Zach Wheeler is the ace of the Philadelphia Phillies pitching staff. The Phillies are in first place in the National League East, due in no small part to Wheeler’s pitching. In a huge shock to the Phillies and their fans, Wheeler suffered a blood clot in his pitching arm, and likely has developed venous thoracic outlet syndrome.

When patients leave Barnes-Jewish Hospital in St. Louis after Dr. Robert Thompson, a vascular surgeon, has removed their first rib as part of thoracic outlet decompression surgery, they