22-week female fetus with myeloschisis

Longitudinal (A) and transverse (B) ultrasound images of the lower back show a flat lesion (arrows) without an overlying fluid-filled sac and the neural placode (arrowhead) tethered to the level of the lower back defect. Transverse (C) and sagittal (D) single-shot fast spin echo (SSFSE) T2-weighted images show a flat defect (arrows) with the neural placode (arrowhead) tethered to the level of the defect and not protruding beyond it, with no overlying sac.