part_of part of part of has_disease_location central nervous system disorder meninx Meningomyelocele MESH:D008591 Congenital, or rarely acquired, herniation of meningeal and spinal cord tissue through a bony defect in the vertebral column. The majority of these defects occur in the lumbosacral region. Clinical features include PARAPLEGIA, loss of sensation in the lower body, and incontinence. This condition may be associated with the ARNOLD-CHIARI MALFORMATION and HYDROCEPHALUS. (From Joynt, Clinical Neurology, 1992, Ch55, pp35-6) SNOMEDCT:414667000 MedDRA:10027287 Sirarat Sarntivijai NCIt:C101201