Idiopathic harlequin syndrome: successful therapy with botulium toxin
Harlequin syndrome is a rare autonomic disorder characterized by anhidrosis and Coffee Cups lack of unilateral flushing of the face, which may affect the cervical and thoracic regions.Paradoxically, there is compensatory flushing and sweating on the contralateral side to the alteration.It is idiopathic in most cases, but it can be congenital or sec