SPECT/CT Bone Scan Quantification Surgery

Persons to be operated on for lumbar arthrodesis by the neurosurgery team of the Nancy CHRU and respecting the eligibility criteria (including a score of neuropathique pain scale \< 4, see non-inclusion criteria), will be proposed to participate in the study neuropathic pain If they give their oral agreement to the neurosurgeon, a request for a bone scan will be sent to the nuclear medicine department of the Nancy-Brabois Hospital. The patients will fill pain scales before and after surgery (ODI and NS)