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小儿智力发育落后的早期表现如下: 3个月小儿在母亲逗他(她)时,还不会微笑。 4个月时对铃声没有反应。 6个月时小儿不能注视自己的双手,眼睛不能跟踪物体或人。 5个月以后的婴儿完全没有认生现象。 7个月以后尚未出现咀嚼动作。在打针时不知哭,需反复、持续地对其进行刺激才能引起啼哭。小儿“乖”得出奇,整天躺着睡,且喂奶困难,如不给他喂奶,就一直睡下去。 6个月以后乃至1周岁之后仍出现玩弄自己手的现象,或经常将东西(玩具等)放在口中。出生半岁还格外安静、老实,从来不知道哭闹,6个月后还是很少动作,哭声无力或呈尖叫声。 6个月以上小儿头围小于43厘米,伴有前额狭窄,
The early signs of a child’s mental retardation are as follows: 3 months The child does not smile when the mother teases him or her. 4 months did not respond to ringtones. At 6 months, children can not look at their own hands and their eyes can not track objects or people. 5 months after the baby completely no student phenomenon. 7 months after the chewing action has not yet appeared. I do not know crying in the injection, need to be repeated, continue to stimulate it in order to cause crying. Pediatric “good” surprisingly, lying all night sleeping, and breastfeeding difficulties, if not give him breastfeeding, it has been to sleep. 6 months or even 1 year old still appear to play with their own hands, or often things (toys, etc.) in the mouth. Half a year old was particularly quiet, honest, never knew crying, 6 months after the action is still very little, crying weak or screams. 6 months or more head circumference less than 43 cm, accompanied by narrow forehead,