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10 Cards in this Set

  • Front
  • Back

Prenatal Growth

1.2-1.5 cm / week

Infancy

23 to 28 cm/ year

Childhood

5-6.5 cm / year

Puberty

8.3 cm/year (girls), 9.5 cm/year (boys)

Definition of Growth Failure

Height below 2rd percentile (2 SDs below average)


Height below genetic potential (2 SDs below mid parental target)


Abnormally slow growth velocity ( <2 inches of < 5 cm/year from ages 3 to puberty)
Downward crossing percentile on growth chart after 18 months

Healthy but Short Children

- Familial short stature


- Constitutional growth delay


Non-organic Etiologies

Psychosocial deprivation


Nutritional dwarfing (anorexia nervosa, kwashiorkor, picky eater, fear of obesity, fear of hypercholesterolemia)
Micronutrient deficiency (zinc, iron)

Intrinsic Short Stature

Small-for-Gestational Age


Genetic Syndromes (Down's, Turner, Prader-Willi)
Achondroplasia/hypochondroplasia

Systemic diseases

Infectious: HIV, TB


Cardiac


Renal: renal tubular acidosis, chronic renal insufficiency


GI: cystic fibrosis, inflammatory bowel disease, celiac disease, celiac disease

Endocrinopathies

Early puberty, cortisol excess, hypothyroidism, diabetes, inadequate growth hormone action (growth hormone deficiency or growth hormone insensitivity, Laron types 1 and 2)