Review Question - QID 219934

A 58-year-old diabetic caucasian male presents to the clinic for continued management of his left ring finger contracture. He had previously attempted physical therapy, with no improvement in his motion. On examination, there is a metacarpophalangeal joint flexion contracture of 35 degrees with a palpable nodule of tissue felt in the palm. He is adamant about avoiding surgery. One alternative treatment to surgery works through a mechanism of action of selective degredation of