Fig. 3
From: Magnetic resonance imaging in the prenatal diagnosis of neural tube defects
Encephalocele. Fetus at 21 weeks’ gestation. a Sagittal and b axial T2-weighted HASTE images show the protrusion of the occipital lobe and occipital horn of the ventricular system (black arrows in a and b) through a defect in the bone and soft tissues (white arrows in a). c Ultrasound image also shows the protrusion of the occipital lobe (white arrows). d, e Images of the same fetus at 31 weeks’ gestation show a decrease in the extruded encephalic component (arrow in e) and an increase in the associated meningeal component (arrow in d)