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A, 2D axial view of the orbits on fetal ultrasound. B, 3D axial view, silhouette, and x-ray mode from fetal ultrasound. C, 3D tomographic imaging 2 mm slices starting from the forehead (−3) to posterior end of the orbits (4) from fetal ultrasound. D, 2D axial view of the orbital size on fetal ultrasound.
