Apart from the usual risks of having some back surgery, the risk of laminectomy includes injury to the nerve roots of the spinal cord, bleeding, injury to the sac, covering the spinal root or spinal cord leading to leakage of the fluid, persistence of pain or worsening, temporary or permanent worsening of symptoms. It may also lead to delayed restenosis as well as destabilization of the fragment leading to forward bending of the spinal column.