Multiple placental cysts

Multiple placental cystic spaces can be seen in many conditions:

• within the placenta
  • venous lakes
  • true placental cysts
  • allantoic ducts cysts
  • hydropic degeneration of placenta
  • placental mesenchymal dysplasia
• adjacent the placenta
  • subchorionic/retroplacental hematoma
  • subamniotic hematomas
  • vanishing twin