Locations:
(1) anterior knee
(2) lateral knee
(3) posterior knee
(4) medial knee
Conditions associated with anterior knee pain:
(1) patellofemoral pain syndrome
(2) patellar tendonitis (jumper's knee)
(3) patellar dislocation or subluxation
(4) Osgood-Schlatter disease (tibial apophysitis)
Conditions associated with lateral knee pain:
(1) sprain of the lateral collateral ligament
(2) lateral meniscal tear
(3) iliotibial band tendonitis
Conditions associated with posterior knee pain:
(1) Baker's (popliteral) cyst
(2) injury to the posterior cruciate ligament
Conditions associated with medial knee pain:
(1) sprain of the medial collateral ligament
(2) medial meniscal tear
(3) pes anserine bursitis
(4) medial plica syndrome