A new born presents with swelling in base at the spine in which meninges herniates through bony defect cause is?
Spina bifida occurs when local regions of the neural tube fail to fuse or there is failure in formation of the veebral neural arches .
Defect in pedicle
Defect in body
Defect in fusion of veebral arches
Defect in transverse process
Cerebrovascular Diseases