Laha R K, Dujovny M, Huang P S
J Urol. 1979 Jan;121(1):123-4. doi: 10.1016/s0022-5347(17)56690-2.
A case of intermittent erection in a patient with spinal canal stenosis is reported. The symptoms disappeared after lumbar laminectomy. The mechanism of erection remains speculative.