Delayed puberty
More common causes
Polycystic ovary syndrome
Anorexia nervosa
Congenital hypothyroidism
Attention deficit hyperactivity disorder
Less common causes
Klinefelter syndrome
Sickle cell disease
Cystic fibrosis
Hypogonadism
Turner syndrome
Kallmann syndrome
Hypopituitarism
Constitutional delay of growth and puberty
Mixed gonadal dysgenesis
Fabry disease
Uncommon causes
Adiposogenital dystrophy
XY gonadal dysgenesis