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Flashcards in Stature Deck (13)
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1
Q

Peak growth prior to puberty

A

5-6 cm/yr

Slight deceleration before puberty

2
Q

Peak growth during puberty

A

SMR 3

In boys, occurs ~2 years after girls

In girls, occurs ~1.5 years before menarche

The earlier puberty occurs, the shorter the adult height.

3
Q

Growth hormone deficiency

A

Congenital GHD
Presents ~6 months old (infancy) with slowed growth
-Micropenis
-hypoglycemia

  • Septo-optic dysplasia
  • breech
  • prolonged jaundice

Delayed bone age
No family history

4
Q

Nutrition deficiency

A

Underweight

Bone age normal

5
Q

Crohn’s disease short stature

A

Can be the first symptom of Crohn’s disease

Order an ESR (elevated)

6
Q
Constitutional delay 
(late bloomers)
A
More common in males
\+Family history
delayed bone age
Delayed puberty
Weight gain normal

Decrease growth rate on growth chart in teenage years
Usually hit puberty ~16 years old

7
Q

Familial short stature

A

~/<5th percentile height
Normal growth velocity

Bone age equals chronological age

Parents heights are short

8
Q

Syndromes that make you short

A

Turner syndrome

  • often treated with growth hormone
  • labs: karyotype, FSH, LH, TSH

Achondroplasia

Premature puberty
-androgens cause premature closure of growth plates

Hypothyroidism
-delayed bone age

9
Q

Most important determinant of adult height in kids with tall stature

A

SMR (sexual maturity rating)

10
Q

Genetic conditions that cause tall stature

A

Klinefelter syndrome

  • normal at birth
  • XXY
  • gynecomastia
  • small testicles
  • Learning disabilities, normal intelligence usually

Marfan syndrome

  • sudden-death, aortic aneurysm
  • Arachnodactyly

Soto syndrome

  • large head circumference
  • cognitive defects
11
Q

High caloric intake

A

Tall
Overweight
Normal to advanced bone age

12
Q

Normal bone age

A

Nutrition deficiency

Familial short stature

13
Q

Delayed bone age

A

Growth hormone deficiency

Constitutional delay (late bloomers)

Hypothyroidism