Chronic Villitis


D efinition Maternal chronic inflammatory cells within terminal villi, not attributable to any known infection.

Clinical Features

Epidemiology

  • Present in 5% to 10% of examined placentas.

  • More often seen in women with autoimmune disorders such as systemic lupus erythematosus.

  • Thought by some to be an autoimmune phenomenon, and some authors consider it a maternal-placental graft rejection.

  • Others suspect that chronic villitis (CV) represents a response to an as-of-yet unidentified organism.

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