Hard lump (feels like bone) under kneecap. Def not on right leg. Only left, and no pain. I exercise a lot (basketball and running). Any help on what this is? : r/AskDoctorSmeeee
Osgood-Schlatter Disease: Shinbone Bump in Children & Teens
Does your child have a “bump” at the front of the knee? Is it Osgoode-Schlatters Disease? | Burlington Orthotic Centre
What is Osgood-Schlatter disease? - Sports Medicine Clinic