Tethered spinal cord syndrome can be defined as a low conus medullaris extending below L2 vertebral level and/or a thickened filum terminale above 2 mm in diameter. Among the neurologic symptoms, neurogenic bladder and bowel is the most common and leaves significant sequale that the patients being disabled not physically but socially. Early recognition and detethering operation are recommended but proper bladder management with regular follow-up should be accompanied for better prognosis.

Here, three cases of the neurogenic bladder with tethered spinal cord syndrome who primarily had myelodysplasia are presented with review of the articles.