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What is What is this appearance - seen in early pregnancy known as:(AIIMS 2016) and explain in detail?
Ans. C Double bleb signAntenatal ultrasound image in first trimester - termed as the double bleb signQ. It is formed by Amnion and Yolk sac and is seen between 5 to 6 weeks. It corresponds with the appearance of the fetal poleQ - tiny dot seen between the two blebs.