Preterm Labor Lin Qi de
Preterm Labor Lin Qi de
Definition Preterm Labor Labor occurring prior to the completion of 37 weeks' of gestation (228 weeks), or 196-258 days from the last menstrual period (LMP)
Definition Preterm Labor : Labor occurring prior to the completion of 37 weeks’ of gestation(≥28 weeks’), or 196-258 days from the last menstrual period (LMP)
Etiology o Maternal factors (1) Clinical complication: cardiovascular, liver renal dieases pih severe anemia et al (2) Uterine distortion: Leiomyoma, uterus didelphys, uterus septus, Incompetent cervix and other abnomalities
Etiology Maternal factors: (1) Clinical complication:cardiovascular, liver,renal dieases,PIH , severe anemia et al (2) Uterine distortion: Leiomyoma,uterus didelphys , uterus septus, Incompetent cervix and other abnomalities
o Fetal and placental factors (1) Hydramnios (2) Multiple pregnancy (3)PROM (4)Placental abruption ()Placenta praevia (6 Urinary, intra-amniotics infection
Fetal and placental factors: (1) Hydramnios (2) Multiple pregnancy (3) PROM (4) Placental abruption (5) Placenta praevia (6) Urinary , intra- amniotics infection
Symptoms and signs e Uterine contraction, 〔 irregulation→ regulation) oIncrease or change in vaginal discharge (mucous, watery, light bloody discharge) Taking up“ of the cervix o Progressive dilatation of the os
Symptoms and Signs Uterine contraction, (irregulation regulation) Increase or change in vaginal discharge (mucous,watery,light bloody discharge) “Taking up “ of the cervix Progressive dilatation of the os