患儿,男,以“发现口腔内新生物4h”为主诉就诊。该患儿为38周足月剖宫产,羊水、胎盘、脐带正常,于当地医院出生后清理口腔时发现一新生物,因未及时牵引出,新生物脱落向下,具体部位不详,患儿呼吸音粗,无明显呼吸困难、憋气症状,无喉喘鸣。查体:体温36.4℃,脉搏128次/min,呼吸26次/min,体重3 000g,前囟平坦,无口唇发绀,无鼻翼扇动,三凹征阴性。颈软无抵抗,胸廓对称,双肺听诊呼吸音粗,未闻及干湿啰音,无痰鸣 Children, men, to “found oral newborn 4h ” as the main complaint. The cesarean section, 38 weeks of full-term cesarean section, amniotic fluid, placenta and umbilical cord were normal. A new organism was found in the mouth of the local hospital after it was cleaned up. Because of the lack of timely traction, the new organism fell off and the specific site was unknown. Breath sounds coarse, no obvious breathing difficulties, suffocation symptoms, no throat wheezing. Physical examination: body temperature 36.4 ℃, pulse 128 beats / min, breathing 26 beats / min, weight 3000g, flat bregma, no lip cyanosis, no nose flap, three concave sign negative. Neck soft non-resistance, symmetrical thorax, lung auscultation breath sounds rough, no smell and wet and dry rales, no phlegm