Delayed onset of puberty is considered 14 years old in girls and 15 years old in boys. Most frequently, the delay is due to a constitutional, non-pathologic delay in growth and puberty.
Pubertal delay
Delayed puberty
Precocious puberty
Micrognathism
Hypogonadotrophic hypogonadism
Mental retardation
Constitutional delay of puberty
Hyperandrogenism