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Author: Dr Duncan Lyons, Resident Medical Officer, Gold Coast University Hospital, Gold Coast, Queensland, Australia. Medical Editor: Dr Helen Gordon, Auckland, New Zealand. DermNet NZ Editor in Chief: Adjunct A/Prof. Amanda Oakley, Dermatologist, Hamilton, New Zealand. Copy edited by Gus Mitchell. July 2020.
Eccrine chromhidrosis is characterised by the production of coloured sweat from the eccrine sweat glands . The eccrine sweat glands cover much of the body but are particularly concentrated on the palms and soles. They play an important part in temperature regulation of the body.
Eccrine chromhidrosis is a rare disorder. It can occur at any age and affects both sexes .
The causes for eccrine chromhidrosis include the following [1,2].
Eccrine chromhidrosis can affect any body area but is often worse on the palms and soles where the eccrine glands are most concentrated. The colour of the sweat depends on the dye, drug, or chemical involved, with red, blue, orange, brown, yellow, green, black, and white sweat reported [1–4].
A prickly sensation or warmth may occur across the affected skin prior to the release of the coloured sweat.
The differential diagnosis for eccrine chromhidrosis can include the following disorders:
Eccrine chromhidrosis is often diagnosed clinically, but the following may be used to confirm the diagnosis [1,2]:
The prognosis can be excellent if the causative dye or agent is eliminated.
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