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Menarche and adolescent gynaecology 

Menarche and adolescent gynaecology
Menarche and adolescent gynaecology

Enda McVeigh

, John Guillebaud

, and Roy Homburg

Page of

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date: 21 October 2021


Hypothalamic–pituitary–gonadal axis

Stages of puberty

Precocious puberty

Delayed puberty

Further reading

Puberty marks the change from childhood to adolescence—in girls the development of breasts and 2° sexual hair and the onset of menstruation. At the same time there is a period of accelerated growth. The age at which the changes take place is variable, but it is abnormal for there to be no signs of 2° sexual development at the age of 14yrs....

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