男性,7岁。车祸伤致左股骨中上段螺旋形骨折6周,复查X线检查提示骨折远端向上移位2cm,向内向后移位1cm,向前成角10°,骨折断端已有骨痂形成。首选的治疗是() ["不须处理,严密观察","持续性骨牵引","切开复位内固定","透视下闭合复位、经皮克氏针内固定","手法复位,石膏外固定"]
下列哪项是骨性关节炎的易患因素() ["过度运动","消瘦","高龄","遗传","骨密度"]
产前检查应常规每周1次()抽羊水细胞行染色体检查()腹部检查可区分胎头、胎体() ["孕24周后","孕36周起","孕24-36周","孕30周后","孕16-20周"]
一初产妇,现妊娠41+周,主诉胎动少2天入院,检查宫底剑突下2指,LOA,先露已固定,胎心158次/分,尚规则,无宫缩。下一步的正确处理为() ["A.B超+胎心监护(NST)","B.破膜引产","C.急诊剖宫产","D.催产素点滴引产","E.促宫颈成熟"]
检查胎儿成熟度,下列方法中合适的是() ["A.催产素激惹试验","B.测定孕妇尿中雌三醇值","C.测羊水中卵磷脂与鞘磷脂比值","D.测羊水中甲胎蛋白值","E.测孕妇血中HPL值"]
检查胎儿先天畸形用()检查胎儿肝成熟度用()检查胎儿肺成熟度用()