农村往诊时不论是孕期检查还是产家接生,早期发现难产是很重要的。越早越降低难产对母子的危害。首先通过视诊来发现难产的可能存在:一般身材矮小,发育不良,跛行,悬垂腹,脊柱侧凸或后凸,菱形窝不对称,下肢有畸形等均有可能合并骨盆异常而易发生难产。横位、臀位经胸膝卧位或外倒转不能复为头位的也有可能合并骨盆狭小。腹部膨隆过大,有可能是胎儿过大,胎儿畸形或双胎 Rural consultation at either the pregnancy check or delivery of births, early detection of dystocia is very important. The sooner the lower the harm of dystocia to the mother and child. First of all, through visual inspection to find the possible existence of dystocia: general short stature, stunting, lameness, hanging belly, scoliosis or kyphosis, rhombus nest asymmetry, lower extremity deformity are likely to pelvic abnormalities prone to dystocia. Transverse, breech, thoracic or supine position can not be inverted for the first bit may also be combined pelvis narrow. Abdominal bulging is too large, it may be the fetus is too large, fetal malformations or twins