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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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On USG, blighted ovum is diagnosed when the gestational sac is :
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The correct answer is  Blighted ovum/ Silent pregnancy: It is a sonographic diagnosis. There is absence of fetal pole in a gestational sac with diameter of 3 cm or more. Uterus is to be evacuated once the diagnosis made. Reference: Dutta's Textbook of Obstetrics 7th edition page no 161