Late postpartum hemorrhage is most likely caused by:
1. subinvolution of the placental site.
2. defective vascularity of the decidua.
3. cervical lacerations.
4. coagulation disorders.
1
1. Correct. Late PPH may be the result of subinvolution of the uterus, endometritis, or retained placental fragments.
2, 3, 4. Incorrect. Although each of these conditions may cause PPH, late PPH typically results from subinvolution of the uterus, endometritis, or retained placental fragments.
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