lumbar sympathectomy results in loss of ejaculation

Sympathectomy for the long term management of such patients has been carried out (Abel et al., 1974) and success reported. Loss of ejaculation does follow sympathectomy but his is a minor problem in patients who have an already destroyed sacral cord. (p. 410)

During fever pyrogen is released from leucocytes and his agent causes the disturbed thermoregulation (Atkinson, 1960). For his response to occur, an intact efferent sympathetic system is requred because fever can be markedly reduced by bilateral sympathectomy in he cat (Pinkston, 1935). (p.193)
The autonomic nervous system: an introduction to basic and clinical concepts By Otto Appenzeller, Emilio Oribe, Elsevier Health Sciences, 1997 - Medical