Fetal anomalies on ultrasound in the first trimester
A collection of ultrasounds showing fetal anomalies during the first trimester of pregnancy.
During the first trimester, some major anomalies can be diagnosed or excluded by ultrasound. Ultasound findings that aren't diagnostic may be able to suggest structural anomalies. Here are 8 ultrasound images from the first trimester. For more information about using ultrasound to recognize fetal anomalies, please click here.
Figure 1. First trimester anencephaly
Figure 2. First trimester holoprosencephaly
Figure 3. First trimester cephalocele
Figure 4. First trimester micrognathia
Figure 5. First trimester omphalocele
Figure 6. First trimester gastroschisis
Figure 7. First trimester megacystis
Figure 8. First trimester polydactyly
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