Ultrasound demonstration of the normal fetal yolk sac | Zendy

Sauerbrei Eric | Zendy; Cooperberg Peter L. | Zendy; Poland Betty J. | Zendy

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Ultrasound demonstration of the normal fetal yolk sac

Author(s) -

Sauerbrei Eric,

Cooperberg Peter L.,

Poland Betty J.

Publication year - 1980

Publication title -

journal of clinical ultrasound

Language(s) - English

Resource type - Journals

SCImago Journal Rank - 0.272

H-Index - 61

eISSN - 1097-0096

pISSN - 0091-2751

DOI - 10.1002/jcu.1870080306

Subject(s) - yolk sac , medicine , fetus , ultrasound , gestational sac , amniotic sac , obstetrics , crown rump length , second trimester , amniotic fluid , pregnancy , first trimester , radiology , embryo , biology , genetics , microbiology and biotechnology

Using high‐resolution real‐time ultrasound in the first trimester of pregnancy, we have been able to demonstrate, in addition to the fetus, the yolk sac and the amniotic membrane. Pitfalls to avoid in first‐trimester pregnancies include (a) mistaking the yolk sac for a second separate fetus, (b) including the yolk sac in the crown–rump length, and (c) misinterpreting the amniotic membrane for a septum between two separate gestational sacs.

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