Maternal Floor Infarct/Massive Perivillous Fibrin Deposition


D efinition Diffuse or multifocal fibrin deposition that fills and obliterates the intervillous space along a significant portion of the chorionic plate.

Clinical Features

Epidemiology

  • Uncommon (less than 1% of placentas).

  • Occasionally associated with abnormal maternal clotting (APhA, ATIII deficiency).

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