Pain and tenderness below the knee, common in late childhood or early adolescence.

Often caused by excessive physical activity or growth spurts. Common in football, tennis and gymnastics. Excessive contraction of the thigh muscles (quadriceps) can result in pain, inflammation and sometimes bony changes. It may result in absence from sport.

A common and painful condition which causes pain on the outside of the knee. Patients commonly complain of pain when running down hill or climbing stairs. Assessment