Uterine atony : Loss of uterine muscle tone, allows profuse bleeding from the uterus.

宫缩乏力：失去子宫肌肉张力，使大出血，从子宫。

Uterine atony with obstetric bleeding was the primary cause of obstetric hysterectomy.

宫缩乏力导致的产科出血是子宫切除的首要原因。

The main causes of dystocia of vertex presentation were occiput mal presentation, macrosomic infant, uterine atony, abnormal pelvic and genital tract.

导致头位难产的主要因素依次为胎头位置异常、巨大儿、宫缩乏力、软产道及骨产道异常。

Results (1) Jaundice was usually the first symptom in extrahepatic bile duct carcinoma. Other symptom included abdominal hidden pain (49.5%), atony (30.6%), fleshless (27.2%) and inappetence (13.1%).

结果(1)肝外胆管癌初诊时多以黄疸为首发症状，其他常见症状依次有上腹部隐痛(49.5%)、乏力(30.6%)、消瘦(27.2%)、厌食(13.1%)。