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USMLE - DevMilestone
USMLE - Developmental Milestones, First Aid
| milestone | age |
|---|---|
| holds head up | 3 mo |
| moro reflex disappears | 3 mo |
| social smile | 3 mo |
| rolls front to back | 4-5 mo |
| sits when propped | 4-5 mo |
| recognizes people | 4-5 mo |
| sits alone | 7-9 mo |
| crawls | 7-9 mo |
| stranger anxiety | 7-9 mo |
| orients to voice | 7-9 mo |
| upgoing babinski disappears | 12-14 mo |
| Walks | 15 mo |
| says few words | 15 mo |
| separation anxiety | 15 mo |
| climbs stairs | 12-24 mo |
| stacks 3 blocks | 12-24 mo |
| object permanence | 12-24 mo |
| stacks 6 blocks | 18-24 mo |
| rapprochement | 18-24 mo |
| parallel play | 24-48 mo; 2-4 yrs |
| core gender identity | 24-36 mo; 2-3 yrs |
| stacks 9 blocks | 30-36 mo; 2.5-3 yrs |
| toilet training | 30-36 mo; 2.5-3 yrs |
| rides tricycle | 36 mo; 3 yrs |
| copies line/circle drawing | 36 mo; 3 yrs |
| group play | 36 mo; 3 yrs |
| simple drawings | 4 yrs |
| hops on 1 foot | 4 yrs |
| cooperative play | 4 yrs |
| imaginary friends | 4 yrs |
| grooms self | 4 yrs |
| brushes teeth | 4 yrs |
| reads | 6-11 yrs |
| understands death | 6-11 yrs |
| development of conscience (superego) | 6-11 yrs |
| same sex friends | 6-11 yrs |
| ID with same sex parent | 6-11 yrs |
| girls puberty | 11 |
| boys puberty | 13 |
| what can children do at puberty | abstract reasoning (formal operations) |
| formation of personality | puberty |