patellofemoral stress syndrome
an overuse syndrome of anterior knee pain associated with excessive lateral motion of the patella during activity.
Synonym(s): patellofemoral stress syndrome
Mechanics Pronation and lateral strain—resulting in medialisation of the patella and misalignment of the fibrotendinous unit
patellofemoral stress syndromeRunner's knee, see there.
pa·tel·lo·fem·o·ral syn·drome(pă-tel'ō-fem'ŏr-ăl sin'drōm)
Degenerative condition affecting the articular cartilage of the patella caused by abnormal compression or shearing forces at the knee joint; may cause patellalgia.