Other Names for this Disease
- Unilateral loss of facial flushing and sweating with contralateral anhidrosis
- Sudden onset of unilateral flushing and sweating
See Disclaimer regarding information on this site. Some links on this page may take you to organizations outside of the National Institutes of Health.
 The asymmetrical facial sweating and flushing described with this condition has been named the 'Harlequin Sign'.Harlequin syndrome was first coined by Lance and Drummond in 1988 when they described five cases of unilateral (on one side) flushing and sweating.
Last updated: 11/7/2014
- Corbett M, Abernethy DA. Harlequin syndrome. J Neurol Neurosurg Psychiatry. 1999; http://www.pubmedcentral.nih.gov/picrender.fcgi?artid=1736279&blobtype=pdf. Accessed 11/7/2014.
On this page
- The Monarch Initiative brings together data about this condition from humans and other species to help physicians and biomedical researchers. Monarch’s tools are designed to make it easier to compare the signs and symptoms (phenotypes) of different diseases and discover common features. This initiative is a collaboration between several academic institutions across the world and is funded by the National Institutes of Health. Visit the website to explore the biology of this condition.
- PubMed is a searchable database of medical literature and lists journal articles that discuss Harlequin syndrome. Click on the link to view a sample search on this topic.