What is the name of the congenital anomaly this child is suffering from?

- In the child given in image - skull bones are absent & the brain parenchyma is exposed; which is characteristic to anencephaly. Other options: Encephalocele - neural tube defect characterized by sac-like protrusions of the brain & membranes that cover it through openings in the skull Hydranencephaly - cerebral hemispheres are absent & replaced by fluid filled sac -Transillumination +ve Diastematomyelia - rare congenital anomaly that results in the "splitting" of the spinal cord in a longitudinal (sagittal) direction.