Split cord malformation with dorsally located bony spur: Report of four cases and review of literature
A 6-month-old male child, presented to our neurosurgical outpatient services with features of hypertrichotic area over the lower lumbar region. The neurological examination was normal. MR imaging showed features of split cord at L2-5 vertebral level with an incomplete bony spur located dorsally at the L4 vertebral level with a low-lying conus at the S1 vertebral level. Exploration, detethering of filum and removal of the dorsal spur was performed in single stage. At the last follow up after 14 months following surgery, the child was doing well and had no deficits.