Congenital Abnormality
meningomyelocele
Subclass of:
Neural Tube Defects
Definitions related to meningomyelocele:
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(myelomeningocele) A congenital abnormality in which the spinal cord and meninges protrude through a defect in the spinal column. The protrusion is above the skin surface.NCI ThesaurusU.S. National Cancer Institute, 2021
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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)NLM Medical Subject HeadingsU.S. National Library of Medicine, 2021
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Hernial protrusion of the spinal cord and its meninges through a defect in the vertebral canal.CRISP ThesaurusNational Institutes of Health, 2006
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(myelomeningocele) Protrusion of the meninges and portions of the spinal cord through a defect of the vertebral column.Human Phenotype Ontology (HPO)The Human Phenotype Ontology Project, 2021
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(spina bifida cystica) Incomplete closure of the spinal column during central nervous system development with protrusion of a hernial cyst containing meninges, spinal cord, or both.NICHD Pediatric TerminologyU.S. National Cancer Institute, 2021
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Myelomeningocele is the most severe form of spina bifida. It happens when parts of the spinal cord and nerves come through the open part of the spine. It causes nerve damage and other disabilities. Seventy to ninety percent of children with this condition also have too much fluid on their brains (hydrocephalus). This happens because...National Center for Advancing Translational Sciences
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