Harlequin syndrome associated with mediastinal ganglioneuroma: a case report by Aleksandra Czapla, Szymon Ejzak, Katarzyna Pawelec, Jadwiga Małdyk, Mariusz Cieślak

“…Harlequin syndrome (HS) is a rare disorder of the autonomic nervous system, caused by unilateral damage to sympathetic fibers innervating the face. …”
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