myelomeningocele

https://doi.org/10.1351/goldbook.11901
Protrusion of the spinal cord and its coverings through a defect in the vertebral column.
Source:
PAC, 2015, 87, 841. (IUPAC Glossary of terms used in neurotoxicology (IUPAC Recommendations 2015)) on page 885 [Terms] [Paper]