Department of Physical Medicine and Rehabilitation, Gülhane Military Medical Academy Haydarpaşa Training Hospital, Istanbul, Turkey. lozcakar@yahoo.com
We report a 20-year-old man with Poland syndrome who suffered from weakness, pain, numbness, and discoloration in the left upper extremity. He was eventually diagnosed as also having thoracic outlet syndrome. The concomitance of these two disorders is discussed with a special emphasis on the underlying mechanisms.