Diamond ring sign
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DOI: 10.1007/s00261-017-1197-1
Abstract: Sonograms at 5–6 weeks of gestational age depict the embryo as a focal thickening at the periphery of the yolk sac—an appearance referred to as ‘‘diamond ring’’ sign (Fig. 1) [1]. The yolk sac represents… read more here.
Keywords: gestational sac; diamond ring; ring sign; diamond ... See more keywords