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Diagnostic ultrasound ( PDFDrive )

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1146 PART IV Obstetric and Fetal Sonography

A

B

C

FIG. 33.15 Coloboma in Fetus With Holoprosencephaly. (A)

Axial sonogram of orbits shows an abnormally small right globe

(arrowhead) and a luid-illed outpouching from the posterior aspect

of the left globe (arrow), consistent with a coloboma. (B) Oblique

axial image of the left globe shows the coloboma. (C) Axial magnetic

resonance image of the globes demonstrates bilateral colobomas

(arrows). Note also the brain abnormality with a monoventricle,

in the holoprosencephaly spectrum.

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