Knee Pain & Knee Injuries

A tear of one of the rings of cartilage within the knee joint.

Also called patella tendonitis, causing pain in the tendon below the knee cap.

An overuse injury causing pain on the outer back knee

Inflammation of a synovial fold found along the inside border of the knee cap

A tear or rupture of the LCL on the outer side of the knee.

Knee Joint Injuries

ACL Injury
A tear or rupture of the anterior cruciate ligament, deep within the knee joint.

Tibial plateau fracture
A break in the Tibia bone at the very top on the flat lower surface of the knee joint.

Dislocated knee
A dislocation of the entire knee joint.

Osteoarthritis of the knee
A degenerative condition causing pain and weakness in the joint.

Knee contusion
Bruising from a direct impact at the knee joint.

Osteochondritis dessicans
A fragment of cartilage which becomes detached from the bone and is loose in the joint

Osteochondral fracture
A fracture of the articular cartilage which lines the joint.

Articular cartilage injury
Damage to the cartilage which lines the joint.

Knee synovitis
Inflammation of the synovial sheath which surrounds the joint.

Posterior Cruciate Ligament sprain
A tear or rupture of the PCL, deep inside the knee joint.

Distal femur plate injury
A fracture of the growth plate at the knee end of the Tibia.

Tibiofibular joint dislocation
Separation of the upper joint between the Tibia and Filbua, on the outer knee.

Anterior knee pain

Chondromalacia patella
Damage to the cartilage at the back of the knee cap.

Pre-Patella Bursitis (Housemaids knee)
Inflammation of the bursa at the front of the knee cap from kneeling or impact.

Patellofemoral pain syndrome
Aching knee pain due to mal-tracking of the patella.

Jumpers knee
Also called patella tendinopathy (or tendonitis).

Osgood schlatters
Pain under the knee in children and adolescents.

Dislocated kneecap
The knee cap may slide out of its groove, usually towards the outside of the joint.

Patella Fracture
A break in the knee cap at the front of the knee.

Patellar tendon rupture
A full tear of the patella tendon, under the knee.

Quadriceps tendon rupture
A tear of the quad muscles, just above the knee cap.

Fat pad impingement
Pinching of the fat pad between the patella tendon and underlying bone.

Patellofemoral instability
Instability of the knee cap which may feel as though it is going to dislocate.

Quadriceps tendinopathy
Overuse injury of the quad tendon just above the knee cap.

Infrapatelllar bursitis
Inflammation of the bursa under the patella tendon.

Sinding - Larson - Johansson syndrome
An osteochondroses similar to osgood schlatters, causing a pulling on the lower border of the knee cap.

Posterior knee pain

Popliteal cyst / Bakers cyst
A growth at the back of the knee joint.

Popliteus injury
An overuse injury of the tendon of the popliteus muscle.

Biceps femoris tendinopathy
An overuse injury of one of the hamstring tendons on the back, outser side of the knee.

Hamstring tendon rupture
A full tear of one of the three hamstring tendons, at the back of the knee.

Biceps femoris avulsion
A forceful contraction causes the tendon to pull off a fragment of bone from the fibula head on the outer knee.

Medial knee injuries

Medial meniscus tear
A tear of the inner ring of cartilage within the knee joint.

Medial ligament sprain
A tear or full rupture of the MCL on the inner side of the knee joint.

Knee Plica
Inflammation of a synovial fold found along the inside border of the knee cap.

Pes anserine tendinopathy
An inflammatory condition of the combined tendon of semimembranosus, gracilis and sartorius.

Lateral knee injuries

Iliotibial band syndrome
Also called IT band syndrome, causing pain on the outer knee during running, especially downhill.

Lateral meniscus tear
A tear of the outer ring of cartilage deep within the knee joint.

Lateral ligament sprain
A tear or complete rupture of the LCL on the outer knee joint.

Peroneal nerve contusion
Numbness or tingling in the shin or foot caused by a direct blow to the outer knee.

Coronary ligament sprain
An injury to a small ligament which connects the meniscus to the bone.