What is delayed puberty causes ?

Delayed puberty

What is delayed puberty ?

The puberty is delayed when the puberty is delayed to 13 years in females and 14 years in males .

What are the causes of the delayed puberty ?

Puberty is a coordination between hormonal factors which lead to start of the phase of the puberty .

This may be :

1-          Low gonadrophin hormones (F.S.H and L.H. ) and low steroids . This occurs in the cases of Kallman syndrome , CNS radiation or lesion in the hypothalamus and pituitary gland .

2-          In other cases the gonodatrophin hormone may be normal ( in females it is F.S.H and L.H. ) but the steroids like estrogen and progesterone in females is low  and this occurs in Turner syndrome or Klinefelter syndrome .

Constitutional delay of growth and puberty , may be the delay is generalized not only the sexua development , here the delay in the sexual development is a part of a constitutional delay .