Delayed puberty

Question 1

What is delayed puberty?

Answer 1

Delayed puberty is when there are no signs of secondary sexual characteristics by the age of 14 years

Question 2

What is hypogonadotropic hypogonadism?

Answer 2

1. low levels of GnRH hormone circulating as a result there is insufficient stimulation of the gonads to secrete sex hormones and initiate puberty.

Question 3

What is hypergonadotropic hypogonadism?

Answer 3

The failure of the gonads to respond despite high circulation of gonadotropin hormones

Question 4

What is hypergonaotropic hypogonadism associated with?

Answer 4

1. Turner’s syndrome
2. XX gonadal dysgenesis
3. Premature ovarian failure

Question 5

What are the common causes of delayed puberty and primary amenorrhea?

Answer 5

1. Hypergonadotropic hypogonadism

2. Hypogonadotropic hypogonadism

Question 6

Name 4 causes of delayed puberty?

Answer 6

1. Anorexia nervosa
2. Chronic diseases - diabetes / renal failure
3. Pituitary tumor
4. Turner’s syndrome