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Understanding how 4 abnormal ultrasound findings relate to miscarriage risk | Your Pregnancy Matters | UT Southwestern Medical Center
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Early pregnancy ultrasound measurements and prediction of first trimester pregnancy loss: A logistic model | Scientific Reports
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Sonographic Parameters for Prediction of Miscarriage - Wie - 2015 - Journal of Ultrasound in Medicine - Wiley Online Library
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I am 7 weeks pregnant and in my ultrasound the yolk sac was visible but not the baby. Should I worry? - Quora
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Early pregnancy ultrasound measurements and prediction of first trimester pregnancy loss: A logistic model | Scientific Reports
![Normal 6- to 7-week IUP. A: Magnified TV sonogram of 3-mm embryo/yolk sac (arrow). Compare to Figure 3-1H. B: TV sonogram of 6-week IUP with 6-mm embryo. - ppt download Normal 6- to 7-week IUP. A: Magnified TV sonogram of 3-mm embryo/yolk sac (arrow). Compare to Figure 3-1H. B: TV sonogram of 6-week IUP with 6-mm embryo. - ppt download](https://slideplayer.com/slide/13829816/85/images/1/Normal+6-+to+7-week+IUP.+A%3A+Magnified+TV+sonogram+of+3-mm+embryo%2Fyolk+sac+%28arrow%29.+Compare+to+Figure+3-1H.+B%3A+TV+sonogram+of+6-week+IUP+with+6-mm+embryo+%28between+x%E2%80%99s%29+adjacent+to+the+yolk+sac.+C%3A+Magnified+TV+scan+of+6-week+IUP+demonstrating+embryo+within+embryonic+cavity+%281%29%2C+extraembryonic+coelom+%282%29%2C+and+yolk+sac+%283%29.+D%3A+Magnified+TV+sonogram+of+6-week+IUP+demonstrating+embryo%2Fyolk+sac+complex+and+decidua+capsularis+and+vera.+Compare+to+Figure+3-1L.+E%3A+Yolk+sac%2Fembryo+surrounded+by+choriodecidual+layers.+F%3A+TVS+showing+embryo%2Fyolk+sac+complex.+The+embryo+is+3+mm+in+size%2C+and+heart+motion+was+seen.+G%3A+TVS+of+deflated+gestational+sac+with+enlarged+yolk+sac+but+no+definite+embryo.+This+is+consistent+with+embryonic+demise.+H%3A+Five-+to+six-week+IUP+in+a+bicorunate+uterus.+H%28a%29%3A+Transverse+TVS+showing+gestational+sac+in+right+horn+of+a+bicornate+uterus.+H%28b%29%3A+Sagittal+TVS+through+left+nongravid+horn.+H%28c%29%3A+Sagittal+TVS+through+right+horn+with+gestational+sac..jpg)