A 14-Year-Old Boy Who Has Been Diagnosed with Osgood-Schlatter Disease

A 14-year-old boy who has been diagnosed with Osgood-Schlatter disease reports painful swelling just below the knee for the past 5 months.Which response by the nurse is appropriate?

A) "If these symptoms persist,you may need arthroscopic surgery."
B) "You are experiencing degeneration of your knee,which may not resolve."
C) "Your disease is due to repeated stress on the patellar tendon.It is usually self-limited,and your symptoms should resolve with rest."
D) "Increasing your activity and performing knee-strengthening exercises will help to decrease the inflammation and maintain mobility in the knee."