A tendon is a type of body tissue that connects muscle to bone. If a tendon becomes inflamed — painful and swollen — the condition is called tendonitis. In your hands, there are so-called extensor ...

A 40-year-old man comes to the emergency department (ED) for suture removal from a laceration repair 10 days ago. He reports the pain is better, but that the thumb still feels stiff. He denies fever, ...