Define the term Spina bifida?

1 Answer

Answer :

Spina bifida is further divided into two subclasses, spina bifida cystica and spina bifida occulta.
•Spina bifida cystica: In this condition 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. Myeolomeningocele involves herniation of the meninges as well as the spinal cord through the opening.
•Spina bifida occulta: In this type of neural tube defect, the meninges do not herniate through the opening in the spinal canal. The most frequently seen form of spina bifida occulta is when parts of the bones of the spine called the spinous process and neural arch appear abnormal on a radiogram, and is generally harmless. Usually the spinal cord and spinal nerves are not involved. The genetic risk of recurrence with symptomatic forms of Spina Bifida Occulta is uncertain.

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