a birth defect that results in a hole in the skull through which brain tissue protrudes. although most babies with encephalocele do not live or are severely retarded, a few children have survived because of early surgery to correct this defect.
Encephalocele is a neural tube defect, the cause of which is not known. There have been studies and evidence linking NTD's to folic acid. The severity of encephalocele varies, depending on the location.