Growth Abnormalities

Question 1

At what age does bone age become reliable for helping determine growth abnormalities?

Answer 1

5 years old

Question 2

What is the leading cause of short-stature worldwide?

Answer 2

Malnutrition

Question 3

Constitutional Delay of Growth and Puberty (CDGP)

Answer 3

normal size at birth w/slowing of height velocity in first 3-5 years

• delayed bone age; parent likely a “late bloomer”
• undergo complete catchup growth and achieve an adult height that is within their genetic range

Question 4

Familial Short Stature

Answer 4

• child’s height less than 2 SD for age but still calculated to hit calculated mid-parental height
• bone age same as actual age
• normal height velocity

Question 5

Besides being idiopathic (41%), Growth Hormone Deficiency in children is commonly caused by what two etiologies?

Answer 5

Intracranial lesions or radiation treatment (35%)