1, abnormal crying, that is, it takes a long time from stimulation to crying, and sometimes it takes repeated stimulation or continuous stimulation to cause crying, or crying is sharp, or crying is weak.
2, the baby's sucking ability is poor, chewing late, and swallowing disorders and vomiting are prone to occur when eating solid food.
3. It is not easy to wake up after sleeping too much.
4. It takes 100 days to smile, and the expression is dull, or you still can't show a natural smile after 6 months.
5, slow to respond to external stimuli. When you are 6 months old, you can't look at objects moving slowly on your face, turn your head in the direction of making noises, turn over by yourself, and sit still with the help of adults.
For 6, 7~9 months, I still drool frequently and grind my teeth when I am awake.
7.9 months old, I can't take the initiative to reach for things, and I can't support my weight with my legs when I am supported by adults.
8. Language development is backward. By 10 months, I still can't babble and my pronunciation is not clear.
9. Lack of interest in the people and environment around you, dislike of interacting with people, and lack of emotional attachment.
Second, the performance of bradykinesia in 1 year-old infants
1, abnormal head circumference. Head circumference is a morphological index of brain development, and infants with brain injury often have abnormal head circumference.
2, poor weight gain, reduced eating and weak breastfeeding.
3, clench your fists with both hands, often you can't open your fists, or your thumb is adducted, you can't reach out and grab things.
4, the body is twisted. Infants aged 3~4 months have body torsion, which often suggests extrapyramidal injuries.
5. The head is unstable. For example, a 4-month-old baby can't stand upright, sit or look up.
6, strabismus. The baby of 3~4 months has strabismus or poor eye movement.
7. Half a year has passed, and the action of playing with hands while watching still persists; Can't sit up for 7 months; 1 year-old can't walk yet.