Postpartum Hemorrhage(PPH) 产后出血 林建华
Postpartum Hemorrhage(PPH) 产后出血 林建华
Maior causes of death for pregnancy women (maternal mortality) Postpartum hemorrhage (28%) heart diseases pregnancy-induced hypertension (or Amniotic fluid embolism ● infection
Major causes of death for pregnancy women （maternal mortality) • Postpartum hemorrhage（28%) • heart diseases • pregnancy-induced hypertension • (or Amniotic fluid embolism ) • infection
Definition of pph be defined as a blood loss exceeding 500ml after delivery of the infant PPH: occurs in 24 hour of delivery the late PPH: occurs after 24 hour of delivery to 6 weeks
Definition of PPH • be defined as a blood loss exceeding 500ml after delivery of the infant • PPH: occurs in 24 hour of delivery • the late PPH: occurs after 24 hour of delivery to 6 weeks
Major causes Uterine atony(90%) lacerations of the genital tract(6%) retained placenta(3%0-4%) coagulation defects(blood dyscrasia) (4T: tone, tissue, trauma, thrombin
Major causes • Uterine atony (90%) • lacerations of the genital tract(6%) • retained placenta(3%-4%) • coagulation defects (blood dyscrasia) • (4T: tone, tissue,trauma,thrombin)
1. Uterine atony Local factors overdistention of the uterine (hydramnios, multiple pregnancy, macrosomia) condition that interfere with contraction(leiomyomas) complications(PIH, anaemia, placenta praevia
1. Uterine atony Local factors • overdistention of the uterine (hydramnios, multiple pregnancy, macrosomia ) • condition that interfere with contraction(leiomyomas) • complications(PIH,anaemia, placenta praevia