Pediatric Developmental Milestones Usmle

Front 1

Developmental Milestones

2 months

Back 1

Lifts head/chest when prone

Tracks past midline

Alerts to sound; coos

Recognizes parent; social smile

Front 2

Developmental Milestones

4-5 months

Back 2

Rolls front to back, back to front (5 months)

Grasps rattle (two hands)

Orients to voice, begins to make consonant sounds, razzes

Enjoys looking around; laughs

Front 3

Developmental Milestones

6 months

Back 3

Sits unassisted

Transfers objects; raking grasp

Babbles

Stranger anxiety

Front 4

Developmental milestones

9-10 months

Back 4

Crawls; pulls to stand

Uses three-finger (immature) pincer grasp

Says "mama/dada" (nonspecific)

Waves bye-bye; plays pat-a-cake

Front 5

Develpmental Milestones

12 months

Back 5

Cruises (11 months; Walks alone

Uses two-finger (mature) pincer grasp

Says "mama/dada" (specific)

Imitates actions; separation anxiety

Front 6

Developmental milestones

15 months

Back 6

Walks backward.

Uses cup.

Uses 4-6 words.

Temper tantrums

Front 7

Developmental milestones

18 months

Back 7

Runs; kicks a ball

Builds tower of 2-4 cubes

Names common objects

May start toilet training

Front 8

Developmental milestones

2 years

Back 8

Walks up/down steps with help; jumps

Builds tower of six cubes

Uses two-word phrases.

Follows two-step commands; removes clothes

Front 9

Developmental milestones

3 years

Back 9

Rides tricycle; climbs stairs with alternating feet (3-4 years)

Copies a circle; uses utensils

Uses three-words sentences.

Brushes teeth with help; washes/dries hands.

Front 10

Developmental milestones

4 years

Back 10

Hops

Copies a square

Knows colors and some numbers.

Cooperative play; plays board games.

Front 11

Develppmental milestones

5 years

Back 11

Skips; walks backward for long distances

Ties shoelaces; knows left and right; prints letters.

Uses five-word senteces.

Domestic role playing; plays dress-up

Front 12

Lifts head/chest when prone.

Back 12

2 months

Front 13

Social smile

Back 13

2 months

Front 14

Rolls front to back

Back 14

4-5 months

Front 15

Stranger anxiety

Back 15

6 months

Front 16

Three-pincer grasp (immature)

Back 16

9-10 months

Front 17

Walks alone

Back 17

12 months

Front 18

Two-finger pincer grasp (mature)

Back 18

12 months

Front 19

Separation anxiety

Back 19

12 months

Front 20

Walks backward

Back 20

15 months

Front 21

Temper tantrums

Back 21

15 months

Front 22

Uses two-word phrases

Back 22

2 years

Front 23

Follow two-step commands

Back 23

2 years

Front 24

Rides tricycle

Back 24

3 years

Front 25

Climbs stairs with alternating feet

Back 25

3 years

Front 26

Uses three-word sentences

Back 26

3 years

Front 27

Hops

Back 27

4 years

Front 28

Cooperative play

Back 28

4 years

Front 29

Skips

Back 29

5 years

Front 30

Ties shoelaces

Back 30

5 years

Front 31

Domestic role-playing

Back 31

5 years