患儿男 ,1小时 ,因生后皮肤青紫 ,气促伴口吐沫收入院。患儿Ｇ1Ｐ1足月阴道顺产 ,阿氏评分 1分钟 9分 ,5分钟、1 0分钟均 9分 ,肤色青紫扣 1分 ,胎膜早破 2天 ,羊水Ⅲ°污染 ,脐带绕颈 2周 ,呈麻花样 ,胎盘无异常。无家族遗传性疾病史 ,父母非近亲婚配 ,身体健康 ,母孕期无疾病 Children male, 1 hour, bruising due to postnatal skin, spit with spit bubble income hospital. Children with full-term vaginal birth G1P1, Ash ratings of 1 minute 9 minutes, 5 minutes, 10 minutes were 9 points, 1 point of skin color cyanosis, premature rupture of membranes 2 days, amniotic fluid Ⅲ ° pollution, umbilical cord around the neck for 2 weeks, Was a twist pattern, no abnormalities in the placenta. No history of familial hereditary diseases, parents non-relatives marriage, good health, no disease during pregnancy