A 14-year-old boy who plays soccer comes in complaining of anterior knee pain that is worse when he runs and jumps and gets better when he rests his knee. His father says he's been getting tall very quickly in the past few months. An X-ray of the knee is normal. What is the likely cause of his knee pain?
A) The anterior patellar tendon is separating from the tibial tubercle.
B) The patella is loose and unstable.
C) The distal femur is encroaching on the knee joint.
D) The quadriceps muscle is strained.

Question

Quizplus · Accepted Answer

The symptoms and age of the patient suggest Osgood-Schlatter disease, which is caused by irritation and inflammation of the patellar tendon at the tibial tubercle, often due to rapid growth and physical activity.

A 14-Year-Old Boy Who Plays Soccer Comes in Complaining of Anterior