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Spina bifida (SB; /ˌspaɪnə ˈbɪfɪdə/, [9] Latin for 'split spine') [10] is a birth defect in which there is incomplete closing of the spine and the membranes around the spinal cord during early development in pregnancy. [1] There are three main types: spina bifida occulta, meningocele and myelomeningocele. [1]
Spina bifida cystica includes meningocele and myelomeningocele. Meningocele is less severe and is characterized by herniation of the meninges, but not the spinal cord, through the opening in the spinal canal. Myelomeningocele involves herniation of the meninges as well as the spinal cord through the opening. [19] Spina bifida occulta means ...
In tethered spinal cord cases spina bifida can be accompanied by tethering of the spinal cord but in rare cases with Spina bifida occulta. Tethering of the spinal cord tends to occur in the cases of Spina bifida with mylomeningocele. In most people the spine grows faster than the spinal cord during development which causes the end of the spinal ...
English: An ultrasound visualisation of the spine of a foetus at 21 weeks of pregnancy. The foetus is affected by open spina bifida (spina bifida cystica). In the centre of this longitudinal scan a lumbar myelomeningocele appears as dome shaped structure attached to the lumbar region of the foetal spine.
About 80–90% of fetuses or newborn infants with spina bifida—often associated with meningocele or myelomeningocele—develop hydrocephalus. [22] Acquired
Today's NYT Connections puzzle for Friday, December 13, 2024The New York Times
The photograph was taken during a medical procedure to fix the spina bifida lesion of a 21-week-old fetus. The operation was performed by a surgical team at Vanderbilt University in Nashville. The team, Dr. Joseph Bruner and Dr. Noel Tulipan, had been developing a technique for correcting certain fetal problems in mid-pregnancy.
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