Table 1. Etiologies of primary and secondary postpartum hemorrhage.
Primary |
Uterine atony |
Genital tract lacerations |
Retained placenta (placenta accreta) |
Uterine rupture |
Coagulation defects |
Secondary |
Subinvolution of placental site |
Retained products of conception |
Infection |
Inherited coagulation defects |