A person s spinal cord runs from their brain down their spinal column. Dimples may have clinical significance if they are at the level of lumbar or upper sacral spine.
Neural tube defects are present in 1 1000 live births.
Spina bifida occulta tethered cord. Tethered spinal cord syndrome is a neurologic disorder caused by tissue attachments that limit the movement of the spinal cord within the spinal column. However sometimes the spinal cord becomes attached to the surrounding tissue usually at the base of the back where the spina bifida occulta has occurred. A tethered cord may go undiagnosed until adulthood when sometimes complex and severe symptoms come on slowly over time.
Occurs in 12 of the general population. Various congenital anomalies particularly spina bifida are often associated with congenital tethered cord syndrome. It occurs during a baby s development in its mother s womb usually in the first month of pregnancy.
Tethering of the spinal cord tends to occur in the cases of spina bifida with mylomeningocele. 4 tethered cord syndrome tcs is a common association with spina bifida as seen in the above discussed case as well. Spina bifida is a birth defect due to incomplete closure of the posterior spinal cord and bony vertebral arch lamina.
In most people the spine grows faster than the spinal cord during development which causes the end. How a tethered spinal cord affects the spine in children and adults. In tethered spinal cord cases spina bifida can be accompanied by tethering of the spinal cord but in rare cases with spina bifida occulta.
When the cord becomes tethered the individual will experience neurological deficits that include weakened lower extremities and bowel and bladder dysfunction. Increasing incidence is probably an incidental finding. The true prevalence is difficult to assess because many patients are asymptomatic.
Spina bifida occulta sbo is a common malformation of the spine. While all forms of spina bifida can be accompanied by spinal cord tethering it rarely occurs with spina occulta. Read more presentation of occult spina bifida and.
A tuft of hair is present over the midline lumbar spine. What is spina bifida occulta. Tethered cord syndrome can be of a congenital primary origin or acquired secondary or developmental.
These attachments cause an abnormal stretching of the spinal cord. Tethered cord syndrome is the most common complication of spina bifida occulta. Present in 5 6 100 000 live births.
A dimple must be distinguished from the benign coccygeal pit localized over the lowest point in the coccyx in the gluteal fold. This information sheet covers. This syndrome is closely associated with spina bifida.
Spina bifida occulta is the failure of bony fusion of the vertebral column that is covered by skin with or without an overlying tuft of hair lipoma or sinus.