患儿,男,11月,因不会站、坐,不会翻身,智力低下就诊。体查:特殊面容,鼻梁塌陷,珠形鼻,眼距宽,眼裂上斜,前额窄小,耳廓大,低位耳,后枕部平低,智力较同龄儿明显低下,对声、光等各种反应均迟钝,手脚活动不灵活,站立时腿弯曲。患儿出生时父 Children, male, November, because they will not stand, sit, will not stand up, mental retardation treatment. Physical examination: special face, nasal bridge collapse, bead-shaped nose, wide ocular distance, oblique incision, narrow forehead, auricle, low ear, occipital flat after low intelligence significantly lower than their peers, the sound and light All kinds of reactions are slow, hands and feet activities are not flexible, standing legs bent. Father at birth