"Sympathectomy is a technique about which we have limited knowledge, applied to disorders about which we have little understanding." Associate Professor Robert Boas, Faculty of Pain Medicine of the Australasian College of Anaesthetists and the Royal College of Anaesthetists, The Journal of Pain, Vol 1, No 4 (Winter), 2000: pp 258-260
Sympathectomy for palmar hyperhidrosis is effective, but has risks associated with surgery and a permanent non-sweating hand, which may become hyperkeratotic, with fissuring and scaling.
The autonomic nervous system: an introduction to basic and clinical concepts