MCQ – 68388

After a full term normal delivery patient went into shock Most probable cause is

A.	Inversion of uterus
B.	Post-partum hemorrhage
C.	Amniotic fluid embolism
D.	Eclampsia

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Correct Answer » B Explanation

• Shock after delivery is most commonly due to massive blood loss

Postpartum hemorrhage (PPH)is:

• • The most common cause of maternal mortality worldwide
  • The most common cause of shock after delivery

Postpartum hemorrhage

• • Defined as:
    • ≥500 mL blood loss after vaginal delivery
  • Most common cause:
    • Uterine atony (failure of uterus to contract)
• Leads to:
  • Hypovolemic shock
  • Rapid deterioration if untreated

Explanation of Other Options

• A. Inversion of uterus
  • Can cause severe shock
  • But rare compared to PPH
• C. Amniotic fluid embolism
  • Sudden collapse with:
    • Respiratory distress
    • DIC
  • Rare cause
• D. Eclampsia
  • Causes seizures, not primary cause of shock