hair to medial thigh
