An Exeter Hospital hand surgeon's work is connecting carpal tunnel syndrome to a rare, life-threatening heart condition— and changing lives in the process.

Toronto Blue Jays right-hander Erik Swanson received relatively good news when an MRI earlier this week on his pitching elbow revealed no structural damage, according to multiple reports on Friday.

Swanson was diagnosed with what the team called median nerve entrapment, or carpal tunnel syndrome, according to the reports. He will get a cortisone shot and rest his arm for a few days. The Blue ...