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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Amnion nodosum has which of the following characteristics?
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The correct answer is  Amnion nodosum is a placental lesion consisting of numerous small, light-tan nodules on the amnion that overlies the placenta. It is considered a hallmark of prolonged and severe oligohydramnios. It is also associated with multiple pregnancy, perinatal moality, macerated stillbihs, and chronic twin-transfusion syndromes.