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February 1979

Skin Wrinkling on Immersion of HandsA Test of Sympathetic Function

Author Affiliations

From the Department of Neurology, Sheba Medical Center, Tel Hashomer, Israel, and the Tel Aviv University Sackler School of Medicine.

Arch Neurol. 1979;36(2):113-114. doi:10.1001/archneur.1979.00500380083013

• Skin wrinkling of the fingers following immersion in warm water depends on intact sympathetic innervation. It is abolished by lesions affecting both central and peripheral sympathetic pathways. It affords a simple and reliable clinical test of sympathetic function.